All of the following processes are important in follicular development. Which one occurs first?
A. FSH secretion
B. Estrogen secretion
C. LH secretion
D. Prolactin secretion
E. GnRH secretion
E. GnRH secretion
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The first blood vessels that branch from the ascending aorta are the ________.
A. brachiocephalic arteries B. coronary arteries C. subclavian arteries D. pulmonary arteries E. common carotid arteries
________ monitor the internal environment
A) Endoceptors B) Interoceptors C) Exteroceptors D) Special sensory receptors E) Sensory ganglia
In the diagram, where is the osteon?
a) A b) B c) C d) D e) E
Which is the neurotransmitter that causes the release of calcium ions from reservoirs within the muscle cell and thereby initiates the steps of contraction?
A. Acetylcholinesterase B. Acetylcholine C. Serotonin D. Norepinephrine