emma - 1. Steriod hormones a) cannot diffuse through the...

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1. Steriod hormones a) cannot diffuse through the cell b) bind to receptors in the nucleus of the cell c) are proteins d) all of these b) bind to receptors in the nucleus of the cell 2. Hormones are released into the blood a) at relatively constant levels b) in response to a stimulus c) in a cyclic manner d) all of these d) all of these 3. What do all hormones have in common? a) they are made from amino acids b) they are bound to transport molecules in the blood c) they bind to and interact with a receptor in the target cell d) they use the second messenger mechanism to control the cell c) they bind to and interact with a receptor in the target cell 4. Parathyroid hormone (PTH) a) tends to inhibit osteoblasts b) decreases blood calcium levels c) allows the kidneys to retain calcium d) increases calcium excretion by the intestine a) tends to inhibit osteoblasts 5. Which of those hormones is NOT secreted by the adrenal cortex? a) cortisol b) androgens c) norepinephrine d) aldosterone b) androgens
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6. Thyroid hormone a) requires iodine for production b) is produced in the hypothalamus c) release is stimulated by melatonin d) all of these a) requires iodine of production 7. The hypothalamohypophysial portal system carries hormones from the a) anterior pituitary to the hypothalamus b) posterior pituitary to the hypothalamus c) hypothalamus to the anterior pituitary d) hypothalamus to the posterior pituitary o c) hypothalamus to the anterior pituitary o "hypothalamo"- starts at the hypothalamus o "hypophysial"- ends at the adenohypophysis (anterior lobe of the pituitary) 8. If fluid intake increases dramatically over a short time frame, a) ADH secretion increases b) ADH secretion decreases c) there is no effect on ADH secretion o b) ADH secretion decreases o ADH secretion is triggered by a rise in the solute concentration of the blood or a fall in BV/BP 9. Gonadotropin-releasing hormone (GnRH) regulates the release of a) prolactin and oxytocin b) FSH and LH c) estrogen and testosterone d) progesterone and prolactin b) FSH and LH 10.Glucagon a) primarily affects the liver
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b) causes glycogen to be stored c) decreases blood glucose d) all of these o a) primarily affects the liver o -is released when blood glucose is low and raises blood glucose levels by increasing the rates of glycogen breakdown and glucose release by the liver (takes glucogen out of storage and turns into glucose which then circulates in the bloodstream) 11.If a person who has diabetes mellitus fails to take insulin, which symptoms may appear? a) hyperglycemia b) acidosis c) lethargy d) all of these o d) all of these o -doesn't have enough (or any) insulin to take the glucose out of the bloodstream and put it into storage. A lot of glucose extreted through the urine. o
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emma - 1. Steriod hormones a) cannot diffuse through the...

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