Which glands regulate blood calcium levels and can number between two and six copies of the gland in any given individual?
a. thalamus
b. pituitary
c. parathyroid
d. adrenal
c. parathyroid
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What type of neuron directly stimulates a muscle or gland?
a. afferent neuron b. efferent neuron c. interneuron d. afferent and efferent neurons e. afferent neurons and interneurons
A portion of the ____, which must monitor the blood, is not subject to the blood brain barrier
Fill in the blank(s) with the appropriate word(s).
Bacterial production of the enzymes needed for the synthesis of the amino acid tryptophan declines with increasing levels of tryptophan and increases as tryptophan levels decline. This is an example of
A) competitive inhibition. B) noncompetitive inhibition. C) feedback inhibition. D) irreversible inhibition.
A patient with the antigens A and RH+ would not be able to receive blood from which of the following?
A) O- B) O+ C) A- D) B+ E) A+