Abdominal Hormones Questions

mwhyett's version from 2016-05-25 22:15


Question Answer
GastrinSecreted by the stomach due to presence of food. Stimulates the production of HCL.
CholecystokininSecreted by the duodenum due to presence of chyme. Stimulates gallbladder to contract and release bile.
ErythropoietinSecreted by the kidney due to low blood oxygen levels. Stimulates red bone marrow to produce red blood cells.
CalcitolSecreted by the kidney. Promotes calcium absorption in the gut.
Anti-diuretic hormone (ADH)Secreted by the pituitary gland. Increases permeability of the distal convoluted tubule and collecting duct to water.
AldosteroneSecreted by the adrenal gland. Increases sodium reabsorption in the nephron.
OestrogenSecreted by the ovarian follicle under influence of LH and FSH. Prepares endometrium for potential implantation.
ProgesteroneSecreted by the corpus luteum. Maintains preparation of endometrium for implantation.
Luteinising hormone (LH)Secreted by the pituitary gland. Works with FSH to stimulate follicle development. In males, it stimulates sperm production and maturation. In females, it triggers ovulation.
Follicle stimulating hormone (FSH)Secreted by the pituitary gland. Works with LH to stimulate oestrogen production. In males, it stimulates the production of sperm.
OxytocinSecreted by the pituitary gland. Stimulates contraction of alveoli in the breast to commence lactation.
TestosteroneSecreted by the pituitary gland. Due to presence of LH and FSH. Required for spermatogenesis.
Human chorionic gonadotrophin (hCG)Secreted by cells in a (fertilised) placenta. Supports corpus luteum by maintaining endometrial lining therefore pregnancy.

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