Question 1

The ________ is composed of circularly arranged layers of smooth muscle cells.

Accepted Answer

A) tunica media 
B) tunica externa 
C) tunica intima 
D) tunica interna 
E) None of the answers is correct. 
A) tunica media 
B) tunica externa 
C) tunica intima 
D) tunica interna 
E) None of the answers is correct. A

Question 2

Systolic pressure is greater than diastolic pressure due to the force generated by ventricular contraction.

Accepted Answer

A) True 
 B)False  True

Question 3

Pulmonary arteries are wider than systemic arteries.Therefore,pulmonary circuit blood pressure is

Accepted Answer

A) high and blood flows very rapidly through pulmonary capillaries,maximizing gas exchange. 
B) high and blood flows very slowly through pulmonary capillaries,maximizing gas exchange. 
C) low and blood flows very rapidly through pulmonary capillaries,maximizing gas exchange. 
D) low and blood flows very slowly through pulmonary capillaries,maximizing gas exchange. 
A) high and blood flows very rapidly through pulmonary capillaries,maximizing gas exchange. 
B) high and blood flows very slowly through pulmonary capillaries,maximizing gas exchange. 
C) low and blood flows very rapidly through pulmonary capillaries,maximizing gas exchange. 
D) low and blood flows very slowly through pulmonary capillaries,maximizing gas exchange. D

Question 4

Which statement accurately compares filtration and reabsorption

Accepted Answer

A) Filtration is driven by concentration gradients,whereas reabsorption depends on hydrostatic pressure. 
B) Filtration involves bulk flow of fluid out of the blood,whereas reabsorption is bulk flow back into the blood. 
C) Filtration happens at the venule end of a capillary bed and reabsorption happens in feeder arterioles. 
D) The direction of filtration can be either into or out of the blood,but reabsorption always involves fluids entering the blood. 
A) Filtration is driven by concentration gradients,whereas reabsorption depends on hydrostatic pressure. 
B) Filtration involves bulk flow of fluid out of the blood,whereas reabsorption is bulk flow back into the blood. 
C) Filtration happens at the venule end of a capillary bed and reabsorption happens in feeder arterioles. 
D) The direction of filtration can be either into or out of the blood,but reabsorption always involves fluids entering the blood.

Question 5

If someone's blood pressure were listed as 110/65 mmHg,then their mean arterial pressure (MAP)would be

Accepted Answer

A) 70 mmHg. 
B) 80 mmHg. 
C) 90 mmHg. 
D) 100 mmHg. 
E) 110 mmHg. 
A) 70 mmHg. 
B) 80 mmHg. 
C) 90 mmHg. 
D) 100 mmHg. 
E) 110 mmHg.

Question 6

Which fetal circulatory structure shunts blood from the pulmonary trunk to the aorta

Accepted Answer

A) Foramen ovale 
B) Ductus venosus 
C) Ductus arteriosus 
D) Umbilical vein 
E) Umbilical artery 
A) Foramen ovale 
B) Ductus venosus 
C) Ductus arteriosus 
D) Umbilical vein 
E) Umbilical artery

Question 7

Increased cardiac output ______ the blood pressure.

Accepted Answer

A) decreases 
B) increases 
C) will not affect 
A) decreases 
B) increases 
C) will not affect

Question 8

Net filtration pressure (NFP)is equal to the

Accepted Answer

A) blood hydrostatic pressure minus the tissue hydrostatic pressure. 
B) colloid osmotic pressure in the blood divided by resistance in the tissue. 
C) blood pressure times the total peripheral resistance. 
D) net hydrostatic pressure minus the net colloid osmotic pressure. 
E) osmotic pressure in the tissue minus the hydrostatic pressure in the blood. 
A) blood hydrostatic pressure minus the tissue hydrostatic pressure. 
B) colloid osmotic pressure in the blood divided by resistance in the tissue. 
C) blood pressure times the total peripheral resistance. 
D) net hydrostatic pressure minus the net colloid osmotic pressure. 
E) osmotic pressure in the tissue minus the hydrostatic pressure in the blood.

Question 9

The liver receives oxygenated blood from the common hepatic artery and deoxygenated blood from the hepatic portal vein.

Accepted Answer

A) True 
 B)False

Question 10

Which path of arteries would a blood cell follow on its way from the thigh to the foot

Accepted Answer

A) Deep femoral a.,medial planar a.,posterior tibial a.,plantar arterial arch 
B) Femoral a.,popliteal a.,anterior tibial a.,dorsalis pedis a. 
C) Internal iliac a.,deep femoral a.,poplitial a.,posterior fibular a. 
D) Lateral sacral a.,femoral a.,hamstring a.,tibial a.,dorsalis pedis a. 
E) Femoral a.,saphenous a.,azygous a.,anterior tibial a. 
A) Deep femoral a.,medial planar a.,posterior tibial a.,plantar arterial arch 
B) Femoral a.,popliteal a.,anterior tibial a.,dorsalis pedis a. 
C) Internal iliac a.,deep femoral a.,poplitial a.,posterior fibular a. 
D) Lateral sacral a.,femoral a.,hamstring a.,tibial a.,dorsalis pedis a. 
E) Femoral a.,saphenous a.,azygous a.,anterior tibial a.

Question 11

The contraction of skeletal muscles plays an important role in the movement of blood in the veins.

