Once a structure is fully grown and mature, it will probably - Customer Answers down-regulate
its receptors for growth hormone, as it no longer needs to continue to grow at a fast rate.
In response to excessive amounts of hormone, a target cell may reduce its number of receptors
for that hormone. This is an example of - Customer Answers down-regulation.
The release of hormones from the adrenal medulla is stimulated by - Customer Answers the
sympathetic division of the autonomic nervous system.
The pituitary gland is located _________ to the hypothalamus and is connected by the ________.
- Customer Answers inferior, infundibulum
Protein hormones are - Customer Answers water-soluble.
Which type of hormone requires a carrier protein in the blood? - Customer Answers Lipid-
soluble hormone
The pancreas is located ________ to the stomach, and it lies between the duodenum and the
________. - Customer Answers posterior, spleen
Most hormones are made of chains of amino acids and are therefore - Customer Answers
proteins.
When the effects of one hormone reinforce the activity of another hormone on the same target
cell, the interaction is said to be - Customer Answers synergistic.
Which is not characteristic of the endocrine system? - Customer Answers Recovery time: rapid,
immediate return to prestimulation level
The part of the brain that functions as a "master control center" of the endocrine system is the -
Customer Answers hypothalamus.
Where are the target cells for follicle-stimulating hormone? - Customer Answers Ovaries and
testes
Damage to the liver might impair the enzymatic degradation of some hormones. The levels of
such hormones in the blood would therefore be expected to - Customer Answers increase.
Growth hormone is secreted by __________ cells in the anterior pituitary. - Customer Answers
somatotropic