At rest, skeletal muscles receive approximately what percentage of blood pumped by the heart?
A. About 25%
B. About 10%
C. About 2%
D. About 75%
E. About 50%
Answer: A
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This muscle, which is found in the neck, functions to elevate the hyoid bone and help press the tongue against the roof of the mouth during swallowing
a) mylohyoid b) sternothryroid c) sternocleidomastoid d) digastric e) masseter
Sensations detected by the receptors for the lateral spinothalamic pathway include
A) proprioception. B) temperature. C) pressure. D) vibration. E) All of the answers are correct
A person walks into the emergency room with rapid and shallow breathing and a feeling of light-headedness. A blood test shows high levels of bicarbonate ions and a pH of 7.34. What could explain these symptoms?
A) metabolic acidosis with respiratory compensation B) acidosis with no compensation C) respiratory acidosis with renal compensation D) metabolic alkalosis with respiratory compensation E) respiratory alkalosis with renal compensation
The middle, thin, spider-like meninx is the ________.
A. pia mater B. ecto mater C. arachnoid mater D. dura mater