A metacarpophalangeal (MP) joint, which has oval articulating surfaces and permits movement in two planes, is what type of synovial joint?
a. condylar
b. plane
c. hinge
d. saddle
a. condylar
Anatomy & Physiology
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Tubular secretion
a. involves transepithelial transport. b. is the movement of a substance from the peritubular capillary blood into the tubular fluid. c. always occurs by active transport. d. both (a) and (b) above. e. both (b) and (c) above.
Anatomy & Physiology
At what stage of development of RBCs does hemoglobin production begin?
A) stem cell B) proerythroblast C) reticulocyte D) mature erythrocyte
Anatomy & Physiology
Out of the 300 million ejaculated sperm, only about ________ reach the vicinity of the egg
A) 20 to 30 B) 200 to 300 C) 2000 to 3000 D) 20,000 to 30,000 E) half
Anatomy & Physiology
Of the three phases of swallowing, only the esophageal phase is involuntary.
Answer the following statement true (T) or false (F)
Anatomy & Physiology