BIO 322 Exam 2 Review Questions and Correct Answers

What is the blood vessel that the black arrow points to? left subclavian artery Left subclavian vein Right subclavian artery brachiocephalic trunk left subclavian artery What is this blood vessel? right coronary artery left coronary artery great cardiac artery right coronary vein right coronary artery Shortly after blood loss A. Baroreceptors located in the carotid sinus will decrease activity, resulting in stimulation of the sympathetic nervous system and increased cardiac output. C. Baroreceptors located in the carotid sinus will increase activity, resulting in stimulation of the sympathetic nervous system and increased cardiac output. B. Baroreceptors located in the coronary sinus will decrease activity, resulting in stimulation of the sympathetic nervous system and increased cardiac output. D. Baroreceptors located in the carotid sinus will increase activity, resulting in stimulation of the sympathetic nervous system and decreased cardiac output. A. Baroreceptors located in the carotid sinus will decrease activity, resulting in stimulation of the sympathetic nervous system and increased cardiac output. Select the term that is matched with its correct clinical description D. Raynaud syndrome: a condition that results in temporary loss of consciousness due to a sudden drop in blood pressure. C. Arteriosclerosis: hardening (and loss of elasticity) of medium or large arteries. A. Aneurysm: a burst blood vessel B. Cystic Fibrosis: a overgrowth of fibroblast cells in the lungs that alters the lungs elasticity. C. Arteriosclerosis: hardening (and loss of elasticity) of medium or large arteries. What is the concentration of KCl if you dissolve 100 grams in 1 L of water? The MW of KCL is 74 g/mol. A. 5 mM D. 50 mM B. 1.35 M C. 0.68 M B. 1.35 M What blood vessel has a wall that is comprised of an endothelial cell and thin layer of basal lamina? D. Arteriole C. Venule A. Capillary B. Artery A. Capillary