BIO202L LAB_V3
Lab 10 Blood and the Heart
Started on Thursday, December 1, 2022, 2:00 PM
State Finished
Completed on Thursday, December 1,
... [Show More] 2022, 2:16 PM
Time taken 16 mins 19 secs
Grade 35.00 out of 35.00 (100%)
Question 1
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Areas where the plasma membranes of cardiac muscle fibers overlap are called:
Select one:
a. Purkinje Fibers
b. Intercalated Discs
c. Gap Junctions
d. Desmosome
Question 2
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What is NOT visible on an electrocardiogram?
Select one:
a. Depolarization of the ventricles.
b. Depolarization of the atria.
c. Repolarization of the ventricles.
d. Repolarization of the atria.
Question 3
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Which of the following is NOT a function of the blood.
Select one:
a. Transportation of oxygen and carbon dioxide.
b. Protection against blood loss through monocyte-mediated clotting.
c. Transportation of hormones from glands to target cells.
d. Regulation of pH and body temperature.
Question 4
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A double sac of serous membrane known as the pericardium encloses the cardiac muscle.
Select one:
a. True
b. False
Question 5
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The stem cell that gives rise to all of the cells found in blood is called the:
Select one:
a. Agranulocyte
b. Leukocyte
c. Hemocytoblast
d. Megakaryotcyte
Question 6
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Erythrocytes transport oxygen, but not carbon dioxide.
Select one:
a. True
b. False
Question 7
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Which of the following components accounts for the largest portion of blood?
Select one:
a. Erythrocytes
b. Lymphocytes
c. Platelets
d. Plasma
Question 8
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What is the progenitor of a macrophage?
Select one:
a. Megakaryocytes
b. Eosinophils
c. Monocytes
d. Myeloblasts
Question 9
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The Q wave represents the repolarization of the ventricles.
Select one:
a. True
b. False
Question 10
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What type of tissue is blood classified as?
Select one:
a. Connective
b. Epithelial
c. Musculoskeletal
d. Adipose [Show Less]