Question 1

The internal carotid artery branches to form the

Accepted Answer

A)  anterior cerebral, middle cerebral, and ophthalmic arteries. 
B)  facial, maxillary, and superficial temporal arteries. 
C)  middle meningeal and middle cerebral arteries. 
D)  posterior cerebral and posterior communicating arteries. 
A)  anterior cerebral, middle cerebral, and ophthalmic arteries. 
B)  facial, maxillary, and superficial temporal arteries. 
C)  middle meningeal and middle cerebral arteries. 
D)  posterior cerebral and posterior communicating arteries.

Question 2

In the pulmonary circuit

Accepted Answer

A)  the right and left pulmonary arteries carry blood directly from the right ventricle. 
B)  the pulmonary veins carry deoxygenated blood. 
C)  the pulmonary veins drain into the right ventricle. 
D)  the pulmonary arteries carry deoxygenated blood. 
A)  the right and left pulmonary arteries carry blood directly from the right ventricle. 
B)  the pulmonary veins carry deoxygenated blood. 
C)  the pulmonary veins drain into the right ventricle. 
D)  the pulmonary arteries carry deoxygenated blood.

Question 3

In a capillary bed, relaxation of the precapillary sphincters causes more blood to flow

Accepted Answer

A)  into the thoroughfare channels. 
B)  into the arterioles. 
C)  through the true capillaries. 
D)  through the metarterioles. 
A)  into the thoroughfare channels. 
B)  into the arterioles. 
C)  through the true capillaries. 
D)  through the metarterioles.

Question 4

Identify the superficial veins of the forearm and arm, and describe their anatomical location.

Accepted Answer

The superficial veins include the cephal

Question 5

In metabolically active tissues, blood is present in metarterioles, and precapillary sphincters are constricted.

Accepted Answer

A) True 
 B)False

Question 6

Use the diagram above to answer the following questions.
-Identify the letter that indicates the ulnar artery.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 7

Define the term portal system, and describe the significance of portal-systemic anastomoses.

Accepted Answer

A portal system consists of two separate

Question 8

A "coming together" of alternate pathways of blood vessels.

Accepted Answer

A)  thoroughfare channel 
B)  vasa vasorum 
C)  metarterioles 
D)  vascular anastomosis 
E)  converging veins 
A)  thoroughfare channel 
B)  vasa vasorum 
C)  metarterioles 
D)  vascular anastomosis 
E)  converging veins

Question 9

Which of the following statements about arterioles is false?

Accepted Answer

A)  They regulate the flow of blood to capillary beds through contraction and relaxation of the tunica media. 
B)  They redirect blood flow to skeletal muscle in a sympathetic response. 
C)  They can lead into metarterioles. 
D)  They have the largest content of smooth muscle in their tunica media. 
A)  They regulate the flow of blood to capillary beds through contraction and relaxation of the tunica media. 
B)  They redirect blood flow to skeletal muscle in a sympathetic response. 
C)  They can lead into metarterioles. 
D)  They have the largest content of smooth muscle in their tunica media.

Question 10

Muscular arteries regulate blood flow to organs and groups of organs.

Accepted Answer

A) True 
 B)False

Question 11

Describe how blood flow is regulated (a) to whole organs, (b) within tissues, and (c) to capillary beds.

Accepted Answer

Blood flow to groups of organs or to ind

Question 12

The vasa vasorum

Accepted Answer

A)  supply the outer half of the walls of larger arteries and veins with oxygen and nutrients. 
B)  are located in the tunica media. 
C)  disrupt the collagen and weaken the walls of large vessels. 
D)  are only found in small blood vessels. 
A)  supply the outer half of the walls of larger arteries and veins with oxygen and nutrients. 
B)  are located in the tunica media. 
C)  disrupt the collagen and weaken the walls of large vessels. 
D)  are only found in small blood vessels.

