A&P 2 2347AP2 - MID TERM Questions and Answers/ rated A

PRACTICE EXAM FROM MODULE 5 • Question 1 1 out of 1 points Which valve allows blood to flow from the right atrium to the right ventricle when open? • Question 2 0 out of 1 points In order for air to travel out of t ...

PRACTICE EXAM FROM MODULE 5 • Question 1 1 out of 1 points Which valve allows blood to flow from the right atrium to the right ventricle when open? • Question 2 0 out of 1 points In order for air to travel out of the lungs, which of the following is true? • Question 3 0 out of 1 points What statement is true regarding the cardiac conduction system? • Question 4 Which part of pulmonary ventilation requires the use of energy? • Question 5 External intercostal muscles contract during: 1 out of 1 points 0 out of 1 points • Question 6 Which of the following statements is true regarding lung volumes? • Question 7 0 out of 1 points Which of the following organs is primarily responsible for recycling heme groups and iron into bilirubin, bile, and ferritin? • Question 8 Hemoglobin is responsible for binding oxygen molecules to RBCs. • Question 9 0 out of 1 points Which type of immunity creates an immunological memory after exposure to a pathogen? • Question 10 1 out of 1 points The thymus is responsible for maturation of T-cells. Selected Answer: True Correct Answer: Tru e • Question 11 The bronchioles are part of the lower respiratory system. Selected Answer: True 1 out of 1 points Correct Answer: Tru e • Question 12 Which of the following makes up the largest portion of blood? Selected Answer: Plasma Correct Answer: Plasma • Question 13 1 out of 1 points 0 out of 1 points Which of the following statements is true regarding hormone stimulation of blood cell production? Selected Answer: Hematopoietin is produced by the liver and stimulates white blood cell production. Correct Answer: Erythropoietin is produced by the kidney and stimulates red blood cell production. • Question 14 1 out of 1 points Coronary arteries branch from the pulmonary artery and supply the heart with oxygenated blood. Selected Answer: False Correct Answer: Fals e • Question 15 Blood entering the left atrium is: 0 out of 1 points Selected Answer: Deoxygenated Correct Answer: Oxygenated • Question 16 Inflammation and mucous membranes are components of the: Selected Answer: Adaptive immune system Correct Answer: Innate immune system • Question 17 How long is the lifespan of an average RBC? Selected Answer: 90 days Correct Answer: 120 days • Question 18 Which of the following statements is true regarding the cardiac cycle? Selected Answer: The right atrium receives oxygenated blood from the body. Correct Answer: The ventricles contract at the same time. • Question 19 0 out of 1 points 0 out of 1 points 0 out of 1 points 1 out of 1 points Blood travels from the heart, through arteries, then capillaries, and returns to the heart through veins. Selected Answer: True Correct Answer: Tru e • Question 20 Which of the following is true regarding the pharynx? 0 out of 1 points Selected Answer: The epiglottis allows food and water to enter the trachea. Correct Answer: The pharynx is located superior to the larynx. • Question 21 Which of the following is NOT a cardinal sign of inflammation? Selected Answer: Fever Correct Answer: Fever • Question 22 Skin is considered a 1st line of immune defense. Selected Answer: True 1 out of 1 points 1 out of 1 points Correct Answer: Tru e • Question 23 Which valve allows blood to flow from the left ventricle out to the body? Selected Answer: Mitral valve Correct Answer: Aortic valve • Question 24 A fever increases the metabolic rate, which speeds up the repair process. Selected Answer: False 0 out of 1 points 0 out of 1 points Correct Answer: Tru e • Question 25 0 out of 1 points Stroke volume is a measure of the number of times the heart beats per minute. Selected Answer: True Correct Fals Answer: e • Question 26 The tunica media of a vein is thicker than the tunica media of an artery. Selected Answer: True 0 out of 1 points Correct Answer: Fals e • Question 27 Which of the following statements is true regarding the adaptable immune defenses? Selected Answer: Only humoral immunity produces memory cells (immunological memory) of specific pathogen antigen epitopes. 