Accepted Answer

A) True 
 B)False

Question 12

As a venous pathway moves closer to the heart,the veins

Accepted Answer

A) get smaller. 
B) get larger. 
C) show no change in their lumen size. 
A) get smaller. 
B) get larger. 
C) show no change in their lumen size.

Question 13

Concerning the exchange between blood and interstitial fluid at systemic capillaries,

Accepted Answer

A) more fluid is absorbed and reabsorbed than is filtered. 
B) more fluid is filtered than reabsorbed. 
C) the fluid reabsorbed into the capillary exactly matches the amount filtered by the capillary. 
A) more fluid is absorbed and reabsorbed than is filtered. 
B) more fluid is filtered than reabsorbed. 
C) the fluid reabsorbed into the capillary exactly matches the amount filtered by the capillary.

Question 14

The end of the aorta occurs when the vessel bifurcates into the

Accepted Answer

A) brachiocephalic artery. 
B) subclavian arteries. 
C) common iliac arteries. 
D) common carotid arteries. 
E) None of these answers is correct. 
A) brachiocephalic artery. 
B) subclavian arteries. 
C) common iliac arteries. 
D) common carotid arteries. 
E) None of these answers is correct.

Question 15

Valves in veins

Accepted Answer

A) make the use of a skeletal muscle pump unnecessary for venous blood flow. 
B) are the leading cause of high blood pressure. 
C) are found only in the largest veins. 
D) cause venous blood flow to go in only one direction. 
E) are formed of the tunica media. 
A) make the use of a skeletal muscle pump unnecessary for venous blood flow. 
B) are the leading cause of high blood pressure. 
C) are found only in the largest veins. 
D) cause venous blood flow to go in only one direction. 
E) are formed of the tunica media.

Question 16

Blood hydrostatic pressure in systemic capillaries is greater than interstitial fluid hydrostatic pressure.

Accepted Answer

A) True 
 B)False

Question 17

Angiotensin II causes

Accepted Answer

A) increased heart rate,vasodilation,and less urine formation. 
B) decreased heart rate,vasoconstriction,and increased urine formation. 
C) vasoconstriction,decrease urine formation,and increased thirst. 
D) decreased thirst,vasodilation,and increased urine formation. 
E) vasoconstriction,increased urine formation,and decreased thirst. 
A) increased heart rate,vasodilation,and less urine formation. 
B) decreased heart rate,vasoconstriction,and increased urine formation. 
C) vasoconstriction,decrease urine formation,and increased thirst. 
D) decreased thirst,vasodilation,and increased urine formation. 
E) vasoconstriction,increased urine formation,and decreased thirst.

Question 18

The azygos vein merges with the _____________ vena cava.

Accepted Answer

The answer of The azygos vein merges with the _____________...

Question 19

_______________ arteries emerge from the superficial and deep palmar arches to supply the fingers.

Accepted Answer

The answer of _______________ arteries emerge from the superficial and...

Question 20

Gas,nutrient,and waste exchange occur between the __________ and the tissues of the body.

Accepted Answer

A) arteries 
B) veins 
C) capillaries 
D) capillaries and veins 
E) capillaries and arteries 
A) arteries 
B) veins 
C) capillaries 
D) capillaries and veins 
E) capillaries and arteries

Exam 20: Cardiovascular System: Vessels and Circulation

The ________ is composed of circularly arranged layers of smooth muscle cells.

Systolic pressure is greater than diastolic pressure due to the force generated by ventricular contraction.

Pulmonary arteries are wider than systemic arteries.Therefore,pulmonary circuit blood pressure is

Which statement accurately compares filtration and reabsorption

If someone's blood pressure were listed as 110/65 mmHg,then their mean arterial pressure (MAP)would be

Which fetal circulatory structure shunts blood from the pulmonary trunk to the aorta

Increased cardiac output ______ the blood pressure.

Net filtration pressure (NFP)is equal to the

The liver receives oxygenated blood from the common hepatic artery and deoxygenated blood from the hepatic portal vein.

Which path of arteries would a blood cell follow on its way from the thigh to the foot

The contraction of skeletal muscles plays an important role in the movement of blood in the veins.

As a venous pathway moves closer to the heart,the veins

Concerning the exchange between blood and interstitial fluid at systemic capillaries,

The end of the aorta occurs when the vessel bifurcates into the

Valves in veins

Blood hydrostatic pressure in systemic capillaries is greater than interstitial fluid hydrostatic pressure.

Angiotensin II causes

The azygos vein merges with the _____________ vena cava.

_______________ arteries emerge from the superficial and deep palmar arches to supply the fingers.

Gas,nutrient,and waste exchange occur between the __________ and the tissues of the body.

The Sciences of Anatomy and Physiology

Atoms,Ions,and Molecules

Energy,Chemical Reactions,and Cellular Respiration

Biology of the Cell

Tissue Organization

Integumentary System

Skeletal System: Bone Structure and Function

Skeletal System: Axial and Appendicular Skeleton

Skeletal System: Articulations

Muscle Tissue

Muscular System: Axial and Appendicular Muscles

Nervous System: Nervous Tissue

Nervous System: Brain and Cranial Nerves

Nervous System: Spinal Cord and Spinal Nerves

Nervous System: Autonomic Nervous System

Nervous System: Senses

Endocrine System

Cardiovascular System: Blood

Cardiovascular System: Heart

Lymphatic System

Immune System and the Bodys Defense

Respiratory System

Urinary System

Fluid and Electrolytes

Digestive System

Nutrition and Metabolism

Reproductive System

Development,Pregnancy,and Heredity

Filters