Which of the following statements about steroid and non-steroid hormones is false?a. Non-steroid hormones typically act through second messengers such as cAMP.b. Non-steroid hormones are not lipid soluble and cannot enter the target cell.c. Steroid hormones act usually slower than non-steroid hormones.d. Cortisol and aldosterone are non-steroid hormones that are produced by the cortex of the adrenal gland

All of the following occur during a stress response EXCEPT     a. the parasympathetic branch of the autonomic nervous system is activated.     b. the adrenal gland releases steroid hormones.     c. an increased output of the heart increases blood flow to the muscles.     d. glucose is made available for energy, due to the effects of epinephrine.   Which of the following is NOT true of axons?     a. They can vary greatly in length     b. Under normal circumstances, they carry information toward the soma     c. Some of them are covered with myelin sheaths     d. They release chemicals that cross the synapse

Which of the following does NOT increase cortisol? A.stressors B.sleep-deprivation C.inflammation D.exercise

This gland is the link between the nervous and endocrine systems.   Select one: a. hypothalamus b. pituitary c. thyroid d. thalamus

Which of the following release a hormone that tells the adrenal cortex to release cortisol? a. hypothalamus b. anterior pituary c. posterior pituitary

Which of the following is a property common between endocrine hormones, paracrine hormones, and pheromones? A. They all operate internally within an organism to stimulate different cellular responses. B. They are all secreted by dedicated glands within the endocrine system. C. They are all water-soluble hormones D. Both A and B E. None of the above

Match the hormones from the thyroid gland with their descriptions. (1) thyroxine (2) triiodothyronine (3) calcitonin A. most potent at controlling metabolism B. regulates blood calcium C. has four iodine atoms

Hormone X appears to regulate the blood concentration of chemical Y via a negative feedback loop. a. Predict what happens to the secretion of hormone X when the blood concentration of chemical Y decreases. b. What effect will this likely have on the blood concentration of chemical Y?c. Predict what happens to the secretion of hormone X when the blood concentration of chemical Y increases.

Which of the following is not a function of the endocrine system? A. Contributes to homeostatic feedback loops. B. Produces quick effects through electrochemical mechanisms. Shy C. Alters the metabolic activities of many different target tissues and organs. D. Releases chemicals into the bloodstream for distribution throughout the body.

Which of these is not a means by which hormones are eliminatedfrom the circulatory system?a. excreted into urine or bileb. bound to binding proteinsc. enzymatically degraded in the blood (metabolism)d. actively transported into cellse. conjugated with sulfate or glucuronic acid