The heart valves
A. stabilize and hold the arteries leaving the heart.
B. permit the passage of blood in one direction.
C. separate the right and left sides of the heart.
D. are only used in the fetal heart.
E. direct the conduction impulse through the heart muscle.
B
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A) right upper B) right lower C) left upper D) left lower
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What will be an ideal response?
In the diagram, which labeled structures are atrioventricular valves?
a) B only b) D only c) A and C d) B and D e) A, B, C and D
What occurs when wound edges are far apart?
A. Neutrophil inactivation B. Edema C. Granulation tissue D. Secondary union