BIO202L LAB_V3
Lab 11 The Circulatory System
Started on Thursday, December 1, 2022, 2:18 PM
State Finished
Completed on Thursday, December 1,
... [Show More] 2022, 2:31 PM
Time taken 13 mins 16 secs
Grade 35.00 out of 35.00 (100%)
Question 1
Correct
3.50 points out of 3.50
Flag question
Question text
How does the wall of a vein differ from an artery?
Select one:
a. The exterior layer is composed largely of collagen fibers.
b. It has three coats.
c. It contains smooth muscle.
d. The middle coat is relatively thin.
Question 2
Correct3.50 points out of 3.50
Flag question
Question text
Veins always carry blood away from the heart.
Select one:
a. True
b. False
Question 3
Correct
3.50 points out of 3.50
Flag question
Question text
What organ receives oxygen first during each circulatory cycle?
Select one:
a. The heart.
b. The lungs.
c. The stomach.
d. The brain.
Question 4
Correct
3.50 points out of 3.50Flag question
Question text
Where is the cardiovascular control center in the brain?
Select one:
a. Pons
b. Cerebellum
c. Medulla Oblongata
d. Brain Stem
Question 5
Correct
3.50 points out of 3.50
Flag question
Question text
Which capillaries form the bulk of the capillary bed?
Select one:
a. True Capillaries
b. Continuous Capillaries
c. Fenestrated Capillaries
d. Sinusoidal Capillaries
Question 6
Correct
3.50 points out of 3.50Flag question
Question text
The smallest veins are:
Select one:
a. Pre-Arteriole Venules
b. Post-Arteriole Venules
c. Pre-Capillary Venules
d. Post-Capillary Venules
Question 7
Correct
3.50 points out of 3.50
Flag question
Question text
Which of the following is NOT true regarding blood pressure?
Select one:
a. Systolic pressure is measured when the ventricles are contracted.
b. Diastolic pressure is measured when the atria are contracted.
c. Systolic pressure is normally around 120 mm Hg.
d. Diastolic pressure is normally around 80 mm Hg.
Question 8
Correct
3.50 points out of 3.50Flag question
Question text
This specialized sensor monitors chemicals in blood vessels.
Select one:
a. Baroreceptors
b. Chemoreceptors
c. Nociceptors
d. None of the above.
Question 9
Correct
3.50 points out of 3.50
Flag question
Question text
Which of the following is not used to regulate blood pressure?
Select one:
a. Vasoconstriction
b. Vasodilation
c. Heart Rate
d. Respiratory Rate
Question 10
Correct
3.50 points out of 3.50Flag question
Question text
This specialized sensor monitors pressure in blood vessels.
Select one:
a. Baroreceptors
b. Chemoreceptors
c. Nociceptors
d. None of the above. [Show Less]