Endocrine System Drills (Multiple Choice)

Question 1

Which system produces chemical messengers known as hormones?

Question 2

Which of the following hormones is NOT classified as a steroid hormone?

Question 3

Which one of the following is NOT typical of the changes that follow the binding of a hormone?

Question 4

Prostaglandins are ___.

Question 5

Being lipid soluble, steroids can do all the following EXCEPT ___.

Question 6

Most hormones are ___.

Question 7

Most endocrine organs are prodded into action by other hormones; this type of stimulus is called ___.

Question 8

Tropic hormones ___.

Question 9

Growth hormone ___.

Question 10

Which one of the following is NOT an anterior pituitary hormone?

Question 11

The hormone that stimulates follicle development by female ovaries and sperm development by male testes is ___.

Question 12

Hypersecretion of growth hormone after long bone growth has ended (as an adult) is called ___.

Question 13

Releasing and inhibiting hormones produced by the hypothalamus influence the activities of the ___.

Question 14

An enlargement of the thyroid gland resulting from a deficiency of dietary iodine is called ___.

Question 15

Which one of the following is NOT a function of oxytocin?

Question 16

Diabetes insipidus is caused by hyposecretion of___.

Question 17

Which of these hormones prods the thyroid gland to release thyroxine?

Question 18

Alcohol inhibits the secretion of ___.

Question 19

The thyroid gland is located ___.

Question 20

The body’s major metabolic hormone is called ___.

Question 21

The element necessary in the diet for proper thyroid function is ___.

Question 22

Hyposecretion of thyroxine in childhood leads to a disease known as ___.

Question 23

Which of these hormones regulate calcium levels in the body?

Question 24

Which hormone, released by the heart, prevents aldosterone release in order to lower blood pressure?

Question 25

Which of these hormones is released by the adrenal medulla?

Question 26

Rising blood levels of aldosterone cause the kidney tubules to

Question 27

Tetany resulting from uncontrolled muscle spasms may indicate a malfunction of the ____.

Question 28

The enzyme produced by the kidneys when blood pressure drops, stimulating a release of aldosterone, is called ___.

Question 29

Glucocorticoids do all of the following EXCEPT___.

Question 30

Hyposecretion of the adrenal cortex hormones results in skin bronzing, feeling of burn-out, and suppression of the immune system; this condition is known as ___.

Question 31

The “fight-or-flight” response triggers the release of ___.

Question 32

Which one of the following is NOT an action of the catecholamines?

Question 33

Insulin is produced by cells of the pancreatic islets called ___.

Question 34

Which of the following hormones decreases blood glucose levels?

Question 35

The pancreas is located ___.

Question 36

Which one of the following is NOT a sign of diabetes mellitus?

Question 37

The pineal gland produces ___.

Question 38

The hormone that appears to help regulate our sleep-awake cycles is ___.

Question 39

The hormone responsible for the maturation of white blood cells known as T lymphocytes is ___.

Question 40

Estrogens do all of the following EXCEPT ___.

Question 41

Which of the following is NOT an effect of testosterone?

Question 42

Sex hormones produced by the ovaries and testes ___.

Question 43

The cells in the testes that produce testosterone are called ___.

Question 44

Which hormone is produced by the placenta that stimulates the ovaries to continue producing estrogen and progesterone?

Question 45

Cholecystokinin (CCK) and secretin are two hormones produced by the ___.

Question 46

How are the nervous system and endocrine system similar?

Question 47

Increasing levels of blood glucose stimulate the release of insulin. This type of stimulation is known as ___.

Question 48

When blood glucose levels increase, a hormone called insulin is released from endocrine cells in the pancreas. The role of insulin is to return blood glucose levels to normal. Which part of this negative feedback loop is the stimulus?

Question 49

What connects the hypothalamus and pituitary gland?

Question 50

What is delivered over the hypothalamic-hypophyseal portal system?

Question 51

What hormones are made by the posterior pituitary?

Question 52

What does thyrotropin-releasing hormone target?

Question 53

Which of the following is a gonadotropin?

Question 54

Which of the following is NOT a main effect of the thyroid hormones?

Question 55

Place the following hormones in the correct order of their control, from first tier to third tier.

Question 56

Edna complains of weight gain, cold intolerance, and low blood pressure. What disorder do her symptoms match?

Question 57

Under normal conditions, what is the response to an increase in thyrotropin-releasing hormone (TRH)?

Question 58

What stimulates the release of parathyroid hormone (PTH)?

Question 59

What is NOT an effect of parathyroid hormone (PTH)?

Question 60

Harrie has recurring kidney stones. Which hormone should be checked for normal levels?

Question 61

From superficial to deep, the three layers of the adrenal cortex are ___.

Question 62

What hormones are produced by zona glomerulosa of the adrenal cortex?

Question 63

Excess cortisol could result in___.

Question 64

The effects of norepinephrine and epinephrine have nearly the same effects as the neurotransmitters of the ___.