Exam 5: The Central Nervous System

Which of the following statements applies to the posterior pituitary?

Hormones are classified into which of the following three types?

Hydrophilic hormones exert their effects primarily by activating second-messenger systems within their target cells.

The main control normally determining the plasma concentration of a particular hormone is its rate of inactivation and excretion.

Most hormone secretion is regulated by some form of ____________________ feedback.

Cellular hypertrophy is accomplished by increased cell division.

Growth hormone secretion increases markedly about an hour after the onset of deep sleep.

Which of the following statements correctly describes tropic hormones?

Match the hormones, labelled a. through f., with their activities. (Options may be used more than once or not at all.) a.vasopressin b.oxytocin c.TSH d.ACTH e.growth hormone f.GnRH -stimulates secretion of thyroid hormone

Growth hormone signals which of the following parts in a long bone to influence its length?

Which of the following is NOT a correct association?

The anterior pituitary is involved in the regulation of reproduction.

Match posterior and anterior pituitary, labelled a. through c., with their features. (Options may be used more than once or not at all.) a. applies to the posterior pituitary b. applies to the anterior pituitary c. applies to both the posterior and the anterior pituitary -composed of glandular tissue

All the blood supply to the anterior pituitary gland must first pass through the ____________________ of the brain.

Hypophysiotropic hormones are secreted into the systemic circulatory system.

All hormones secreted by the hypothalamus and anterior pituitary gland are peptides.

The posterior pituitary secretes LH.

Which of the following statements correctly describes hormones?

TRH controls the release of ____________________.

Describe circadian rhythms and the mechanisms thought to control them.