19. The Blood Vessels
Arteries
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Practice this topic
- Multiple ChoiceWhich of the following is true when comparing arteries and veins?
- Multiple ChoiceWhich of the following types of blood vessels have the proportionally thickest tunica media of all vessels?1views
- Multiple ChoiceAn elastic lamina on both sides of the tunica media is a characteristic of __________.
- Textbook Question
The blood vessels that play the most important role in regulating blood pressure and blood flow to a tissue are the:
(a) Arteries
(b) Arterioles
(c) Veins
(d) Venules
(e) Capillaries
- Textbook Question
The baroreceptors in the carotid sinus and aortic arch are sensitive to
a. a decrease in CO₂
b. changes in arterial pressure
c. a decrease in O₂
d. all of these
1views - Textbook Question
The myocardium receives its blood supply directly from the:
a. Aorta
b. Coronary arteries
c. Coronary sinus
d. Pulmonary arteries
1views - Textbook Question
Using the letters from column B, match the artery descriptions in column A. (Note that some require more than a single choice.)
Column A
____ (1) unpaired branch of abdominal aorta
____ (2) second branch of aortic arch
____ 3) branch of internal carotid
____ (4) branch of external carotid
____ (5) origin of femoral arteries
Column B
a. right common carotid
b. superior mesenteric
c. left common carotid
d. external iliac
e. inferior mesenteric
f. superficial temporal
g. celiac trunk
h. facial
i. ophthalmic
j. internal iliac
1views - Multiple Choice
What is the protein-rich substance in elastic arteries that contributes to their ability to recoil & maintain blood pressure during diastole?
1views