endocrine Flashcards

(47 cards)

1
Q

what does the endocrine system use to deliver hormones?

A

blood vessels

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2
Q

hypothalamus

A

portion of the brain that maintains homeostasis
link between endocrine and nervous system

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3
Q

hypothalamus hormones

A

highly involved in pituitary
neurohormones that start and stop pituitary hormones
temp, HR, fluid, sleep, appetite

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4
Q

ADH

A

increases water absorption into the blood via kidneys

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5
Q

CRH

A

sends message to anterior pituitary to stimulate adrenal glands and secrete corticosteroids, regulating metabolism and immune response

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6
Q

GnRH

A

stimulates anterior pituitary to release follicle releasing hormone and luteinizing hormone to ensure normal ovary and testes functions

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7
Q

pituitary gland

A

hormones control other glands, thyroid, adrenal, ovaries, testes
signaled by hypothalamus

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8
Q

pineal gland

A

releases melatonin (circadian and reproduction)

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9
Q

thyroid

A

regulates metabolism
controlled by hypothalamus and pituitary

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10
Q

thyroid hormone

A

maintains metabolism extracts iodine from the blood and incorporates into thyroid hormone

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11
Q

hormones of the thyroid

A

T3 (20%) T4 (80%)

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12
Q

parathyroid gland

A

secretes parathyroid hormone to regulate calcium 
helps neuronal and muscular

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13
Q

parathyroid hormone

A

causes cell bones to release calcium into bloodstream
increases formation of active vitamin D

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14
Q

cortisol

A

produced by adrenal cortex
regulates metabolism and response to stress

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15
Q

asldosterone

A

produced by adrenal cortex
controls BP

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16
Q

adrenal medulla

A

non essential hormones
adrenaline- response to stress

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17
Q

hydrocortisone

A

adrenal cortex glucocorticoid
regulates conversation of fats, protein, and carbs to energy

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18
Q

corticosterone

A

works with hydrocortisone to regulate immune response and suppress inflammatory response

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19
Q

norepinephrine

A

adrenal medulla
vasoconstriction, high BP in response to stress

20
Q

islets of langerhans

A

clumps of endocrine cells in the pancreas

21
Q

gastrin

A

pancreas
aids digestion by stimulating cells to produce acid

22
Q

glucagon

A

pancreas
helps insulin maintain BG by stimulating cells to release glucose

23
Q

insulin

A

pancreas
maintains BG by allowing cells to absorb and use glucose

24
Q

somatostatin

A

pancreas
secreted to maintain levels of other hormones (glucagon, insulin) when they get too high

25
vasoactive intestinal peptide
hormone that controls water secretion and absorption from intestines by stimulating intestinal cells to release water and salts.
26
diabetes
blindness, ESRD, lower limb amputation
27
type 2 manifestations
fatigue, infections, prolonged wound healing, visual changes
28
gestational diabetes
macrosomia cardiac and CNS anomalies inhibit fetal surfactant productions hyperbilirubinemia
29
acute hyperglycemia
blurred vision, pruritus, there Ps (polydipsia, Uria, phagia
30
diabetic ketoacidosis
hyperglycemia, ketosis, acidosis, dehydration
31
hyperthyroidism
increase BMR, cardiovascular, GI, neuromuscular weight loss, heat intolerance
32
hyperthyroidism features
exophthalmus, dysrhythmias
33
thyroid storm
cardiac, sensory, edema, airway
34
hypothyroidism
decreased BMR, heat production (cold), GI, myxedema
35
hyperparathyroidism
hypercalcemia, hypophosphatemia metabolic acidosis, hypokalemia
36
iatrogenic hypoparathyroidism
caused by total parathyroidectomy of hyper plastic glands most common
37
idiopathic hypoparathyroidism
associated with adrenal insufficiency, hypothyroidism, DM, pernicious anemia, gonadal failure,
38
pseudohypoparathyroidism
unresponsive to PTH
39
hypoparathyroidism features
kidney stones, respiratory, tetany
40
syndrome of inappropriate antidiuretic hormone
excessive amount of ADH, resulting in water intoxication and hyponatremia
41
diabetes insipidus
deficiency in production of SH, excess amount of water
42
DI manifestations
polyuria, polydipsia, dry tenting skin, fluid volume deficits
43
Cushing syndrome
adrenal cortex, excess cortisol/ ACTH
44
cushings manifestations
moon face, thin hair, htn,
45
thymosin
develops disease fighting T cells
46
addison’s disease
hypo function of adrenal cortex lack of ACTH secretion from pituitary
47
addison’s disease manifestations
hyperpigmentation of skin hypovolemia confusion, muscle weakness, tachy, dysrhythmias, OHTN