Question 13

The pulmonary circuit

Accepted Answer

A)  supplies oxygenated blood to the brain. 
B)  supplies deoxygenated blood to the abdominal organs 
C)  supplies oxygenated blood to the lung tissue. 
D)  supplies deoxygenated blood to the lungs so it can become oxygenated. 
A)  supplies oxygenated blood to the brain. 
B)  supplies deoxygenated blood to the abdominal organs 
C)  supplies oxygenated blood to the lung tissue. 
D)  supplies deoxygenated blood to the lungs so it can become oxygenated.

Question 14

The ________ vein descends through the transverse foramina of the first six cervical vertebrae.

Accepted Answer

The answer of The ________ vein descends through the transverse...

Question 15

The cerebral arterial circle forms a loop around which structures?

Accepted Answer

A)  the great vessels at the base of the heart 
B)  the internal and external carotid arteries 
C)  the cerebellum 
D)  the pituitary gland and the optic chiasma 
A)  the great vessels at the base of the heart 
B)  the internal and external carotid arteries 
C)  the cerebellum 
D)  the pituitary gland and the optic chiasma

Question 16

Use the diagram above to answer the following questions.
-Identify the letter that indicates the cephalic vein.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 17

The largest blood vessels near the heart have their own blood supply network called the ________.

Accepted Answer

The answer of The largest blood vessels near the heart...

Question 18

Precapillary sphincters allow blood to leave this structure and enter true capillaries.

Accepted Answer

A)  sinusoids 
B)  fenestrated capillaries 
C)  continuous capillaries 
D)  metarterioles 
E)  none of the above 
A)  sinusoids 
B)  fenestrated capillaries 
C)  continuous capillaries 
D)  metarterioles 
E)  none of the above

Question 19

All arteries carry oxygen-rich blood, whereas veins carry oxygen-poor blood.

Accepted Answer

A) True 
 B)False

Question 20

The ________ delivers arterial blood to the rotator cuff muscles and thyroid gland.

Accepted Answer

A)  axillary artery 
B)  costocervical trunk 
C)  thyrocervical trunk 
D)  vertebral artery 
A)  axillary artery 
B)  costocervical trunk 
C)  thyrocervical trunk 
D)  vertebral artery

Exam 20: Blood Vessels

The internal carotid artery branches to form the

In the pulmonary circuit

In a capillary bed, relaxation of the precapillary sphincters causes more blood to flow

Identify the superficial veins of the forearm and arm, and describe their anatomical location.

In metabolically active tissues, blood is present in metarterioles, and precapillary sphincters are constricted.

Use the diagram above to answer the following questions. -Identify the letter that indicates the ulnar artery.

Define the term portal system, and describe the significance of portal-systemic anastomoses.

A "coming together" of alternate pathways of blood vessels.

Which of the following statements about arterioles is false?

Muscular arteries regulate blood flow to organs and groups of organs.

Describe how blood flow is regulated (a) to whole organs, (b) within tissues, and (c) to capillary beds.

The vasa vasorum

The pulmonary circuit

The ________ vein descends through the transverse foramina of the first six cervical vertebrae.

The cerebral arterial circle forms a loop around which structures?

Use the diagram above to answer the following questions. -Identify the letter that indicates the cephalic vein.

The largest blood vessels near the heart have their own blood supply network called the ________.

Precapillary sphincters allow blood to leave this structure and enter true capillaries.

All arteries carry oxygen-rich blood, whereas veins carry oxygen-poor blood.

The ________ delivers arterial blood to the rotator cuff muscles and thyroid gland.

The Human Body: an Orientation

Cells: the Living Units

Basic Embryology

Tissues

The Integumentary System

Bones and Skeletal Tissues

Bones, Part 1: the Axial Skeleton

Bones, Part 2: the Appendicular Skeleton

Joints

Skeletal Muscle Tissue

Muscles of the Body

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System

The Autonomic Nervous System and Visceral Sensory Neurons

The Special Senses

The Endocrine System

Blood

The Heart

The Lymphatic and Immune Systems

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

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