GMS6440 Fundamentals of Medical Physiology Exam Questions and Answers

GMS6440 Fundamentals of Medical Physiology Exam Questions and Answers T or F: Cardiac muscle contraction is considered to be a voluntary movement. - Answer- False T or F: In the gastrointestinal tract, smooth muscle is the major muscle type. - Answer- True T or F: In our body, approximately 8 liters of intestinal juices are secreted into the GI tract daily, but only 100 ml of water is secreted into the feces. - Answer- True What is the normal movement of blood through the heart? - Answer- Right atrium- right ventricle- lung- left atrium- left ventricle Normally, humans have _____ lobes in the left lung and _____ lobes in the right lung. - Answer- 2, 3 In the lung, gas exchange occurs mostly in the _______ - Answer- Alveoli The urinary system is composed of ____ kidneys, _____ ureters and ______ bladders. - Answer- 2, 2, 2 Filtered waste from the glomerulus moves in what order, ending with the collecting duct? - Answer- Bowmans capsule- proximal tubule- loop of Henle- distal tubule- collecting duct T or F: Both endocrine and nervous systems play important roles in controlling the activities of many different organ systems to maintain homeostasis. - Answer- True Specificity of hormone action in the target cells is determined by ________ - Answer- Receptors T or F: The area of nerve axon not wrapped by myelin sheath (non-myelinated area) is called nodes of Ranvier where action potential is insulated. - Answer- False. Nodes are non-insulated What chemical component of the plasma membrane prevents ions from readily and freely moving across the membrane? - Answer- Lipids Where is the concentration of [K+] greater: - Answer- In the cytoplasm Across a cell's plasma membrane, movement of water is _______________. - Answer- Passive through a channel