The hypothalamic-hypophyseal portal system is a special blood supply that provides a connection between the hypothalamus and the pituitary gland.
a. true
b. false
a. true
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A plane running crosswise through the body at right angles to the sagittal and coronal planes, dividing the body into superior and inferior parts, is ___________________.
Fill in the blank(s) with the appropriate word(s).
The cells that are formed during spermatogenesis by meiosis I are called
A) spermatogonia. B) primary spermatocytes. C) secondary spermatocytes. D) spermatids. E) sperm.
A heavyset middle-aged insurance salesman, who doesn't exercise often, accepts his friend's invitation to a pickup basketball game. When attempting a jump shot, he falls to the ground in pain, grasping at the calf of his leg
There is an enormous bulge in his leg immediately below the popliteal fossa, and he is unable to plantar flex that foot. Most likely he has injured his ________ and the bulge is ________. A) quadriceps tendon; his rectus femoris B) patellar ligament; his fibularis longus C) calcaneal tendon; his triceps surae D) tibia; a previously undetected bone tumor E) hamstrings; a large hematoma (blood clot)
During external respiration,
A. Hb becomes HbO2. B. Hb becomes HHb. C. carbaminohemoglobin forms. D. CO2 becomes HCO3-.