Question 1

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 2

Which of the following arteries branches directly from the aortic arch?

Accepted Answer

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

Question 3

Which of the following would occur as a person goes into shock?

Accepted Answer

A)  Baroreceptors are stimulated. 
B)  Chemoreceptors are depressed. 
C)  Renin release is inhibited. 
D)  Parasympathetic stimulation is increased. 
E)  Sympathetic stimulation is decreased. 
A)  Baroreceptors are stimulated. 
B)  Chemoreceptors are depressed. 
C)  Renin release is inhibited. 
D)  Parasympathetic stimulation is increased. 
E)  Sympathetic stimulation is decreased.

Question 4

The abdominal aorta divides at L5 to form the two

Accepted Answer

A)  inferior mesenteric arteries. 
B)  common iliac arteries. 
C)  superior mesenteric arteries. 
D)  femoral arteries. 
E)  renal arteries. 
A)  inferior mesenteric arteries. 
B)  common iliac arteries. 
C)  superior mesenteric arteries. 
D)  femoral arteries. 
E)  renal arteries.

Question 5

Sympathetic nerve fibers that innervate blood vessel walls are found primarily in the

Accepted Answer

A)  tunica intima. 
B)  tunica media. 
C)  tunica adventitia. 
D)  tunica externa. 
E)  tunica interna. 
A)  tunica intima. 
B)  tunica media. 
C)  tunica adventitia. 
D)  tunica externa. 
E)  tunica interna.

Question 6

Resistance to blood flow is greatest in

Accepted Answer

A)  arteries. 
B)  arterioles. 
C)  venules. 
D)  veins. 
E)  capillaries. 
A)  arteries. 
B)  arterioles. 
C)  venules. 
D)  veins. 
E)  capillaries.

Question 7

Which of the following is NOT involved in short-term regulation of blood pressure?

Accepted Answer

A)  baroreceptor reflex 
B)  adrenal medullary mechanism 
C)  alteration in blood volume 
D)  chemoreceptor mechanism 
A)  baroreceptor reflex 
B)  adrenal medullary mechanism 
C)  alteration in blood volume 
D)  chemoreceptor mechanism

Question 8

The pelvic area is supplied with blood from the _______ arteries.

Accepted Answer

The answer of The pelvic area is supplied with blood...

Question 9

Match the term with the best description.
-a characteristic of aging arteries

Accepted Answer

A) arteriosclerosis 
B) produced by turbulent blood flow 
C) blood flow is directly proportional to pressure differences and inversely proportional to resistance 
D) as pressure in a vessel decreases, the force holding it open decreases, and the vessel tends to collapse 
E) a characteristic of the venous system 
A) arteriosclerosis 
B) produced by turbulent blood flow 
C) blood flow is directly proportional to pressure differences and inversely proportional to resistance 
D) as pressure in a vessel decreases, the force holding it open decreases, and the vessel tends to collapse 
E) a characteristic of the venous system

Question 10

Fill in the missing blood vessel.
vertebral artery; _____________; posterior cerebral artery

Accepted Answer

The answer of Fill in the missing blood vessel.
vertebral artery;...

Question 11

Art is 75. He has advanced arteriosclerosis. He is suffering from a number of manifestations, which are consistent with his arteriosclerosis. Over the past several years he has developed hypertension and he is beginning to show signs of renal failure. Which of the following are consistent with his condition?

Accepted Answer

A)  increased resistance to blood flow 
B)  increased renin secretion from the kidneys 
C)  increased aldosterone secretion from the adrenal cortex 
D)  increased angiotensinogen formation 
E)  All of these choices is correct. 
A)  increased resistance to blood flow 
B)  increased renin secretion from the kidneys 
C)  increased aldosterone secretion from the adrenal cortex 
D)  increased angiotensinogen formation 
E)  All of these choices is correct.

Question 12

The kidneys are supplied by the

Accepted Answer

A)  renal arteries. 
B)  suprarenal arteries. 
C)  lumbar arteries. 
D)  inferior mesenteric arteries. 
A)  renal arteries. 
B)  suprarenal arteries. 
C)  lumbar arteries. 
D)  inferior mesenteric arteries.

Question 13

-The figure illustrates the capillary network. What does "E" represent?

