ATI TEAS 6 SCIENCE QUIZZES

ATI TEAS 6 SCIENCE QUIZZES which of the following correctly lists examples of body's structures organized from the simplest to the most complex? A. mitochondria, CT, heart, muscle cell B. mitochondria, muscle cell, ...

ATI TEAS 6 SCIENCE QUIZZES which of the following correctly lists examples of body's structures organized from the simplest to the most complex? A. mitochondria, CT, heart, muscle cell B. mitochondria, muscle cell, CT, heart C. mitochondria, CT, muscle cell, heart D. muscle cell, mitochondria, CT, heart Ans B. mitochondria, muscle cell, CT, heart Muscle cells contain many _____________ b/c of their high metabolism of ATP. Which of the following options correctly completes the statement above? A. lysosomes B. mitochondria C. golgi D. ribosomes Ans B. mitochondria The failure of which of the following organs could interfere with gas exchange in the body? A. lung B. kidney C. pancreas D. skin Ans A. lung Which of the following is located on the anterior region of the human body? A. buttocks B. patella C. scapula D. vertebral column Ans patella which of the following pairs of common anatomical terms is mismatched? A. wrist/carpal B. neck/cervical C. skull/cranial D. inguinal/foot Ans D. inguinal/foot inguinal refers to the groin which of the following is the correct sequence when tracing the path of air form the upper to lower respiratory tract? A. nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles B. nasal cavity, larynx, pharynx, trachea, bronchi, bronchioles C. nasal cavity, bronchi, bronchioles, trachea, pharynx, larynx D. nasal cavity, pharynx, larynx, trachea, bronchioles, bronchi Ans A. nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles Surface tension of the alveolar fluid is reduced by the secretion of ______________ by lung cells. Which of the following options correctly completes the statement above? A. sodium B. adrenaline C. surfactant D. histamine Ans C. surfactant Exchange of oxygen and carbon dioxide occurs across the alveolar membrane by the process of ___________. Which of the following options correctly completes the statement above? A. active transport B. pinocytosis C. diffusion D. osmosis Ans C. diffusion Contraction of the diaphragm and external intercostal muscle results in which of the following? A. a decrease in the volume of the thoracic cavity B. a decrease in alveolar pressure C. an increase in alveolar pressure D. forced expiration Ans B. a decrease in alveolar pressure For which of the following conditions is compliance highest? A. asthma B. bronchitis C. emphysema D. lung cancer Ans C. emphysema the erythrocytes of the blood do which of the follow? A. initiate the blood clotting mechanism B. transport oxygen & some carbon dioxide C. initiate the conduction system of the heart D. defend the body against pathogens Ans B. transport oxygen and some carbon dioxide which of the following vessels carry deoxygenated blood? A. pulmonary veins and pulmonary arteries B. vena cava and pulmonary veins C. aorta and vena cava D. pulmonary arteries and vena cava Ans D. pulmonary arteries and vena cava the arteries are thicker and more elastic than the veins b/c A. arteries are under greater pressure B. veins return blood to the heart against gravity C. arteries have more blood flowing through them then do veins D. veins have valves to control pressure Ans A. arteries are under greater pressure A blood pressure might read 120/70 mm Hg. What is the higher number called, and what does it signify that the heart is doing? A. it is called systole, and is the phase when the heart is relaxing. B. it's called systole, and is the phase when the heart is contracting. C. It is called diastole, and is the phase when the atria are relaxing while the vesicles are contracting. D. it is called diastole, and is the phase when the heart is contracting. Ans B. It is called systole, and is the phase when the heart is contracting. which of the following is not a function of the lymphatic tissue? A. proliferation of erythrocytes B. collecting excess fluid from tissues C. providing cells for immune response D. filtration of interstitial fluid through lymph nodes Ans which of the following is correctly matched? A. mouth / mechanical digestion in form of deglutition B. stomach / absorption of nutrients C. duodenum / mechanical digestion D. colon / absorption of water and vitamins Ans D. colon / absorption of water and vitamins which of the following moves the bolus down the esophagus to the stomach? A. mastication B. deglutition C. peristalsis D. pharyngeal constriction Ans C. peristalsis the villi, microvilli, and rugae function to _________ which of the following completes the sentence above? A. secrete hormones to regulate blood sugar levels B. increase surface area for absorption C. stimulate mechanical digestion D. promote peristalsis Ans B. increase surface area for absorption Failure of the lower esophageal sphincter to close could result in which of the following? A. choking B. gastric reflux C. respiratory inspiration D. diarrhea Ans B. gastric reflux which of the following is not associated with the large intestine? A. enzyme secretion for digestion B. bacteria for producing vitamins C. absorption of water and nutrients D. storage of feces Ans A. enzyme secretion for digestion (in small intestine only) __________ neurons carry stimulus towards the central nervous system while ___________ neurons carry impulses away from the central nervous system. which of the following pairs complete the sentence above? A. afferent; sensory B. motor; sensory C. efferent; afferent D. sensory; motor Ans D. sensory; motor which of the following are incorrectly paired? A. brain/central nervous system B. spinal cord/central nervous system C. spinal cord/peripheral nervous system D. autonomic division/peripheral nervous system Ans C. spinal cord/ peripheral nervous system the action of chewing food is controlled by the _________ division of the nervous system, while the digestion of food is controlled by the ___________ division of the nervous system. which of the following pairs complete the sentence above? A. somatic; autonomic B. voluntary; somatic C. sensory; motor D. involuntary; voluntary Ans A. somatic; autonomic which of the following is incorrect in relation to muscle contraction? A. muscle contraction is stimulated by release of neurotransmitters released in the synapse. B. both actin and myosin filaments shorten in length C. both actin and myosin stay the same length D. muscle contraction requires the use of ATP Ans B. both actin and myosin filaments shorten in length Transecting injuries to the spinal cord affect which of the following? A. only the somatic system B. only the autonomic system C. both the somatic and autonomic system D. the brain only Ans C. both the somatic and autonomic system The female gametes are called __________ and contain a ___________ set of chromosomes. Which of the following pairs completes the sentence above? A. sperm/half B. ova/half C. eggs/full D. ovaries/full A