The primary nutrient source for early embryonic development that later becomes an important site for blood formation is the
A) amniotic fluid.
B) placenta.
C) basal decidua.
D) umbilical vein.
E) yolk sac.
E
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The greater the magnitude of the receptor potential generated by a stimulus, the greater the amplitude of the action potentials the receptor potential induces.
Answer the following statement true (T) or false (F)
Ion Channels: open and close in response to physical deformation of receptors
A. Voltage gated B. Leaky C. Chemically Gated D. Mechanically Gated
The ejaculatory duct forms from the merging of the ________ and the ________.
A. ductus deferens; seminal vesicle B. bulbourethral gland; urethra C. prostate gland; urethra D. epididymis; ductus deferens E. ductus deferens; bulbourethral gland
Suppose you cup your hands to hold some water. To limit the amount of leaking through your hands, this action would most likely require ________
A) abduction of the fingers B) adduction of the fingers C) opposition of the thumb D) circumduction of the wrists E) pronation of the forearm