0 out of 1 points Correct Answer: The response with the adaptable immune defense depends upon antigen exposure (the first time or 2+ time it has been exposed to the antigen will make a difference). • Question 28 Type II alveolar cells are responsible for which of the following actions? Selected Answer: Oxygen exchange Correct Answer: 0 out of 1 points Secretion of surfactant • Question 29 The right side of the heart pumps to the: Selected Answer: Lungs Correct Answer: Lungs • Question 30 In a healthy heart, which heart chamber has the thickest wall? 1 out of 1 points 0 out of 1 points Selected Answer: Left atrium Correct Answer: Left ventricle • Question 31 Which of the following is true of the pleura of the lungs? Selected Answer: They are solely responsible for facilitating ventilation. Correct 0 out of 1 points Answer: The pleural cavity allows the lungs to expand and contract without friction. • Question 32 0 out of 1 points Someone who has type B blood has which of the following antigens present on their RBCs? Selected Answer: A and B Correct Answer: B • Question 33 The “dub” sound (or S2) is created by: Selected Answer: The semilunar valves closing Correct Answer: The semilunar valves closing • Question 34 1 out of 1 points 0 out of 1 points Chordae tendineae and papillary muscles are important structures in which heart valves? Selected Answer: Tricuspid and aortic valves Correct Answer: Mitral and tricuspid valves Which statement is true regarding the hemostasis? Selected Answer: Fibrinogen is converted into thrombin threads that reinforce the platelet plug. Correct Answer: Fibrinogen is converted into thrombin threads that reinforce the platelet plug. Course MA279/BSC2347 Human Anatomy and Physiology II - Online - 2018 Summer Quarter Test Module 05 Midterm Exam Started 8/1/18 Submitted 8/1/18 Status Completed Attempt Score 48 out of 50 points Time Elapsed 20 minutes out of 1 hour and 15 minutes Results Displayed All Answers, Submitted Answers, Correct Answers, Feedback, Incorrectly Answered Questions • Question 1 Which of the following is true of cellular immunity? Selected Answer: Cytotoxic T cells are produced Answers: B lymphocytes are involved Antibodies are produced Cytotoxic T cells are produced Only occurs in the lymph nodes of the body • Question 2 Which factor will NOT directly affect stroke volume? Selected 1 out of 1 points 1 out of 1 points Answer: Respiration rate Answers: Respiration rate Strength of cardiac muscle contraction High blood pressure Amount of blood the ventricles fill up with • Question 3 The thoracic and pulmonary volumes both have the ability to increase. 1 out of 1 points Selected Answer: Tru e Answers: Tru e False • Question 4 0 out of 1 points Only arteries undergo vasoconstriction and vasodilation. Selected Answer: True Answers: True Fals e • Question 5 1 out of 1 points Stroke volume is the measure of: Selected Answer: The amount of blood that is ejected from a ventricle with each contraction. Answers: The amount of blood that fills up a ventricle prior to contraction. The amount of blood that is ejected from a ventricle with each contraction. The amount of blood that is ejected from a ventricle in one minute. The amount of blood that fills up an atrium prior to contraction. • Question 6 Which of the following is true of thrombocytopenia? Selected Answer: It can lead to abnormal long bleeding times. Answers: 1 out of 1 points It can lead to abnormal long bleeding times. It results in an increase within the hemostasis process. Commonly is caused by a lack of iron in the body. It is only a concern in older individuals. • Question 7 What statement is true of capillaries? Selected 1 out of 1 points Answer: They allow for nutrient and gas exchange within the body Answers: They are found only in selected areas of the body They allow for nutrient and gas exchange within the body They have very a thick layer of smooth muscle surrounding them. They carry oxygenated blood out to the body • Question 8 1 out of 1 points Which of the following is true of polycythemia? Selected Answer: It can be caused by cancer of the bone marrow. Answers: It is a condition where there are too few erythrocytes. It can be caused by cancer of the bone marrow. More commonly seen in females. It is a condition where there are too many leukocytes. • Question 9 Coagulation is the final step in the hemostasis process. 