Question 1

Match the vessel with the appropriate description.
-Cerebral arterial circle

Accepted Answer

A) Supplies blood to the frontal lobes of the brain 
B) A circle of arteries at the base of the brain 
C) Supplies large portions of the lateral cerebral cortex 
D) Supplies the posterior portion of the cerebrum 
E) Formed by the bifurcation of the abdominal aorta 
A) Supplies blood to the frontal lobes of the brain 
B) A circle of arteries at the base of the brain 
C) Supplies large portions of the lateral cerebral cortex 
D) Supplies the posterior portion of the cerebrum 
E) Formed by the bifurcation of the abdominal aorta

Question 2

Which of the following enhances the exchange between capillary walls and the interstitial spaces?

Accepted Answer

A)  The thinness of the capillary wall 
B)  Minimal branching in the capillary bed 
C)  Increased blood velocity through the capillaries 
D)  The high pressure in the interstitial spaces 
E)  The stratification of the capillary wall 
A)  The thinness of the capillary wall 
B)  Minimal branching in the capillary bed 
C)  Increased blood velocity through the capillaries 
D)  The high pressure in the interstitial spaces 
E)  The stratification of the capillary wall

Question 3

What is the most important means by which capillary exchange occurs?

Accepted Answer

A)  Exocytosis 
B)  Diffusion 
C)  ATP powered pumps 
D)  Facilitated diffusion 
A)  Exocytosis 
B)  Diffusion 
C)  ATP powered pumps 
D)  Facilitated diffusion

Question 4

Match the term with the best description.
-Continuous capillaries

Accepted Answer

A) Simple squamous epithelium of capillaries 
B) Drain capillary networks 
C) Regulate blood flow into capillaries 
D) Do not have fenestrae 
E) Bypass capillary beds 
A) Simple squamous epithelium of capillaries 
B) Drain capillary networks 
C) Regulate blood flow into capillaries 
D) Do not have fenestrae 
E) Bypass capillary beds

Question 5

The velocity of blood flow inside a blood vessel

Accepted Answer

A)  is equal to the blood pressure. 
B)  is faster in the center of the blood vessel. 
C)  is most rapid at a bend or turn in the vessel. 
D)  increases along the walls of the blood vessel. 
E)  is more rapid along the sides of the vessel. 
A)  is equal to the blood pressure. 
B)  is faster in the center of the blood vessel. 
C)  is most rapid at a bend or turn in the vessel. 
D)  increases along the walls of the blood vessel. 
E)  is more rapid along the sides of the vessel.

Question 6

Match the structure with the appropriate description.
-Basilar artery

Accepted Answer

A) Formed when the right and left vertebral arteries unite 
B) Supplies blood to the face, nose, and mouth 
C) Terminates by forming the middle cerebral arteries 
D) Supplies blood to the arm and shoulder regions 
E) Sense organs that monitor blood pressure 
A) Formed when the right and left vertebral arteries unite 
B) Supplies blood to the face, nose, and mouth 
C) Terminates by forming the middle cerebral arteries 
D) Supplies blood to the arm and shoulder regions 
E) Sense organs that monitor blood pressure

Question 7

The viscosity of blood is influenced largely by ________, which is the percentage of the total blood volume composed of red blood cells.

Accepted Answer

The answer of The viscosity of blood is influenced largely...

Question 8

Which of the following would increase resistance to blood flow?

Accepted Answer

A)  A decrease in the length of the vessel 
B)  A decrease in the number of red blood cells 
C)  A decrease in blood viscosity 
D)  A decrease in the radius of the vessel 
E)  A decreased hematocrit 
A)  A decrease in the length of the vessel 
B)  A decrease in the number of red blood cells 
C)  A decrease in blood viscosity 
D)  A decrease in the radius of the vessel 
E)  A decreased hematocrit

Question 9

A patient was administered drugs to reduce her heart rate. Which of the following conditions was she likely to have experienced, and what other factor could be altered to enhance the current treatment?

Accepted Answer

A)  The patient most likely has hypertension, and stimulation of vasodilation would also help lower her blood pressure. 
B)  The patient most likely has hypertension, and stimulation of vasoconstriction would also help lower her blood pressure. 
C)  The patient most likely has low blood pressure, and stimulation of vasodilation would also help increase her blood pressure. 
D)  The patient most likely has low blood pressure, and stimulation of vasoconstriction would also help increase her blood pressure. 
A)  The patient most likely has hypertension, and stimulation of vasodilation would also help lower her blood pressure. 
B)  The patient most likely has hypertension, and stimulation of vasoconstriction would also help lower her blood pressure. 
C)  The patient most likely has low blood pressure, and stimulation of vasodilation would also help increase her blood pressure. 
D)  The patient most likely has low blood pressure, and stimulation of vasoconstriction would also help increase her blood pressure.

Question 10

What is the order of the blood vessels that a red blood cell would pass through as the blood leaves the heart, travels to a tissue, and then returns to the heart?

Accepted Answer

A)  Arteriole, artery, capillary, vein, venule 
B)  Capillary, arteriole, artery, vein, venule 
C)  Artery, arteriole, capillary, venule, vein 
D)  Vein, capillary, artery, arteriole, venule 
E)  Artery, venule, capillary, arteriole, vein 
A)  Arteriole, artery, capillary, vein, venule 
B)  Capillary, arteriole, artery, vein, venule 
C)  Artery, arteriole, capillary, venule, vein 
D)  Vein, capillary, artery, arteriole, venule 
E)  Artery, venule, capillary, arteriole, vein

Question 11

Blood from the posterior abdominal wall drains into the ________.

