Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
41 Cards in this Set
- Front
- Back
|
CRH and AVP in some species stimulates
|
ACTH
|
|
|
GnRH stimulates
|
FSH and LH release
|
|
|
TRH stimulates
|
TSH release
|
|
|
Dopamine inhibits
|
prolactin release
|
|
|
GHRH stimulates
|
GH release
|
|
|
somatastatin inhibits
|
GH release
|
|
|
ACTH release is stimulated by
|
CRH
|
|
|
FSH and LH release is stimulated by
|
GNRH
|
|
|
TSH release is stimulated by
|
TRH
|
|
|
Prolactin release is inhibited by
|
dopamine
|
|
|
Prolactin is released ______
|
tonically
|
|
|
GH release is inhibited by ? and stimulated by ?
|
GHRH
somatastatin |
|
|
ACTH is ? and has a half life of ? minutes.
|
adrenocorticotropin
10 minutes |
|
|
Cortisol in a ???corticoid and acts as an ?.
|
glucocorticoid
anti-inflammatory |
|
|
Cortisol is not a ? but without cortisol ? will not occur
|
vasoconstrictor
constrict |
|
|
ACTH regulation is controlled by
|
light-dark cycle, daily eating patterns, and an intrinsic circadian clock in some species
|
|
|
ACTH is secreted in response to
|
novelty, psychogenic stress, hypotension, hypovolemia, hypoglycemia, hypoxia, pain, surgery, infection.
|
|
|
ACTH negative effects are?
|
slower healing
decreased muscle and bone tone. |
|
|
Corticotrophs in the hypophysis stimulates release of ? which is post-translationally processed to?
|
POMC
ACTH, MSH and other mom-biologically active fragments. |
|
|
ACTH has a ______ feedback influence on the hypothalmus/
|
negative
|
|
|
The gonadotropic hormones are:
|
LH, FSH, Glycoproteins produced by the anterior pituitary in response to GnRH,
|
|
|
LHand FSH regulate
|
estrus cycle, controls sex steroid hormone synthesis and gonadal function, growth and development.
|
|
|
the hypthalamus/pituitary/gonadal axis has ____ and ______.
|
negative and
positive feedback regulation |
|
|
Growth hormone is a _________ peptide with a half-life of ____?
|
protein bound
longer than 10 minutes. |
|
|
GH secretion is stimulated by ? and inhibited by ?
|
GHRH
somatostatin |
|
|
GH causes growth of
|
heart, lung, and bone
|
|
|
GH causes adipose tissue to
|
have lipolysis and decreased glucose uptake
|
|
|
Growth Hormone causes the liver to
|
glucose, IGF, IGFBP, and protein synthesis
|
|
|
GH causes muscle to
|
decreased glucose uptake, increased AA uptake, increase protein synthesis
|
|
|
Prolactin is a ? that promotes ? and is stimulated by ? and inhibited by?
|
peptide hormome
lactation, mammary development, and GnRH stimulated by setorgen, pregnancy, nursing, stress, sleep inhibited by dopamine, somatostatin, and prolactin. |
|
|
Diseases of the anterior pituitary include
|
cushings (sec hyperadrenocortisism)
secondary hypoadrenocoritisism acromegaly, dwarfism, hypo/hyperthyroid hirsuitism - in horses other |
|
|
ADH is stimulated by
|
increased ECF osmolarity
decreases in BV, BP, Glucose |
|
|
ADH is inhibited by
|
decreases in ECF osmolarity
increases in BV, BP, and glucose, ANP, ethanol, cortisol |
|
|
ADH acts on
|
distal conv. tubule of kidney to retrieve more H2O from filtrate
Acts on arteriolar smooth muscle to increase vascular tone |
|
|
ADH (vasopressin) causes the body to be ____ and the urine to be ______.
|
less salty
more salty |
|
|
Diabetes Insipidus is characterized by ______ and caused by
|
dilute urine.
hyposecretion of vasopressin |
|
|
Oxytocin is stimulated by ? and causes?, and by ? to cause ?
|
suckling
milk let down. cervical stretch uterine contraction |
|
|
Thyroid glands are responsible for the secretion of
|
thyroid hormones and calcitonin
|
|
|
Thyroid hormones regulate ?
|
basal metabolic rate
normal development and reproduction |
|
|
? is the biologically active form of Thyroid hormone and is ?% of thyroid output.
|
T3
10% |
|
|
Thyroid hormones are ? soluble and ? bound so has a ? half-life
|
lipid
highly protein bound long 1/2 life |
