When the left ventricle contracts, the __________ valve closes and the __________ valve is pushed open.
A. mitral; pulmonary
B. right AV; pulmonary
C. right AV; aortic
D. mitral; aortic
E. aortic; pulmonary
D. mitral; aortic
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The large intestine begins at
a. Cecum b. Ascending colon c. Transverse colon d. Descending colon e. Sigmoid colon
In a farm accident, a man has his arm severed midway between his wrist and his elbow. Which of the following bones was severed?
A. Radius B. Clavicle C. Ulna D. Humerus E. Both "radius" and "ulna" are correct.
The apocrine sweat glands are not the primary gland involved in thermoregulation
Indicate whether the statement is true or false
The wall of the heart is made up of three layers, including the middle layer responsible
for the heart's pumping action. These layers are all the same tissue type, epithelium. Indicate whether the statement is true or false