1 out of 1 points Selected Answer: Tru e Answers: Tru e False • Question 10 1 out of 1 points Antibodies are specific to one type of epitope. Selected Answer: Tru e Answers: Tru e False The right atrium: Selected • Question 11 1 out of 1 points Answer: Receives blood from the body circuit Answers: Pumps blood to the pulmonary circuit Pumps blood to the body circuit Receives blood from the pulmonary circuit Receives blood from the body circuit • Question 12 Which of the following is a role of the nasal cavity? Selected Answer: Filter and clean incoming air Answers: Gas exchange Filter and clean incoming air Dry and warm incoming air Concentrate the oxygen of incoming air • Question 13 Which portion of the EKG wave pertains to the atria undergoing depolarization? Selected Answer: P wave Answers: 1 out of 1 points 1 out of 1 points P wave QRS complex T wave S wave • Question 14 1 out of 1 points The exposure rate of a pathogen determines the effectiveness of innate defenses. Selected Answer: Fals e Answers: True Fals e • Question 15 1 out of 1 points Which type of humoral immunity is generated when an individual receives an infection from another person? Selected Answer: Active natural humoral immunity Answers: Active natural humoral immunity Passive natural humoral immunity Active acquired humoral immunity Passive acquired humoral immunity • Question 16 1 out of 1 points The pulmonary arteries contain deoxygenated blood. Selected Answer: Tru e Answers: Tru e False • Question 17 1 out of 1 points Humoral immunity involves the production of antibodies that will attack any bacteria or virus. Selected Answer: Fals e Answers: True Fals e • Question 18 1 out of 1 points Which type of plasma protein plays a role within maintaining plasma osmotic pressure, blood pressure and is the most numerous? Selected Answer: Albumin Answers: Globins Albumin Fibrinoge n Elastin • Question 19 The primary role of the smooth surrounding the bronchi is to provide structural support. 1 out of 1 points Selected Answer: Fals e Answers: True Fals e • Question 20 1 out of 1 points The trachealis muscle is located on the posterior aspect of the trachea, facing the esophagus. Selected Answer: Tru e Answers: Tru e False • Question 21 1 out of 1 points What is true of gas exchange within the lungs? Selected Answer: Occurs at the type I alveolar cells Answers: Occurs in the bronchioles and alveolar sacs Occurs at the type I alveolar cells Occurs at the type II alveolar cells It can occur all along the respiratory tree. • Question 22 1 out of 1 points Which of the following is true of the pleura of the lungs? Selected Answer: The pleural cavity allows the lungs to expand and contract without friction. Answers: They are solely responsible for facilitating ventilation. It is composed of four layers. The pleural cavity allows the lungs to expand and contract without friction. The pleura covers the internal surfaces of the lungs too. • Question 23 Increased heart rate will increase the overall cardiac output. 1 out of 1 points Selected Answer: Tru e Answers: Tru e False • Question 24 1 out of 1 points Which of the following is true of veins? Selected Answer: They start forming after blood travels through a capillary bed Answers: They contain two-way valves The vena cava is the smallest vein in the body They typically carry oxygenated blood They start forming after blood travels through a capillary bed • Question 25 1 out of 1 points Which portion of the cardiac conduction system controls the rate at which the heart contracts? Selected Answer: SA node Answers: AV node SA node Purkinje fibers Myocaridum • Question 26 The pharynx assists in moistening and humidifying inhaled air? 1 out of 1 points Selected Answer: Fals e Answers: True Fals e • Question 27 1 out of 1 points Which statement about the lungs and bronchi is true? Selected Answer: The left lung has 2 lobes. Answers: The right lung has 4 lobes. The left lung has 2 lobes. The right secondary bronchi has two branches. The left secondary bronchi has three branches. • Question 28 1 out of 1 points The left ventricle: Selected Answer: Pumps blood to the body circuit Answers: Pumps blood to the pulmonary circuit Pumps blood to the body circuit Receives blood from the pulmonary circuit Receives blood from the body circuit • Question 29 Which of the following is true of the hemostasis process? Selected 1 out of 1 points Answer: Fibrin is an insoluble protein thread that will cross link to the platelets together. Answers: Hemoglobin activates fibrinogen to fibrin. Fibrin is an insoluble protein thread that will cross link to the platelets together. Vitamin C is needed for the hemostasis process to be complete. Only the intrinisic pathway will convert prothrombin to the active form of thrombin. • Question 30 Which of the following is true regarding the larynx? Selected Answer: The vestibular folds assist in closing the glottis to prevent food and water entering the trachea. 