Several hormones act together to maintain pregnancy. They are:
a. Estrogen, prostaglandin, and relaxin
b. Progesterone, prostaglandin, and oxytocin
c. HnRH, LH, hCG, and progesterone
d. Progesterone, prostaglandin, and relaxin
Answer: c. HnRH, LH, hCG, and progesterone
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The triceps brachii helps the pectoralis major flex the arm. In this example the triceps is which of the following?
A. An antagonist B. A fixator C. A synergist D. An agonist
A decrease in insulin production:
a. usually causes type 1 diabetes mellitus b. will stimulate the release of growth hormone c. is usually the cause of type 2 diabetes mellitus d. both A and C above
The receptors that are found on all autonomic ganglionic neurons as well as at the neuromuscular synapse of the SNS are
A) muscarinic receptors. B) nicotinic receptors. C) delta receptors. D) beta receptors. E) alpha receptors.
The early embryo has a single structure which will become either a penis or clitoris but not both at once.
a. true b. false