The regular cycling between constriction and dilation of arterioles feeding capillaries is known as
A) Vasocongestion.
B) Vasodilation.
C) Vasomotion.
D) Vasospasm.
Answer: C
Anatomy & Physiology
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The last Korotkoff sound occurs when the blood pressure is equal to ________ pressure.
A. pulmonary B. systolic C. atmospheric D. diastolic
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During skeletal muscle contraction, to what do myosin heads bind?
A) myosin filaments B) actin filaments C) Z discs D) thick filaments E) the H zone
Anatomy & Physiology
Another name for pain receptors is
A) tactile corpuscles. B) mechanoreceptors. C) lamellated corpuscles. D) nociceptors.
Anatomy & Physiology
Each 100 ml of blood leaving the alveolar capillaries carries away roughly ________ ml of oxygen
A) 10 B) 20 C) 30 D) 50 E) 75
Anatomy & Physiology