All of the rhythms characterized as heart blocks are caused by conduction disturbances at the:

A) SA node.
B) atrial pathways.
C) AV node.
D) Purkinje fibers.

Answer: C

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Blood in the right ventricle is pumped into the:

a. left ventricle. b. pulmonary artery. c. left atrium. d. aorta.

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Which term is used to refer to the strength of the pulse?

A) Rhythm B) Pulse deficit C) Amplitude D) Volume

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