CH.17 Endocrine System & Gland A&PII Study Guide Test.
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Module
PII
Institution
PII
CH.17 Endocrine System & Gland A&PII Study Guide Test.
Glucagon works by: - CORRECT ANSWER -activating second messengers and stimulating glycogenolysis and gluconeogenesis.
T/F: Increasing levels of cortisol inhibit the release of corticotropin-releasing hormone (CRH). - CORRECT ANSWER True
...
CH.17 Endocrine System & Gland A&PII
Study Guide Test.
Glucagon works by: - CORRECT ANSWER -activating second messengers and stimulating glycogenolysis
and gluconeogenesis.
T/F: Increasing levels of cortisol inhibit the release of corticotropin-releasing hormone (CRH). - CORRECT
ANSWER True
Thyroid hormone synthesis involves secretion of a glycoprotein called ___________ by the follicular
cells. - CORRECT ANSWER thyroglobulin
Reduced hormone concentration in the blood often causes target cells to: - CORRECT ANSWER up-
regulate receptors in order to increase cell sensitivity.
Down-regulation refers to the process when a cell decreases the number of receptors it has for a
hormone. This will occur with - CORRECT ANSWER increased hormone concentration in blood.
When a chemical messenger helps initiate an inflammatory response by causing cellular changes in
neighboring cells, it is demonstrating ___________ signaling. - CORRECT ANSWER paracrine
Parathyroid hormone release depends on blood levels of calcium. Such an endocrine reflex is said to be
initiated by
a. humoral stimulation.
b. positive feedback stimulation.
c. hormonal stimulation.
d. neural stimulation. - CORRECT ANSWER a. humoral stimulation.
Steroids, peptides, and nucleic acids are the three classes of hormones.
True
False - CORRECT ANSWER False
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