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NUR 406 ( LATEST 2024 / 2025 ) EXAM 2 | QUESTIONS AND ANSWERS INCLUDED
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NUR 406 ( LATEST 2024 / 2025 ) EXAM 2 | QUESTIONS AND ANSWERS INCLUDED
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NUR 406 Exam 21. endocrine system
Answer
-goal is homeostasis
-responds to changes in internal/external environment
-works with nervous and immune system
2. Diurnal
Answer
sleep/wake (ex
]
cortisol high in morning, low in evening. GH)
3. Pulsatile & Cyclic
Answer
follow a cycle (womens menstrual cycle
LH, estrogen, pro- lactin)
4. classifications of hormones
Answer
1. steroids
2. proteins
3. amines
4. fatty acids
5. Steroids
Answer
made from cholesterol. lipid soluble. (ex. glucocorticoids, thyroid hor- mones)
6. lipid soluble
Answer
,hormones are primarily circulating bound to a carrier
-easily diffuse across plasma membrane
7. proteins
Answer
made from amino acids. water soluble (ex. insulin, GH)
-bind to protein channels to get into cells
8. Amines
Answer
composed of proteins and water soluble (ex. catecholamines...epi, norepi, dopamine)
9. fatty acids
Answer
lipid soluble (ex. prostaglandins)
10. aldosterone doesnt need
Answer
a carrier to enter a cell
11. water-soluble
Answer
hormones circulate in free, unbound form
-cannot diffuse across the plasma membrane
12. Up-regulation
Answer
target cells form more receptors in response to low hormone levels
13. down-regulation
Answer
target cells lose receptors in response to high hormone levels
,14. What do hypothalamus hormones do
Answer
release or inhibit. they do not stimulate
15. hypothalamus hormones
Answer
-Corticotropin Releasing Hormone (CRH)
-Thyrotropin Releasing Hormone (TRH)
-Gonadotropin Releasing Hormone (GnRH)
-Growth Hormone Releasing Hormone (GHRH)
-Prolactin Releasing Hormone (PRH)
-Growth Hormone Inhibiting Hormone (GHIH)
-Prolactin Inhibiting Hormone (PIH)
-Melanocyte Inhibiting Hormone (MIH)
16. what is a "tropic" hormone
Answer
causing another hormone to release a hormone
17. Anterior pituitary hormones
Answer
FLAGTOP FSH
LH
ACTH GH TSH MSH
PH (prolactin)
18. Anterior Pituitary Hormone and these
hor- mones
Answer
manufactures and releases
19. Growth Hormone aka somatotrophin
, Answer
-protein synthesis and breakdown of fatty acids in adipose tissue
-glucose level in blood
-promotes tissue growth and repair (anabolism)
20. what is GH target tissue
Answer
all body cells
21. Thyroid Stimulating Hormone
Answer
target
Answer
thyroid gland
-stimulates synthesis and release of thyroid hormone
22. Adrenocorticotropic hormone (ACTH)
Answer
secretion of glucocorticoids, mineralo- corticoids, and androgens
Target
Answer
adrenal cortex
23. gonadotropic hormones (FSH and LH)
Answer
-stimulates sex hormone secretion
Answer
estrogen, testosterone
-reproductive organ growth target
Answer
ovaries and testes
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