1 out of 1 points Answers: The vestibular folds assist in closing the glottis to prevent food and water entering the trachea. The vocal folds (cords) allow food and water to flow through them when open. The epiglottis controls when food and water can enter the trachea. The larynx is located inferior to the trachea. • Question 31 1 out of 1 points Anemia is classified and defined as the body being iron deficient. Selected Answer: Fals e Answers: True Fals e • Question 32 1 out of 1 points What is secreted by the alveoli cells that prevent the lungs from collapsing between each breath by reducing surface tension? Selected Answer: Surfactant Answers: Surfactant Mucous Pulmonary fluid Water • Question 33 1 out of 1 points The bronchial tree allows for passage of air and gasses to reach the alveolar sacs where gas exchange occurs. Selected Answer: Tru e Answers: Tru e False • Question 34 1 out of 1 points Arterioles are the smallest form of an artery and is where gas exchange occurs. Selected Answer: Fals e Answers: True Fals e • Question 35 1 out of 1 points Which portion of the EKG wave pertains ventricles contracting during the cardiac cycle? Selected Answer: QRS complex Answers: P wave QRS complex T wave S wave • Question 36 Which of the following is NOT a benefit to the inflammatory process? Selected Answer: Initiates the production of T-cytotoxic cells Answers: It helps prevent the spread of pathogens. It helps initiate the repair process. Acts as an alarm for the adaptive immune system Initiates the production of T-cytotoxic cells • Question 37 Which of the following is the most numerous type of leukocyte? Selected Answer: Neutrophil Answers: 1 out of 1 points 1 out of 1 points Neutrophil Basophil Eosinophil Lymphocy te • Question 38 1 out of 1 points Which of the following choices is the correct pathway of the cardiac conduction system? Selected Answer: SA node – AV node – Bundle of His – Right/Left bundle branches – Purkinje fibers Answers: SA node – AV node – Bundle of His – Right/Left bundle branches – Purkinje fibers AV node – Bundle of His – Right/Left bundle branches – Purkinje fibers SA node – AV node – Bundle of His – Purkinje fibers – Right/Left bundle branches Bundle of His – AV node - SA node – Purkinje fibers – Right/Left bundle branches • Question 39 1 out of 1 points Which of the following is true of the intercalated discs? Selected Answer: They allow cardiac muscle cells to share nutrients and electrical impulses. Answers: There are found in smooth muscle and cardiac muscle. They are found only in the SA node cells. They allow cardiac muscle cells to share nutrients and electrical impulses. They are the contractile filaments of the cardiac muscle cells. • Question 40 1 out of 1 points Type O blood is the universal recipient blood type. Selected Fals Answer: e Answers: True Fals e • Question 41 1 out of 1 points Which anatomical structure ensures the heart valves only open and close in one direction? Selected Answer: Chordae tendinae Answers: Cusps Trabeculae carneae Chordae tendinae Epicardium • Question 42 T Helper cells are involved in cellular and humoral immunity activation. 1 out of 1 points Selected Answer: Tru e Answers: Tru e False • Question 43 1 out of 1 points Which of the following is true of the trachea? Selected Answer: Its lumen is lined with cilia. Answers: It has over 30 supportive cartilage rings. Its lumen is lined with cilia. The respiratory cilia within the lumen move the mucus downward, toward the lungs. The trachea is posterior to the esophagus. • Question 44 1 out of 1 points Cardiac output is the amount of blood ejected from both ventricles with each contraction. Selected Answer: Fals e Answers: True Fals e • Question 45 1 out of 1 points For inspiration to occur, intrapulmonary pressure must be higher than atmospheric pressure? Selected Answer: Fals e Answers: True Fals e • Question 46 1 out of 1 points For expiration to occur, the intrapulmonary pressure has to: Selected Answer: Increase compared to atmospheric air pressure