endocrine 13 Flashcards
what does an increase in sympathetic activity lead to in terms of glucose controlling hormone release
promotes glucose metabolism
increased glucagon
increased epinephrine
inhibition insulin
how is GH release controlled
GHRH/ GHIH
polydipsia
excessive thirst or drinking
what is C-peptide
inactive fragment cleaved from insulin pro hormone
how are steroid hormones transported
bound to carrier proteins e.g. albumin
what type of hormone is lipophilic
steroid hormone
what connects anterior pituitary to hypothalamus
capillary portal system
what hormone regulates circadian rhythm
melatonin
function of glucocorticoid hormone
influences glucose metabolism
when do girls grow fast
start of puberty
treatment raised ACR
ACE inhibitors
what is release of oxytocin triggered by
labour
suckling
what is vasopressin release triggered by
increased plasma osmolarity
decreased plasma volume/ BP
what hormone type(s) are:
- vasopressin
- oxytocin
neurohormones (peptide)
insulinoma
insulin secreting tumour
where are hypothalamic/ posterior pituitary neurohormones synthesised
magnocellular neurons
complication of weight loss surgery
malnutrition DVT/PE anastomic leak infection vit and mineral deficiencies excess skin hair loss
6 types of hormones that affect growth
- GH
- oestrogen/ testosterone
- IGF-1
- thyroid
- glucocorticoids
- insulin
what could cause advanced bone ageing
- tall stature
- premature adrenarche
- overweight
- early puberty
- congenital adrenal hyperplasia
- overgrowth syndromes
function of satiety centre
promotes fullness by suppressing feeding centre
what effect does insulin have in NaKATPase activity
increases it
most useful body proportion measurement
difference between trunk and leg length
glucogenolysis
glycogen ->glucose
