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Endocrine System

Total questions: 45

Worksheet time: 28mins

Name
Class
Date
1.

A nurse is reviewing the laboratory tests for a client who has suspected hyperthyroidism. An elevation of which of the following values is the most accurate diagnostic indicator that a client is experiencing a hyperthyroid state?

a)

T3

b)

VMA

c)

TSH

d)

TRH

2.

The Endocrine system is composed of what?

a)

a group of organs and glands that produce hormones.

b)

hormones

c)

organs

d)

glands

3.

A group of cells that gives off or secretes chemicals?

a)

Vein

b)

Gland

c)

Artery

d)

All the above

4.
Why is the pituitary the "master gland"?
a)
Its hormones affect other glands.
b)
Its hormones can replicate the actions of other hormones.
c)
All hormones start as immature pituitary hormones.
d)
Its hormones control reproduction.
5.
Which of the following glands produces estrogen?
a)
Pineal
b)
Pituitary
c)
Ovary
d)
Adrenal
6.
Growth Hormone is released from 
a)
pituitary gland
b)
thymus 
7.
What is gland #3?
a)
Adrenal Gland
b)
Pancreas
c)
Ovaries
d)
Testes
8.
Letter E is pointing to
a)
Thymus
b)
Pineal Gland
c)
Adrenal
d)
Parathyroids
9.
Letter B is pointing to
a)
Thymus
b)
Pineal Gland
c)
Adrenal
d)
Parathyroids
10.

What does endocrine mean?

a)

secretions released outside the body

b)

electrical information sent within the body

c)

secretions released inside the body

d)

particles sent between adjacent cells

11.

Calcitonin decreases calcium in the blood while Parathyroid hormone works antagonistically. What is the function of PTH (Parathyroid Hormone)?

a)

To increase the amount of calcium in the blood so that it is available for the bones

b)

To decrease the amount of calcium in the blood so that it is available for the bones

c)

To break down bones to release calcium into the blood

d)

To build up bones

12.

Regulates the activities of other glands

a)

ovaries

b)

testes

c)

thymus

d)

hypothalamus

13.

Development of immune system

a)

adrenals

b)

parathyroid

c)

thymus

d)

testes

14.

What is a hormone?

a)

a chemical messenger

b)

a blood cell

c)

a nerve cell

d)

a skeletal cell

15.

The process by which an organism’s internal environment is kept stable in spite of changes in the external environment.

a)

Positive Feedback

b)

Negative Feedback

c)

Homeostasis

d)

Targeted Cells

16.

The chemical product of an endocrine gland.

a)

Homeostasis

b)

Hormone

c)

Nerve Cell

d)

Neurotransmitter

17.

Letter I is pointing to

a)

Testes

b)

Oviducts

c)

Ovaries

d)

Adrenals

18.

Type 1 and Type 2 diabetes are the same?

a)

True

b)

False

19.

Thyroid hormone acts on almost all the cells in the body?

a)

True

b)

False

20.

Hormone regulation operates under which type of feedback mechanism?

a)

positive feedback

b)

negative feedback

c)

zero feedback

d)

Hormones are not regulated

21.

All of the following are endocrine organs EXCEPT

a)

thyroid gland

b)

hypothalamus

c)

adrenal glands

d)

lymph nodes

22.

Which structure within the brain controls the pituitary gland?

a)

the pineal gland

b)

thymus gland

c)

thyroid gland

d)

hypothalamus

23.

Which hormone induces a positive feedback mechanism by causing increasing frequency of contractions during childbirth

a)

prolactin

b)

progesterone

c)

oxytocin

d)

estrogen

24.

Which hormone regulates water balance by reducing the amount of water leaving the body

a)

aldosterone

b)

antidiuretic hormone

c)

growth hormone

d)

thyroxine

25.

which hormone causes the stomach to produce acid to digest food?

a)

secretin

b)

glucagon

c)

gastrin

d)

insulin

26.

This hormone maintains circadian rhythms and is most active during sleep

a)

melanin

b)

melatonin

c)

Thymic factor hormone

d)

Thyroid stimulating hormone

27.
This hormone from the pancreas causes cells to take up glucose from the bloodstream.
a)
Insulin
b)
Glucagon
c)
Cortisol
d)
Epinephrine
28.
What is the fight or flight hormone?
a)
Cortisol 
b)
Epinephrine and Norepinphrine 
c)
Testorerone 
d)
Aldosterone 
29.
In a lactating mammal, the two hormones that promote milk synthesis and milk release, respectively, are___.
a)
prolactin and calcitonin.
b)
prolactin and oxytocin.
c)
follicle-stimulating hormone and luteinizing hormone.
d)
luteinizing hormone and oxytocin.
30.
Once you reach adulthood, this gland becomes mostly adipose tissue and still produces some immune cells:
a)
Thalamus
b)
Thymus
c)
Thyroid 
d)
Parathyroid 
31.
The parathyroid:
a)
Secretes hormones that control metabolism
b)
Is the large butterfly-shaped gland surrounding the larynx
c)
Secretes insulin and glucagon
d)
Secretes hormones that regulate calcium (Ca+) levels 
32.
The thymus:
a)
Produces thymosin, which "matures" T-cells in the immune system
b)
Produces T3 and T4, both of which act to control metabolism
c)
Secretes hormones that control calcium levels 
d)
Does nothing, and isn't worth mentioning
33.
Which hormone does the pancreas secrete in response to a DROP in blood glucose levels? 
a)
Insulin 
b)
Trypsin
c)
Glucagon
d)
Adrenalin 
34.
Other than estrogen, what other hormone is secreted by the ovaries that control secondary female sex characteristics? 
a)
Testosterone 
b)
Adrenaline 
c)
Human Growth Hormone
d)
Progesterone 
35.
Adrenalin is produced by which part of the adrenal glands? 
a)
Medusa 
b)
Medulla
c)
Cortex
d)
Kidney 
36.

Which gland secrets hormones that control blood sugar levels as well as many processes of digestion?

a)

Pituitary

b)

Testes

c)

Thyroid

d)

Pancreas

37.

Which gland produces these hormones: growth hormone, prolactin, ACTH, TSH, FSH, LH?

a)

anterior pituitary

b)

posterior pituitary

c)

parathyroid

d)

adrenal

38.

What form of diabetes results from the body not being able to utilize the insulin it produces?

a)

type 1

b)

type 2

c)

type 3

d)

gestational diabetes

39.

What hormone causes metabolism to increase?

a)

thyroxine

b)

growth hormone

c)

FSH

d)

LH

40.

How are hormones transported throughout the body?

a)

through the bloodstream

b)

through prostaglandins

c)

through the nervous system

d)

hormones do not travel through the body

41.

What are the two main types of hormones?

a)

steroid

b)

non steroid

c)

prostaglandins

d)

prolactin

42.

What hormone cause the kidneys to reduce water excretion?

a)

aldosterone

b)

adrenal androgens

c)

antidiuretic hormone

d)

insulin

43.

What hormone sustains milk production after birth?

a)

prolactin

b)

glucagon

c)

growth hormone

d)

calcitonin

44.

What hormone promotes the formation of glycogen from glucose?

a)

glucagon

b)

calcitonin

c)

growth hormone

d)

aldosterone

45.

What hormone stimulates the increase in size and rate of division of body cells?

a)

growth hormone

b)

aldosterone

c)

calcitonin

d)

LH