Exam 18: Principles of Endocrinology - the Central Endocrine Glands

A hormone that has as its primary function the regulation of hormone secretion by another endocrine gland is classified functionally as a(n):​

The posterior pituitary consists of neuronal terminals plus glial-like supporting cells known as __________.​

What is the most abundant chemical category of hormone?​

Discuss estrogen in terms of target cells and major functions.

Gonadotropes secrete two hormones that act on the gonads: __________ and luteinizing hormone.​

Hydrophilic peptides most commonly are inactivated by __________ of peptide bonds.​

A hormone can influence the activity of another hormone at a given target cell in one of three ways:​

What nutrient is the most important factor for musculoskeletal growth?

To exert its metabolic effects,growth hormone binds directly with its target organs,namely,__________ tissue,skeletal muscles,and __________.

What is the most dramatic effect of growth hormone on the skeleton?​

All hormones are eventually inactivated by enzymes in the pancreas,kidneys,lymph,or target cells.​

What anterior pituitary cells secrete growth hormone?​

Melatonin inhibits the hormones that stimulate:

The major control for hypothalamic-induced release of vasopressin from the anterior pituitary is input from hypothalamic receptor cells.​

Figure 18-3 Use the figure above (Figure 18-3)to answer the corresponding questions.​ -Which number in the figure represents the posterior lobe of the pituitary gland?​

Somatomedins have been renamed:

How many different hormones are secreted by the anterior pituitary?​

The most abundant form of thyroid hormone secreted by the thyroid gland is __________,but the most powerful form of thyroid hormone in the blood is __________.​

__________ feedback exists when the output of a system counteracts a change in input.

__________,a protein found in a special type of retinal ganglion cell,is the receptor molecule for light that keeps the body in tune with external time.