Accepted Answer

A)  hepatic portal vein 
B)  inferior vena cava 
C)  ascending lumbar veins 
D)  mesenteric vein 
E)  hepatic vein 
A)  hepatic portal vein 
B)  inferior vena cava 
C)  ascending lumbar veins 
D)  mesenteric vein 
E)  hepatic vein

Question 12

Urine output usually decreases when a person is in shock. This is the result of

Accepted Answer

A)  decreased ADH secretion. 
B)  increased renin secretion. 
C)  increased secretion of atrial natriuretic factor. 
D)  decreased vasoconstriction due to the stress relaxation response. 
E)  decreased aldosterone secretion. 
A)  decreased ADH secretion. 
B)  increased renin secretion. 
C)  increased secretion of atrial natriuretic factor. 
D)  decreased vasoconstriction due to the stress relaxation response. 
E)  decreased aldosterone secretion.

Question 13

The lining of a capillary is called the ________.

Accepted Answer

A)  endothelium 
B)  adventitia 
C)  pericapillary layer 
D)  thoroughfare layer 
E)  tunica adventitia 
A)  endothelium 
B)  adventitia 
C)  pericapillary layer 
D)  thoroughfare layer 
E)  tunica adventitia

Question 14

The distribution of blood volume in veins are arteries is very close to equal.

Accepted Answer

A) True 
 B)False

Question 15

Use the following key to choose the most correct answer.
-(1) Blood pressure in the aorta;
(2) Blood pressure in the superior vena cava

Accepted Answer

A) The first item is greater than the second item. 
B) The first item is less than the second item. 
C) The first item is equal or nearly equal to the second item. 
A) The first item is greater than the second item. 
B) The first item is less than the second item. 
C) The first item is equal or nearly equal to the second item.

Question 16

Which of the following organs would be most likely to contain fenestrated capillaries?

Accepted Answer

A)  Spleen 
B)  Kidney 
C)  Bone marrow 
D)  Muscle 
E)  Pancreas 
A)  Spleen 
B)  Kidney 
C)  Bone marrow 
D)  Muscle 
E)  Pancreas

Question 17

Match the term with the appropriate description.
-Infarct

Accepted Answer

A) Dead tissue 
B) A floating clot 
C) Sudden decreased blood supply to a part of the brain 
D) A stationary clot 
E) A localized area of dead cells resulting from ischemia 
A) Dead tissue 
B) A floating clot 
C) Sudden decreased blood supply to a part of the brain 
D) A stationary clot 
E) A localized area of dead cells resulting from ischemia

Question 18

The first blood vessels that branch from the ascending aorta are the ________.

Accepted Answer

A)  coronary arteries 
B)  brachiocephalic arteries 
C)  common carotid arteries 
D)  subclavian arteries 
E)  pulmonary arteries 
A)  coronary arteries 
B)  brachiocephalic arteries 
C)  common carotid arteries 
D)  subclavian arteries 
E)  pulmonary arteries

Question 19

Match the artery with the appropriate description.
-Superior phrenic artery

Accepted Answer

A) Supplies blood to the diaphragm 
B) Supplies blood to the esophagus 
C) Supplies blood to the thoracic wall 
D) Supplies blood to the pancreas and small intestine 
E) Supplies blood to the stomach, liver, and spleen 
A) Supplies blood to the diaphragm 
B) Supplies blood to the esophagus 
C) Supplies blood to the thoracic wall 
D) Supplies blood to the pancreas and small intestine 
E) Supplies blood to the stomach, liver, and spleen

Question 20

Which of the following factors assists in the return of venous blood to the heart?
(1) Arterial dilation
(2) Valves in the veins
(3) Sympathetic stimulation
(4) Compression of veins by muscular movements

Accepted Answer

A)  1 and 2 
B)  1, 2, 3 
C)  1, 2, 3, 4 
D)  2, 3, 4 
E)  1, 3, 4 
A)  1 and 2 
B)  1, 2, 3 
C)  1, 2, 3, 4 
D)  2, 3, 4 
E)  1, 3, 4

Exam 21: Cardiovascular System: Blood Vessels and Circulation

Match the vessel with the appropriate description. -Cerebral arterial circle

Which of the following enhances the exchange between capillary walls and the interstitial spaces?

What is the most important means by which capillary exchange occurs?

Match the term with the best description. -Continuous capillaries

The velocity of blood flow inside a blood vessel

Match the structure with the appropriate description. -Basilar artery

The viscosity of blood is influenced largely by ________, which is the percentage of the total blood volume composed of red blood cells.

Which of the following would increase resistance to blood flow?

A patient was administered drugs to reduce her heart rate. Which of the following conditions was she likely to have experienced, and what other factor could be altered to enhance the current treatment?

What is the order of the blood vessels that a red blood cell would pass through as the blood leaves the heart, travels to a tissue, and then returns to the heart?

Blood from the posterior abdominal wall drains into the ________.

Urine output usually decreases when a person is in shock. This is the result of

The lining of a capillary is called the ________.

The distribution of blood volume in veins are arteries is very close to equal.

Use the following key to choose the most correct answer. -(1) Blood pressure in the aorta; (2) Blood pressure in the superior vena cava

Which of the following organs would be most likely to contain fenestrated capillaries?

Match the term with the appropriate description. -Infarct

The first blood vessels that branch from the ascending aorta are the ________.

Match the artery with the appropriate description. -Superior phrenic artery

Which of the following factors assists in the return of venous blood to the heart? (1) Arterial dilation (2) Valves in the veins (3) Sympathetic stimulation (4) Compression of veins by muscular movements

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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