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BIOL 252 Module 3 Questions and Answers with Complete
Solutions UPDATED!!!
ADH (Antidiuretic Hormone) - ANSWER Hormone increasing
water reabsorption in kidneys
Aldosterone - ANSWER Hormone increasing sodium and water
reabsorption
Anaphylactic Shock - ANSWER Severe allergic reaction causing
vasodilation
Anemia - ANSWER Decreased red blood cells leading to
decreased viscosity
Aneurysm - ANSWER Vessel wall weakening leading to bulging
and rupture risk
Angiotensin II - ANSWER Potent vasoconstrictor increasing BP
and stimulating ADH and aldosterone
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ANP/BNP Function - ANSWER Promote sodium and water
excretion and vasodilation
Arterial End of Capillary - ANSWER Site of filtration due to
higher hydrostatic pressure
Arteriole - ANSWER Small artery that regulates blood flow into
capillaries and controls blood pressure
Arterioles (Function) - ANSWER Primary site of resistance and
blood pressure regulation
Arterioles (Velocity Role) - ANSWER Site of greatest resistance
and largest pressure drop
Arteriovenous Anastomosis - ANSWER Direct connection
between arteriole and venule bypassing capillary bed
Artery - ANSWER Blood vessel that carries blood away from the
heart
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Atherosclerosis - ANSWER Plaque buildup causing turbulence
and increased resistance
Atrial Natriuretic Peptide (ANP) - ANSWER Hormone decreasing
blood volume and pressure
Autoregulation - ANSWER Local control of blood flow based on
tissue needs
B-type Natriuretic Peptide (BNP) - ANSWER Hormone similar to
ANP reducing BP
Baroreceptor Reflex - ANSWER Mechanism adjusting heart rate
and vessel diameter to maintain BP
Baroreceptors - ANSWER Stretch receptors detecting blood
pressure changes
Basement Membrane - ANSWER Layer supporting endothelium
and allowing selective permeability
BIOL 252 Module 3 Questions and Answers with Complete
Solutions UPDATED!!!
ADH (Antidiuretic Hormone) - ANSWER Hormone increasing
water reabsorption in kidneys
Aldosterone - ANSWER Hormone increasing sodium and water
reabsorption
Anaphylactic Shock - ANSWER Severe allergic reaction causing
vasodilation
Anemia - ANSWER Decreased red blood cells leading to
decreased viscosity
Aneurysm - ANSWER Vessel wall weakening leading to bulging
and rupture risk
Angiotensin II - ANSWER Potent vasoconstrictor increasing BP
and stimulating ADH and aldosterone
,2|Page
ANP/BNP Function - ANSWER Promote sodium and water
excretion and vasodilation
Arterial End of Capillary - ANSWER Site of filtration due to
higher hydrostatic pressure
Arteriole - ANSWER Small artery that regulates blood flow into
capillaries and controls blood pressure
Arterioles (Function) - ANSWER Primary site of resistance and
blood pressure regulation
Arterioles (Velocity Role) - ANSWER Site of greatest resistance
and largest pressure drop
Arteriovenous Anastomosis - ANSWER Direct connection
between arteriole and venule bypassing capillary bed
Artery - ANSWER Blood vessel that carries blood away from the
heart
, 3|Page
Atherosclerosis - ANSWER Plaque buildup causing turbulence
and increased resistance
Atrial Natriuretic Peptide (ANP) - ANSWER Hormone decreasing
blood volume and pressure
Autoregulation - ANSWER Local control of blood flow based on
tissue needs
B-type Natriuretic Peptide (BNP) - ANSWER Hormone similar to
ANP reducing BP
Baroreceptor Reflex - ANSWER Mechanism adjusting heart rate
and vessel diameter to maintain BP
Baroreceptors - ANSWER Stretch receptors detecting blood
pressure changes
Basement Membrane - ANSWER Layer supporting endothelium
and allowing selective permeability
