Which of the following would increase cardiac output to the greatest extent?
What will be an ideal response?
increased heart rate and increased stroke volume
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What is the sequence of events in the transmission of an impulse through the heart muscle?
a: AV node b: AV bundle c: SA node d: Through the atria e: Through the ventricles f: Bundle branches g: Purkinje fibers A. c, d, a, b, f, g, e B. d, b, a, c, f, g, e C. b, a, d, c, f, g, e D. f, g, d, c, b, a, e E. c, d, a, f, b, g, e
A ________ is the ligamentous connection that allows a little movement between the bones of the forearm or the lower leg.
Fill in the blank(s) with the appropriate word(s).
Which type of innervation causes the heart rate to increase?
A. Parasympathetic B. Sympathetic
The type of capillary that permits the free exchange of water and solutes as large as plasma proteins are the
A) perforated capillaries. B) discontinuous capillaries. C) fenestrated capillaries. D) sinusoids. E) vasa vasorum.