Endocrine Question Bank

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Chapter 18

What is not a function of a hormone

Produces electrolytes

When a hormone is present in excessive levels, the number of target-cell receptors may decrease. This is called _____

down regulation.

A type of hormone that acts on neighboring cells without entering the bloodstream

both 1 and 2 (local hormone and paracrine)

Which of the following are a group of lipid-soluble hormones derived from cholesterol?

Steroids

Which of the following is an eicosanoid:
1. Prostaglandin
2. Leukotriene
3. Glycoprotein

Both 1 and 2

Which of the following statements correctly compares water-soluble hormones with lipid-soluble hormones?

Only water-soluble hormones use second messengers

When one hormone opposes the action of another hormone, it's called a(n)

antagonistic affect

Which of the following is not a common method of stimulating hormone secretion from an endocrine cell?

Mechanical stretching of the endocrine cell

What controls hormone release from the anterior pituitary gland?

Hormones released from the hypothalamus

Which of the following anterior pituitary hormones stimulates general body growth

Growth hormone

Which of the following anterior pituitary hormones stimulates milk production?

Prolactin

Which of the following anterior pituitary hormones stimulates the adrenal cortex to secrete cortisol?

Adrenocorticotropic hormone

Which of the following anterior pituitary hormones stimulates the gonads to secrete progesterone and/or testosterone?

Luteinizing hormone

The pars distalis and the pars tuberalis comprise the

anterior pituitary gland

How many hormones do the five types of anterior pituitary cells secrete?

7

Which type of anterior pituitary cell secretes human growth hormone?

somatotrophs

Which of the following pairs of hormones are secreted by the posterior pituitary gland?

oxytocin and antidiuretic hormone

The amount of ADH that is secreted by the posterior pituitary glands varies with

blood osmotic pressure

Which of the following hormones opposes the action of parathyroid hormone?

Calcitonin

Which of the following statements does not describe a step in the synthesis and secretion of T3 and T4?

Synthesis of calcitonin

Parathyroid hormone is the major regulator of the plasma concentration of which of the following ions?

calcium

Which of the following conditions would result from hyposecretion of aldosterone?

Dehydration

Which of the following is not a common effect of glucocorticoid stimulation?

Increased production of all types of blood cells

Which blood glucose lowering hormone is produced by the pancreatic islet cells?

Insulin

Which of the following hormones promotes increases in the basal metabolic rate?

Thyroid hormone

Which of the following hormones are released in response to decreases in blood glucose concentration?

Glucagon

Which of the following hormones play key regulatory roles in the body's long-term response to stress?

cortisol hGH, thyroid hormone

Which of the following is not a common response of the body to long-term stress?

Increased digestive activities

Which of the following hormones is an
amine hormone derived from serotonin?

Melatonin

Which hormonal influence on the muscular system is correctly described?

Epinephrine helps increase blood flow to exercising muscle

Which of the following is a protein hormone produced by the testes that inhibits secretion of follicle-stimulating hormone by the anterior pituitary gland?

Inhibin

Which of the following hormones commonly increases in the plasma of older individuals due to an inadequate dietary intake of calcium?

Parathyroid hormone

All of the following hormones are produced and secreted by the ovaries except:

follicle-stimulating hormone

Which of the following is an example of a hormone that is secreted from an endocrine gland in response to a chemical change in the blood?

All. (parathyroid hormone release from pth gland
insulin release from pancreas
glucagon release from pancreas
ADH release from the posterior pituitary gland

Since insulin released from the pancreas is carried in the bloodstream to distant target cells, it is considered to be a(n)

circulating hormone

Which of the following is not a common characteristic of an exocrine gland?

Its secretory products are carried in body fluids to distant target cells

Which of the following is not an exocrine gland?

Sebaceous

Endocrine tissues that secrete steroid hormones are derived from

mesoderm

Which of the following germ layers does the adrenal medulla develop from during embryonic development?

Ectoderm

Which of the following germ layers does the thyroid gland develop from during embryonic development?

endoderm

Which of the following layers does the anterior pituitary gland develop from during embryonic development?

Ectoderm

Leptin is a hormone produced by the

adipose tissue

Human chorionic gonadotropin (hCG) is produced by the

placenta

All prostaglandins are derived from a 20-carbon precursor molecule called:

arachidonic acid

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