HORMONES !! Flashcards
1
Q
thyroid stimulating hormone (TSH)
A
- target: thyroid
- function: thyroid secretion of T3 & T4
2
Q
adrenocorticotropin
A
- target: adrenal gland
- function: adrenal secretion of cortisol
3
Q
melanocyte-stimulating hormones (MSH)
A
- target: skin
- function: unknown
4
Q
growth hormones (hGH)
A
- target: liver, skeletal muscle, bone
- function: secretion of growth factors, IGFs
5
Q
prolactin (PRL)
A
- target: mammary glands
- function: milk production and secretion
6
Q
follicle stimulating hormone (FSH)
A
- target: gonads
- function: ovarian follicle development (ovaries) & sperm production (testes)
7
Q
luteinizing hormone
A
- target: gonads
- function: ovulation and formation of corpus luteum (ovaries) & testosterone secretion (testes)
8
Q
oxytocin
A
- target: uterus & mammary glands
- function: milk production, reflexes after birth, uterine contraction during birth
9
Q
antidiuretic hormone (ADH)
A
- target: kidneys
- function: + water absorption in kidneys, + blood volume, - volume of urine
10
Q
thyroxine (t4) & triiodothyronine (T3)
A
- secreting tissue: follicular cells
- target: muscle, bones, nervous system
- function: +oxygen consumption, +metabolism, +HR & BP, + sympathetic stimulation, +RBC production, +catabolic processes
11
Q
calcitonin (CT)
A
- secreting tissue: parafollicular cells
- target: blood
- function: lowers calcium levels
12
Q
parathyroid hormone (PTH)
A
- secreting tissue: parathyroid cells
- target: blood
- function: increases calcium levels
13
Q
mineralocorticoids (aldosterone)
A
- secreting tissue: zona glam.
- target: kidneys & blood
- function: mineral homeostasis, BP & volume, blood pH
14
Q
glucocorticoids (cortisol)
A
- secreting tissue: zona fasc.
- target: body tissues
- function: carb metabolism, resistance to stress, anti-inflammation
15
Q
androgens (DHEA)
A
- secreting tissue: zona retic.
- target: brain, gonads, bone
- function: libido, phenotypic puberty changes
16
Q
catecholamines (epin & norepin)
A
- secreting tissue: adrenal medulla
- target: blood, heart, muscle
- function: neurotransmitter, +BP, +glucose, +fatty acids
17
Q
glucagon
A
- secreting tissue: alpha cells
- target: liver
- function: raises blood sugar
18
Q
insulin
A
- secreting tissue: beta cells
- target: liver, fat, muscle
- function: lowers blood sugar
19
Q
somatostatin
A
- secreting tissue: delta cells
- target: pancreas & GI tract
- function: inhibits insulin
20
Q
pancreatic polypeptide
A
- secreting tissue: F cells
- target: pancreas & gallbladder
- function: inhibits secretion of somatostatin & digestive enzymes, inhibits gallbladder contraction
21
Q
ghrelin
A
- secreting tissue: Epsilon (E) cells
- target: brain
- function: stimulates hunger
22
Q
estrogen & progesterone
A
- target: ovaries, uterus, & mammary glands
- function: regulates menstrual cycle, maintains pregnancy, secondary sex characteristics
23
Q
relaxin
A
- target: pubic symphysis & cervix
- function: hip flexibility and dilates cervix
24
Q
inhibin (ovaries)
A
- target: pituitary gland
- function: inhibits FSH secretion
25
Q
activin (ovaries)
A
- target: pituitary gland
- function: stimulates FSH release
26
Q
testosterone
A
- secreting tissue: leydig cells
- target: testes
- function: stimulates descent of testes, regulates sperm production, develops and maintains secondary sex characteristics
27
Q
inhibin (testes)
A
- secreting tissue: sertoli cells
- target: pituitary gland
- function: inhibits FHS secretion
28
Q
activin (testes)
A
- secreting tissue: sertoli cells
- target: pituitary gland
- function: stimulates FSH secretion
