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Endocrine System Review

Total questions: 40

Worksheet time: 33mins

Name
Class
Date
1.

Insulin works as an antagonist to _________ to help regulate blood sugar levels:

a)

oxytocin

b)

glucagon

c)

testosterone

d)

thyroid hormone

2.

Which is NOT a function of oxytocin?

a)

stimulation of uterine contractions

b)

stimulation of menstruation

c)

stimulation of breast milk ejection

d)

labor induction

e)

postpartum bleeding control

3.

The chemical messengers of the endocrine system are known as:

a)

stimuli

b)

neurons

c)

effectors

d)

hormones

4.

By causing the body to reabsorb sodium, Aldosterone regulates _______________.

a)

blood glucose

b)

blood calcium

c)

blood pressure

d)

blood pH

5.

The hormone that appears to regulate our circadian rhythms like our sleep-wake cycle is:

a)

thyroxine (T4)

b)

progesterone

c)

glucagon

d)

melatonin

6.

The secondary sex characteristics brought about by testosterone do NOT include:

a)

development of muscle mass

b)

deepening/lowering of the voice

c)

growth of facial hair

d)

development of heavier bones

e)

development of breasts

7.

Which of the following is NOT produced by the ANTERIOR lobe of the pituitary gland?

a)

thryoid stimulating hormone (TSH)

b)

oxytocin

c)

prolactin (PRL)

d)

luteinizing hormone (LH)

8.

The "fight or flight" response triggers the release of:

a)

growth hormone

b)

epinephrine

c)

melatonin

d)

prolactin (PRL)

e)

antidiuretic hormone (ADH)

9.

Which of these 2 hormones regulates calcium levels in the body?

a)

T3 and T4

b)

calcitonin and parathyroid hormone

c)

melatonin and glucocorticoids

d)

oxytocin and prolactin

e)

insulin and glucagon

10.

Using the image: Identify #1, the gland that produces melatonin which regulates when we sleep and wake.

a)

pituitary

b)

pineal

c)

pancreas

d)

parathyroid

11.

Using the image: Identify #2, the gland also known as the "master gland"

a)

pituitary

b)

adrenal

c)

pancreas

d)

thyroid

e)

pineal

12.

Using the image: Identify #3 the gland that is responsible for metabolism:

a)

adrenal

b)

pancreas

c)

thyroid

d)

parathyroid

e)

thymus

13.

Using the image: Identify #4, the small glands that produces a hormone that moves calcium from the bones into the blood stream.

a)

adrenal

b)

ovary

c)

teste

d)

pancreas

e)

parathyroid

14.

Using the image: Identify #5, the gland where T cell maturation for your immune system occurs.

a)

thyroid

b)

thymus

c)

testes

d)

adrenal

e)

pancreas

15.

Using the image: Identify #6 which consist of a cortex and medulla.

a)

pituitary

b)

adrenal

c)

ovary

d)

pancreas

e)

pineal

16.

Using the image: What is the name used to identify #8 and #9 together, the male and female sex organs.

a)

ovaries

b)

testes

c)

gonads

d)

sex hormones

17.

Using the image: Identify the gland that regulates blood sugar levels in the body.

a)

thyroid

b)

pituitary

c)

pancreas

d)

pineal

18.

Using the image: What is the gland represented by #8?

a)

adrenal

b)

ovaries

c)

testes

d)

pancreas

19.

The endocrine system is controlled by the hypothalamus which regulates the ______ gland:

a)

pineal

b)

thyroid

c)

pituitary

d)

parathyroid

20.

Most of the bodily processes in the body are controlled via:

a)

positive feedback

b)

negative feedback

c)

neural feedback

d)

neutral feedback

21.

OVER production of the thyroid hormone results in:

a)

Hypothyroidism

b)

Diabetes

c)

Hypoglycemia

d)

Hyperthryroidism

22.

Check for all that apply to an EXOcrine gland.

a)

have a duct

b)

be ductless

c)

secrete directly into the blood

d)

secrete onto a body surface

23.

An ENDOCRINE gland will:

a)

be ductless

b)

secrete directly into the blood

c)

produce hormones

d)

All answers are correct

24.

What two body systems are at work when "fight or flight" occurs?

a)

skeletal and muscular

b)

muscular and digestive

c)

nervous and endocrine

d)

endocrine and excretory

25.

What gland controls metabolic rate (metabolism) of controls the metabolic rate (metabolism) of the body?

a)

Pancreas

b)

Pituitary

c)

Thyroid

d)

Thymus

26.

What two words below are correctly paired?

a)

Pancreas - calcitonin

b)

Thyroid - parathyriod hormone

c)

Adrenal - cortisol

d)

Parathyroid - iodine

27.

Cortisol, important in proper stress reduction, is a secretion of what gland?

a)

pineal

b)

hypothalamus

c)

thryoid

d)

adrenal

28.

Adrenocorticotropic Hormone (ACTH) stimulates the adrenal _________ to secrete cortisol, which controls ____________.

a)

medulla, stress response

b)

medulla, blood calcium

c)

cortex, stress response

d)

cortex, blood calcium

29.

Which of the following hormones is secreted to initiate labor contractions?

a)

Prolactin

b)

Oxytocin

c)

Thymosin

d)

Melatonin

30.

Which hormone stimulates the secretion of Triiodothyronine (T3) and Thyroxine (T4)?

a)

Follicle Stimulating Hormone

b)

Calcitonin

c)

Thyroid Stimulating Hormone

d)

Progesterone

31.

____________ controls menstrual cycles in women.

a)

Prolactin

b)

Progesterone

c)

Pineal Gland

d)

Pituitary Gland

32.

Which hormone stimulates the production of eggs and sperm?

a)

Insulin

b)

Epinephrine

c)

Melatonin

d)

Follicle Stimulating Hormone

33.

Growth hormone is secreted by:

a)

The Anterior Pituitary

b)

The Pineal Gland

c)

The Pancreas

d)

The Thymus

34.

Labor during childbirth is an example of ____________ Feedback.

a)

Positive

b)

Negative

c)

Neutral

d)

Neural

35.

Regulation of blood sugar in the body is an example of ____________ Feedback.

a)

positive

b)

negative

c)

neural

d)

neutral

36.

Blood clotting is an example of ______ Feedback.

a)

positive

b)

negative

c)

neural

d)

neutral

37.

The Endocrine system works _________ and is ___________ compared to the Nervous System.

a)

faster; longer acting

b)

slower: longer acting

c)

faster: shorter acting

d)

slower; shorter acting

38.

Glucagon prevents blood levels from:

a)

becoming too high

b)

becoming too low

c)

stablizing

d)

none of the answers are true

39.

Ms. Jones DOES NOT have enough calcium in her daily diet. What is likely to happen based on that? Check all that are true.

a)

She will have strong bones

b)

She will have weak bones

c)

She will have excessive Calcitonin

d)

She will have excessive Parathyroid hormone

e)

She may develop osteoporosis

40.

I am ready for the test and will Ace it!

a)

True

b)

False