Oxytocin Is

Multiple Choice

Oxytocin is:

A) synthesized by the somatotropic cells of the adenohypophysis and is stored within intracellular granules.
B) released upon stimulation of cell bodies in the hypothalamic paraventricular nucleus.
C) found in the pituitary gland but is mostly localized in the catecholamine-synthesizing cells of the adrenal medulla.
D) the principal hormone that controls the initiation and maintenance of lactation.