BSC 2347anatomy and physiology 2/ Complete Guide to Score A

MA279/BSC2347 Section 13 Human Anatomy and Physiology II - 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 minu ...

MA279/BSC2347 Section 13 Human Anatomy and Physiology II - 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. • Question 2 Which of the following is the most numerous type of leukocyte? 1 out of 1 points • Question 3 Stroke volume is the measure of: 1 out of 1 points • Question 4 What statement is true of capillaries? 1 out of 1 points • 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? • Question 6 Which of the following is true of polycythemia? 1 out of 1 points • Question 7 1 out of 1 points Which portion of the EKG wave pertains ventricles contracting during the cardiac cycle? • Question 8 Which of the following is true of the intercalated discs? 1 out of 1 points • Question 9 The left ventricle: 1 out of 1 points • Question 10 Which of the following is NOT true regarding inflammation? 1 out of 1 points • Question 11 1 out of 1 points The visceral pleura is found attached to the inner surface of the thoracic cavity. 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 Answer: Fals 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 Which of the following is true of the trachea? 1 out of 1 points 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 0 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: Tru 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 1 out of 1 points Which of the following is NOT a benefit to the inflammatory process? 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 0 out of 1 points The right atrium and right ventricle will contract first, then the left atrium and ventricle contract. Selected Answer: Tru e • Question 50 1 out of 1 points For inspiration to occur, intrapulmonary pressure must be higher than atmospheric pressure? Selected Answer: Fals e