Answers: Increase compared to atmospheric air pressure Decrease compared to atmospheric air pressure • Question 47 1 out of 1 points An abnormal clot formation within a blood vessel is referred to as: Selected Answer: Thrombi Answers: Emboli Thrombi Hemosta sis Sclerosis • Question 48 Which of the following is true regarding the heart valves? Selected 1 out of 1 points Answer: The Lub sound of the heart is produced when the AV valves close. c. The right AV valve has only two cusps. Answers: The heart contains 5 heart valves. The left AV valve is also called the pulmonary valve. The Lub sound of the heart is produced when the AV valves close. c. The right AV valve has only two cusps. • Question 49 0 out of 1 points As the inspiratory muscles contract, the thoracic volume increases leading to an increase of pulmonary volume, which increases the intrapulmonary pressure. Selected Answer: True Answers: True Fals e • Question 50 1 out of 1 points Oxygen and carbon dioxide gas exchange in the lungs occurs due to: Selected Answer: Diffusion Answers: Active transport Diffusion Osmosis Facilitated transport MA279/BSC2347 Section 13 Human Anatomy and Physiology II - Online - 2019 Winter Quarter Test Module 05 Midterm Exam Started 2/2/19 12:21 AM Submitted 2/2/19 1:32 AM Status Completed Attempt Score 48 out of 50 points Time Elapsed 1 hour, 11 minutes out of 1 hour and 15 minutes Results Displayed Submitted Answers • Question 1 1 out of 1 points The trachealis muscle is located on the posterior aspect of the trachea, facing the esophagus. Selected Answer: Tru e • Question 2 Which of the following is the most numerous type of leukocyte? 1 out of 1 points Selected Answer: Neutrophil • Question 3 Stroke volume is the measure of: 1 out of 1 points Selected Answer: The amount of blood that is ejected from a ventricle with each contraction. • Question 4 What statement is true of capillaries? 1 out of 1 points Selected Answer: They allow for nutrient and gas exchange within the body • Question 5 1 out of 1 points Which term best describes the normal amount of air that is brought into and out of the lungs during quiet or resting breathing? Selected Answer: Tidal volume • Question 6 Which of the following is true of polycythemia? 1 out of 1 points Selected Answer: It can be caused by cancer of the bone marrow. • Question 7 1 out of 1 points Which portion of the EKG wave pertains ventricles contracting during the cardiac cycle? Selected Answer: QRS complex • Question 8 Which of the following is true of the intercalated discs? 1 out of 1 points Selected Answer: They allow cardiac muscle cells to share nutrients and electrical impulses. • Question 9 The left ventricle: 1 out of 1 points Selected Answer: Pumps blood to the body circuit • Question 10 Which of the following is NOT true regarding inflammation? 1 out of 1 points Selected Answer: It stimulates a fever to develop • Question 11 1 out of 1 points The visceral pleura is found attached to the inner surface of the thoracic cavity. Selected Answer: Fals e • Question 12 1 out of 1 points Which anatomical structure ensures the heart valves only open and close in one direction? Selected Answer: Chordae tendinae • Question 13 1 out of 1 points The bronchial tree allows for passage of air and gasses to reach the alveolar sacs where gas exchange occurs. Selected Answer: Tru e • Question 14 1 out of 1 points Arterioles are the smallest form of an artery and is where gas exchange occurs. Selected Fals Answer: e • Question 15 1 out of 1 points What is secreted by the alveoli cells that prevent the lungs from collapsing between each breath by reducing surface tension? Selected Answer: Surfactant • Question 16 1 out of 1 points Which portion of the EKG wave pertains to the atria undergoing depolarization? Selected Answer: P wave • Question 17 Increased heart rate will increase the overall cardiac output. 