When the activity of one hormone requires that of a second hormone, the interaction is said to be _________.

The alpha cells of the islets of Langerhans in the pancreas secrete ________________ . _______

The adrenal cortex has three zones (zonas) for layers, and the middle layer is called the zona F or zona _____________________ . _______

The adrenal medulla secretes the “fight-or-flight” hormones epinephrine and _______________ . _______

Within the infundibulum, the axons from neurons extending into the posterior pituitary are known as the

BONUS List 10 major endocrine glands[Unscramble]. O T H A L A H Y P M U ST E R I A N O R.   pituitaryposterior T U I T P I A R Y R E N A D A L  medulla Adrenal R T E C O X Y R O T H I D A T H Y PA R R O I D N C R E P A A S N A G O D S N E A P I L

The category of hormones that is found in the middle layer of the adrenal cortex (Zona F) are the __________________________ . _______

The hypothalamic hormone that triggers the release of adrenocorticotropic hormone (ACTH)is

The “sacs” of the thyroid gland containing colloid are called thyroid [L.folliculus, little bag]  _________________ . _______

Intracellular signaling pathways within target cellsare organized such that