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Endocrine
Final Review
24
Physiology
Undergraduate 2
12/14/2010

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Term
define hormone
Definition
chemical secreted into blood
Term
(partial list) 3 types of hormones
Definition
1. amino-acid based hormones
2. Thyroid hormones
3. Steroids
Term
define responsiveness
Definition
the ability of a target cell to respond to a hormone
Term
Responsiveness depends on 3 things?
Definition
1. plasma
2. influence by other hormones
3. number of receptors on target cell
Term
Why do hormone levels vary? 2 things
Definition
1. physiological state of the body
2. circadian rhythm of the body - daily cycle, ie. hormones to make you sleep??
Term
2 types of hormone transport
Definition
1. water soluble - plasma
2. lipid soluble - plasma: to transport protein
Term
3 things that stimulate the release of hormones?
Definition
1. NS stimulation
2. chemical changes
3. other hormones (hypothalamus)
Term
Anterior pituitary is what kind of tissue
Definition
glandular tissue (vascular - different from the posterior, which nervous)
Term
posterior pituitary is what kind of tissue
Definition
nervous tissue
Term
what is the vascular link b/w the hypothalamus and ant pit called?
Definition
hypophyseal portal system
Term
what is secreted from the anterior pituitary
Definition
TSH, FSH, LH, ACTH, GH, PRL
Term
what is secreted from the posterior pituitary
Definition
Oxytocin & ADH
Term
where are ADH & oxytocin made?
Definition
hypothalamus
Term
What effect does oxytocin have
Definition
uterine contractions
initiates labor
initiates milk "ejection"
Term
What effect does oxytocin have
Definition
uterine contractions
initiates labor
initiates milk "ejection"
Term
what is the main stress hormone/
Definition
cortisol
Term
The pancreas produces 2 hormones, beta and alpha, which are which
Definition
alpha - glucogon
beta - insulin
Term
what is the only hormone that can reduce glucose in the blood
Definition
Insulin
Term
define type 1 diabetes
Definition
insulin dependent - insulin not being secreted
Term
define type 2 diabetes
Definition
not dependent on insulin - insulin out there, but target cells are less responsive
Term
what is the epdidimus
Definition
sperm storage and maturation
Term
FHS and LH affects on men
Definition
testosterone production
spermatogenesis
Term
what hormone causes ovulation
Definition
LH
Term
what hormone initiates follicular development
Definition
FSH
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