Accepted Answer

A)  precapillary sphincter 
B)  metarteriole 
C)  thoroughfare channel 
D)  arterial capillaries 
E)  venous capillaries 
A)  precapillary sphincter 
B)  metarteriole 
C)  thoroughfare channel 
D)  arterial capillaries 
E)  venous capillaries

Question 14

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

Question 15

The central nervous system ischemic response

Accepted Answer

A)  is triggered by an increase in blood flow to the vasomotor center. 
B)  plays an important role in controlling blood pressure under emergency conditions. 
C)  is stimulated by a rise in oxygen. 
D)  is inhibited by a rise in the level of hydrogen ions. 
E)  plays an important role in regulating blood pressure under normal conditions. 
A)  is triggered by an increase in blood flow to the vasomotor center. 
B)  plays an important role in controlling blood pressure under emergency conditions. 
C)  is stimulated by a rise in oxygen. 
D)  is inhibited by a rise in the level of hydrogen ions. 
E)  plays an important role in regulating blood pressure under normal conditions.

Question 16

Increased pressure in the aortic arch will activate the aortic arch reflex and cause

Accepted Answer

A)  a decrease in the frequency of action potentials from the aortic baroreceptors. 
B)  increased parasympathetic stimulation of the heart. 
C)  vasoconstriction of peripheral vessels increasing the blood pressure. 
D)  increased ADH secretion. 
E)  increased sympathetic stimulation of the heart. 
A)  a decrease in the frequency of action potentials from the aortic baroreceptors. 
B)  increased parasympathetic stimulation of the heart. 
C)  vasoconstriction of peripheral vessels increasing the blood pressure. 
D)  increased ADH secretion. 
E)  increased sympathetic stimulation of the heart.

Question 17

Resistance in the cardiovascular system

Accepted Answer

A)  tends to increase if blood viscosity increases. 
B)  tends to decrease as the diameter of blood vessels decreases. 
C)  dramatically increases blood flow through the circulatory system. 
D)  is directly related to flow ($\uparrow$ R $\rightarrow$ $\uparrow$ Flow). 
E)  does not occur. If it did, blood would not circulate in the blood vessels. 
A)  tends to increase if blood viscosity increases. 
B)  tends to decrease as the diameter of blood vessels decreases. 
C)  dramatically increases blood flow through the circulatory system. 
D)  is directly related to flow ($\uparrow$ R $\rightarrow$ $\uparrow$ Flow). 
E)  does not occur. If it did, blood would not circulate in the blood vessels.

Question 18

Which of the following functions is associated with vessels that carry blood directly from arterioles to veins without passing through capillaries?

Accepted Answer

A)  thermoregulation 
B)  nutrient supply to tissues 
C)  removal of metabolic waste products from tissues 
D)  oxygen supply to tissues 
E)  pH regulation 
A)  thermoregulation 
B)  nutrient supply to tissues 
C)  removal of metabolic waste products from tissues 
D)  oxygen supply to tissues 
E)  pH regulation

Question 19

Which of the following veins is NOT involved in draining blood from the arm?

Accepted Answer

A)  brachial vein 
B)  basilic vein 
C)  cephalic vein 
D)  median cubital vein 
A)  brachial vein 
B)  basilic vein 
C)  cephalic vein 
D)  median cubital vein

Question 20

According to the Laplace's Law, as the diameter of a blood vessel increases, the force applied to the wall of that vessel

Accepted Answer

A)  increases. 
B)  decreases. 
C)  increases, then decreases. 
D)  remains the same. 
E)  None of these choices is correct. 
A)  increases. 
B)  decreases. 
C)  increases, then decreases. 
D)  remains the same. 
E)  None of these choices is correct.

Exam 21: Cardiovascular System: Blood Vessels and Circulation

Match the term with the best description. -continuous capillaries

Which of the following arteries branches directly from the aortic arch?

Which of the following would occur as a person goes into shock?

The abdominal aorta divides at L5 to form the two

Sympathetic nerve fibers that innervate blood vessel walls are found primarily in the

Resistance to blood flow is greatest in

Which of the following is NOT involved in short-term regulation of blood pressure?

The pelvic area is supplied with blood from the _______ arteries.

Match the term with the best description. -a characteristic of aging arteries

Fill in the missing blood vessel. vertebral artery; _____________; posterior cerebral artery

The kidneys are supplied by the

-The figure illustrates the capillary network. What does "E" represent?

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

The central nervous system ischemic response

Increased pressure in the aortic arch will activate the aortic arch reflex and cause

Resistance in the cardiovascular system

Which of the following functions is associated with vessels that carry blood directly from arterioles to veins without passing through capillaries?

Which of the following veins is NOT involved in draining blood from the arm?

According to the Laplace's Law, as the diameter of a blood vessel increases, the force applied to the wall of that vessel

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints 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, Electrolytes, and Acidbase Balance

Reproductive System

Development, Growth, Aging, and Genetics

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