1. The effect where one hormone allows/permits the target organ’s response to a second hormone (i.e. prolactin (PRL) and oxytocin) is known as a(n)__________ effect.
1. The effect where one hormone allows/permits the target organ’s response to a second hormone (i.e. prolactin (PRL) and oxytocin) is known as a(n)__________ effect.
2. A patient presents with the following symptoms: Constipation, increased sensitivity to cold temperature, fatigue/run down/weakness, heavier and irregular menstrual periods, joint or muscle pain, paleness or dry skin, sadness or depression, thin, brittle hair or fingernails, weight gain, and a pronounced goiter. What is the probable diagnoisis?
3. True or False:-
Most homeostatic control systems utilize some type of negative feedback system.
4. Oxytocin, Antidiuretic Hormone (ADH)/Vasopressin, epinephrine/adrenaline, norepinephrine/noradrenaline, growth hormone releasing hormone (GHRH) and other hormones made and secreted by neuronal cells are known as _____________
5.True or False:-
A trophic hormone is a hormone which is controlled by another hormone.
6. True or False:-
A trophic hormone is a hormone which is controlled by another hormone.
7. Enzymes which are activated by many second messanger systems, and transfer a phosphate group from ATP to a protein, setting off a series of intracellular events that lead to an ultimate cellular response, are known as__________.
8.One molecule of the hormone epinephrine, acting via a G-protein ‹ Adenyl cyclase ‹ cAMP-dependent protein kinase system, is able to cause the release of 108 molecules of glucose from the liver. This is an example of the second-messenger system acting as an _______________.
9. True or False-
Down-regulation allows a target cell to decrease the amount of hormone present by removing it from circulation.
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