The redness and heat of an inflamed area are due to a local hyperemia caused by ________.
A) vasodilation
B) vasoconstriction
C) phagocyte mobilization
D) production of complement and interferon
A) vasodilation
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Which is the correct order of action for the amphibian "balanced breath"?
A) Buccal cavity expands, glottis opens, spent air leaves lungs, buccal cavity contracts B) Buccal cavity expands, spent air leaves lungs, glottis opens, buccal cavity contracts C) Glottis opens, buccal cavity expands, buccal cavity contracts, spent air leaves lungs D) Spent air leaves lungs, glottis opens, buccal cavity expands, buccal cavity contracts
In a normal electrocardiogram, the
A. P wave occurs after the QRS complex but before the T wave. B. QRS complex results from ventricular depolarization. C. P wave results from repolarization of the atria. D. repolarization of the atria is clearly visible. E. T wave represents depolarization of the atria.
The projection at the inferior end of the greater sciatic notch is the ischial spine.
a. true b. false
Where in the body would you find a glial cell?
A. In the immune system B. In the stomach C. In the skeletal system D. In the nervous system E. In the cardiovascular system