1 out of 1 points Selected Answer: Tru e • Question 18 The right atrium: 1 out of 1 points Selected Answer: Receives blood from the body circuit • Question 19 1 out of 1 points Cardiac output is measured by multiplying heart rate (per minute) by breathing rate (per minute). Selected Answer: Fals e • Question 20 The pharynx assists in moistening and humidifying inhaled air? 1 out of 1 points Selected Answer: Fals e • Question 21 An abnormal clot formation within a blood vessel is referred to as: 1 out of 1 points Selected Answer: Thrombi • Question 22 For expiration to occur, the intrapulmonary pressure has to: 1 out of 1 points Selected Answer: Increase compared to atmospheric air pressure • Question 23 1 out of 1 points Which of the following is true of the trachea? Selected Answer: Its lumen is lined with cilia. • Question 24 1 out of 1 points As the inspiratory muscles contract, the thoracic volume increases leading to an increase of pulmonary volume, which increases the intrapulmonary pressure. Selected Answer: Fals e • Question 25 Which of the following is true of thrombocytopenia? 1 out of 1 points Selected Answer: It can lead to abnormal long bleeding times. • Question 26 Which of the following is true regarding the heart valves? 1 out of 1 points Selected Answer: The Lub sound of the heart is produced when the AV valves close. • Question 27 Oxygen and carbon dioxide gas exchange in the lungs occurs due to: 1 out of 1 points Selected Answer: Diffusion • Question 28 Which of the following is true regarding the larynx? 1 out of 1 points Selected Answer: The vestibular folds assist in closing the glottis to prevent food and water entering the trachea. • Question 29 The thoracic and pulmonary volumes both have the ability to increase. 1 out of 1 points Selected Answer: Tru e • Question 30 1 out of 1 points Humoral immunity involves the production of antibodies that will attack any bacteria or virus. Selected Answer: Fals e • Question 31 1 out of 1 points Which portion of the cardiac conduction system controls the rate at which the heart contracts? Selected Answer: SA node • Question 32 1 out of 1 points The primary role of the smooth muscle surrounding the bronchi is to provide structural support. Selected Answer: Fals e • Question 33 Type O blood is the universal recipient blood type. 1 out of 1 points Selected Answer: Fals e • Question 34 1 out of 1 points Of all the blood vessels, veins contain the thickest tunica media, which allows them to have a dramatic influence on blood pressure. Selected Answer: Fals e • Question 35 Which muscle is not considered a respiratory muscle? 1 out of 1 points Selected Answer: Pectoralis major muscle • Question 36 Which factor will NOT directly affect stroke volume? 1 out of 1 points Selected Answer: Respiration rate • Question 37 1 out of 1 points The nasal conchae assist in the filtering and moistening incoming air within the nasal cavity. Selected Answer: Tru e • Question 38 1 out of 1 points The exposure rate of a pathogen determines the effectiveness of innate defenses. Selected Answer: Fals e • Question 39 Which of the following is NOT a benefit to the inflammatory process? 1 out of 1 points Selected Answer: Initiates the production of T-cytotoxic cells • Question 40 Which of the following is true of the pleura of the lungs? 1 out of 1 points Selected Answer: The pleural cavity allows the lungs to expand and contract without friction. • Question 41 The pulmonary arteries contain deoxygenated blood. 1 out of 1 points Selected Answer: Tru e • Question 42 What is true of gas exchange within the lungs? 1 out of 1 points Selected Answer: Occurs at the type I alveolar cells • Question 43 Which of the following is true of veins? 1 out of 1 points Selected Answer: They start forming after blood travels through a capillary bed • Question 44 1 out of 1 points Which type of plasma protein plays a role within maintaining plasma osmotic pressure, blood pressure and is the most numerous? Selected Answer: Albumin • Question 45 Antibodies are specific to one type of epitope. 1 out of 1 points Selected Answer: Tru e • Question 46 Which of the following is a role of the nasal cavity? 1 out of 1 points Selected Answer: Filter and clean incoming air • Question 47 1 out of 1 points Which of the following choices is the correct pathway of the cardiac conduction system? Selected Answer: SA node – AV node – Bundle of His – Right/Left bundle branches – Purkinje fibers • Question 48 Which of the following is true of the hemostasis process? 1 out of 1 points Selected Answer: Fibrin is an insoluble protein thread that will cross link to the platelets together. • Question 49 1 out of 1 points The right atrium and right ventricle will contract first, then the left atrium and ventricle contract. Selected Answer: False • Question 50 1 out of 1 points For inspiration to occur, intrapulmonary pressure must be higher than atmospheric pressure? Selected Answer: Fals e