Question 1

Match the structure with the appropriate description.
-Subclavian 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 2

Match the vessel with the appropriate description.
-Anterior cerebral artery

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 3

Match the artery with the appropriate description.
-Superior mesenteric 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 4

Increased venous tone will

Accepted Answer

A)  relax the veins. 
B)  help return blood to the heart. 
C)  allow blood to pool in the veins. 
D)  stabilize blood velocity in the veins. 
E)  dilate the veins. 
A)  relax the veins. 
B)  help return blood to the heart. 
C)  allow blood to pool in the veins. 
D)  stabilize blood velocity in the veins. 
E)  dilate the veins.

Question 5

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 (↑ R → ↑ 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 (↑ R → ↑ Flow). 
E)  does not occur. If it did, blood would not circulate in the blood vessels.

Question 6

Which vessel is often used to draw blood from a patient?

Accepted Answer

A)  Radial vein 
B)  Brachial artery 
C)  Median cubital vein 
D)  Cephalic vein 
A)  Radial vein 
B)  Brachial artery 
C)  Median cubital vein 
D)  Cephalic vein

Question 7

The kidneys are supplied by the ________ arteries.

Accepted Answer

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

Question 8

Which kind of vessel provides a bypass for a capillary bed?

Accepted Answer

A)  Sinusoid 
B)  Portal vein 
C)  Thoroughfare channel 
D)  Vasa vasorum 
E)  Metarteriole 
A)  Sinusoid 
B)  Portal vein 
C)  Thoroughfare channel 
D)  Vasa vasorum 
E)  Metarteriole

Question 9

In a capillary bed, relaxation of the precapillary sphincter

Accepted Answer

A)  causes more blood flow through thoroughfare channels. 
B)  causes less blood to flow through capillaries. 
C)  occurs when the tissue in the area does not need more oxygen. 
D)  is voluntary. 
E)  occurs when the tissue in the area needs more oxygen. 
A)  causes more blood flow through thoroughfare channels. 
B)  causes less blood to flow through capillaries. 
C)  occurs when the tissue in the area does not need more oxygen. 
D)  is voluntary. 
E)  occurs when the tissue in the area needs more oxygen.

Question 10

Cardiac output is equal to stroke volume times heart rate.

Accepted Answer

A) True 
 B)False

Question 11

Precapillary sphincters

Accepted Answer

A)  serve as valves in veins. 
B)  are found in the tunica media. 
C)  carry blood under high pressure. 
D)  control the blood flow into capillary beds. 
E)  are voluntary structures. 
A)  serve as valves in veins. 
B)  are found in the tunica media. 
C)  carry blood under high pressure. 
D)  control the blood flow into capillary beds. 
E)  are voluntary structures.

Question 12

For the following, match the term with the best description.
-Korotkoff sounds

Accepted Answer

A) A characteristic of aging arteries 
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) A characteristic of aging arteries 
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 13

The innermost layer of a blood vessel wall is the tunica ________.

Accepted Answer

The answer of The innermost layer of a blood vessel...

Question 14

Match the term with the best description.
-Thoroughfare channels

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 15

When there is a drop in blood pressure, the body reacts immediately by way of the ________.

Accepted Answer

A)  baroreceptor mechanism 
B)  chemoreceptor mechanism 
C)  CNS ischemic mechanism 
D)  stress-relaxation mechanism 
E)  adrenal medullary mechanism 
A)  baroreceptor mechanism 
B)  chemoreceptor mechanism 
C)  CNS ischemic mechanism 
D)  stress-relaxation mechanism 
E)  adrenal medullary mechanism

Question 16

All of the following are functions of the circulatory system, except

Accepted Answer

A)  carries blood. 
B)  regulates blood pressure. 
C)  transports nutrients. 
D)  directs blood flow to tissues. 
E)  excretes waste products. 
A)  carries blood. 
B)  regulates blood pressure. 
C)  transports nutrients. 
D)  directs blood flow to tissues. 
E)  excretes waste products.

Question 17

Which of the following structures helps to regulate body temperature?

Accepted Answer

A)  Glomus 
B)  Tunic 
C)  Fenestrae 
D)  Metarteriole 
A)  Glomus 
B)  Tunic 
C)  Fenestrae 
D)  Metarteriole

Question 18

Fill in the missing vein.
External jugular vein; ________; superior vena cava

Accepted Answer

brachiocep

Question 19

In the following sequence, fill in the missing blood vessel.
Abdominal aorta; ________; splenic artery

Accepted Answer

The answer of In the following sequence, fill in the...

Question 20

Which of the following is NOT a vasodilator substance produced in the extracellular fluid?

Accepted Answer

A)  ATP 
B)  Lactate 
C)  ADP 
D)  CO2 
A)  ATP 
B)  Lactate 
C)  ADP 
D)  CO2

Exam 21: Cardiovascular System: Blood Vessels and Circulation

Match the structure with the appropriate description. -Subclavian artery

Match the vessel with the appropriate description. -Anterior cerebral artery

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

Increased venous tone will

Resistance in the cardiovascular system

Which vessel is often used to draw blood from a patient?

The kidneys are supplied by the ________ arteries.

Which kind of vessel provides a bypass for a capillary bed?

In a capillary bed, relaxation of the precapillary sphincter

Cardiac output is equal to stroke volume times heart rate.

Precapillary sphincters

For the following, match the term with the best description. -Korotkoff sounds

The innermost layer of a blood vessel wall is the tunica ________.

Match the term with the best description. -Thoroughfare channels

When there is a drop in blood pressure, the body reacts immediately by way of the ________.

All of the following are functions of the circulatory system, except

Which of the following structures helps to regulate body temperature?

Fill in the missing vein. External jugular vein; ________; superior vena cava

In the following sequence, fill in the missing blood vessel. Abdominal aorta; ________; splenic artery

Which of the following is NOT a vasodilator substance produced in the extracellular fluid?

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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