Chapter 7 RQ

Rise in the concentration of solutes in the blood or a fall in the blood volume will cause the release of

ADH

Which hormone's secretion promotes the loss of sodium ions and water by the kidneys and inhibits renin release?

ANP (atrial natriuretic peptide) acts acutely to reduce plasma volume by at least 3 mechanisms: increased renal excretion of salt and water, vasodilation, and increased vascular permeability. ... Thus ANP-induced increases in endothelial permeability may be critical to the ability of ANP to lower arterial blood pressure.

Which of the following is NOT a difference between the somatic and autonomic nervous systems?

reflex arcs

High thyroid-stimulating hormone (TSH) concentration in the blood indicates ________.

Low TH. Metabolism is happening....more thyroid hormone needed? The TSH level in your blood reveals how much T4 your pituitary gland is asking your thyroid gland to make. If your TSH levels are abnormally high, it could mean you have an underactive thyroid, or hypothyroidism. ... If you're making too much thyroid hormone, your TSH will go down.

Which of the following occurs from spinal segments T1 to L2?

Sympathetic preganglionic fibers join the ventral root of each spinal nerve?

Iodine is extremely important in the formation of what hormone?

T4

Which of the following is NOT a response to increased levels of parasympathetic activity?

decreased blood levels to digestive tract

Which of the following would NOT be a consequence of damage to pancreatic beta cells?

increased triglyceride sytnehssi

Diabetes mellitus metabolically mimics starvation in that

lipids and proteins are being metabolized for energy.

Which of the following organs is NOT considered to have a secondary endocrine function (organs not traditionally regarded as endocrine glands)?

pancreas Ones that do are: kidney, adipose tissue, intestines

The effects of neurotransmitters released by the modified neurons of the adrenal medullae resemble those produced by stimulation of ________.

sympathetic postganglionc neurons pg 377