Mean arterial pressure is:
a. diastolic pressure + (systolic/3)
b. systolic pressure + (pulse pressure/3)
c. diastolic pressure + (pulse pressure/3)
d. pulse pressure - (diastolic pressure/3)
e. pulse pressure + (systolic pressure/3)
C
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Invertebrate muscle, like vertebrate muscle,
A) Has two major forms of muscle (striated and smooth). B) Utilizes thick and thin filaments in contraction. C) Makes use of obliquely striated muscle. D) Both A and C
Most muscles that move the thigh originate on the
A. iliotibial tract. B. os coxae. C. sacral spine. D. head of the femur. E. linea alba.
A person whose genetic makeup makes him or her a better marathon runner than a sprinter probably has more ________ in his or her leg muscles.
A) fast fibers B) intermediate fibers C) slow fibers D) dark fibers E) red fibers
The baroreceptors in the carotid sinus and aortic arch are sensitive to which of the following?
a decrease in carbon dioxide changes in arterial pressure a decrease in oxygen levels an increase in oxygen levels