APHY 102 Final Exam Questions With Solutions 100% Correct
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Course
APHY 102
Institution
APHY 102
APHY 102 Final Exam Questions With Solutions
100% Correct
A hormone is a secreted molecule that is carried in the bloodstream to where it acts on target
cells that bear specific receptors for that hormone.
- True
- False True
Maxwell has a very high metabolic rate, is skinny, and has protru...
APHY 102 Final Exam Questions With Solutions 100% Correct A hormone is a secreted molecule that is carried in the bloodstream to where it acts on target cells that bear specific receptors for that hormone. - True - False True Maxwell has a very high metabolic rate, is skinny, and has protruding eyes. These are symptoms of -Hyperthyroidism -Hypothyroidism -hyperparathyroidism -hypoparathyroidism hyperthyroidism Steroid hormones diffuse through cell membranes, then bind with receptors, whereas nonsteroid hormones bind receptors on the target cell membrane. - True - False True APHY 102 Final Exam Questions With Solutions 100% Correct The secretion of parathyroid hormone is controlled primarily by the -pituitary gland -concentration of blood calcium -hypothalamus -thyroid gland concentration of blood calcium As a result of the general stress response, blood concentrations of epinephrine -fall and cortisol rise -and cortisol fall -rise and cortisol fall -and cortisol rise and cortisol rise Choose the example that does not demonstrate a negative feedback loop of hormonal control - A hormone that increases blood pressure is released. Baroreceptors in the arteries sense the pressure change and stimulate the brainstem to send signals to dilate blood vessels and counter the effect, decreasing blood pressure. - A gland releases hormone that causes free blood glucose to be collected and stored after a meal. After a time, the gland detects low free blood glucose and ceases production of the hormone. APHY 102 Final Exam Questions With Solutions 100% Correct - Pressure receptors sense the movement of a baby against and through the cervix during labor. They stimulate the hypothalamus to release a hormone that causes uterine contractions. This causes more pressure receptor stimulation, leading to larger releases of the hormone and stronger, more frequent contractions. Hormone release ceases after pressure sensations cease. Pressure receptors sense the movement of a baby against and through the cervix during labor. They stimulate the hypothalamus to release a hormone that causes uterine contractions. This causes more pressure receptor stimulation, leading to larger releases o f the hormone and stronger, more frequent contractions. Hormone release ceases after pressure sensations cease. Steroid hormones - Are very soluble in water - include epinephrine and norepinephrine -Must interact with membrane receptors because they are never membrane permeable. - Are soluble in lipids Are soluble in lipids Hormones that the posterior pituitary secretes are synthesized in the - Anterior pituitary - Thalamus - Hypothalamus APHY 102 Final Exam Questions With Solutions 100% Correct - Posterior pituitary - Hypothalamus A person under stress may have a lowered resistance to infection -True -False True "Endocrine" means - Hormone synthesis - Acts upon target cells - Fast-acting compound - Internal secretion Internal secretion Nonsteroid hormones include peptides, proteins, glycoproteins, and amines - True - False True
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