Endocrine Flashcards
are constantly synthesized and broken down
Receptors
Hormone types
Circulating and local hormones
act on neighboring cells
Paracrine
act on the same cell that secreted them
Autocrine
use transport proteins
Lipid-soluble
Lipid-soluble hormones are?
Steroid
Thyroid
Nitric oxide (NO)
circulate in “free” form
Water-soluble
Water-soluble
● Amine
● Peptide/ protein
● Eicosanoid
______ hormones bind to receptors inside target cells
Lipid-soluble (steroid)
_______ hormones bind to receptors on the plasma membrane
Water-soluble (non-steroid)
is a major link between nervous and endocrine system
Hypothalamus
Pituitary attached to hypothalamus by?
infundibulum
Anterior pituitary or aka?
adenohypophysis
Posterior pituitary or aka?
neurohypophysis
what gland is in charged in the release of hormones stimulated by releasing and inhibiting hormones from the hypothalamus
Anterior pituitary
regulated by negative feedback
Anterior pituitary
Hypothalamic hormones made by ____________ transported by____________
-neurosecretory cells
-hypophyseal portal system
Anterior pituitary hormones that act on other endocrine systems are called
tropic hormones
Human growth hormone (hGH) aka?
Somatostatin
Stimulates secretion of insulin-like growth factors (IGFs)
that promote growth, protein synthesis
Human growth hormone (hGH) or somatostatin
promote growth, protein synthesis
insulin-like growth factors (IGFs)
Thyroid-stimulating hormone (TSH) or aka?
thyrotropin
Stimulates synthesis and secretion of thyroid hormones by thyroid
Thyroid-stimulating hormone (TSH) or thyrotropin
what hormone?
Ovaries initiates development of oocytes, testes stimulates
testosterone production
Follicle-stimulating hormone (FSH)