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Endocrine System

Total questions: 20

Worksheet time: 11mins

Name
Class
Date
1.

Hormone regulation operates under which type of feedback mechanism?

a)

positive feedback

b)

negative feedback

c)

zero feedback

d)

Hormones are not regulated

2.
If you have diabetes, you most likely have a problem with this hormone.
a)
ADH
b)
Glucagon
c)
Insulin
d)
PTH
3.

These release testosterone, which controls changes in a male's body and regulates sperm production.

a)

Ovaries

b)

Target Cells

c)

Parathyroids

d)

Testes

4.
Where are the adrenal glands located?
a)
One on each side of the larynx
b)
On top of the kidneys
c)
Behind the orbital bone
d)
The inner ear
5.

What type of product is secreted by endocrine glands?

a)

Sweat

b)

Hormones

c)

Saliva

d)

Tears

6.
Letter I is pointing to
a)
Testes
b)
Oviducts
c)
Ovaries
d)
Adrenals
7.

The gland labeled 4 in the diagram is?

a)

the thymus gland

b)

the thyroid gland

c)

the parathyroid glands

d)

the adrenal glands

8.

What hormone is responsible for the "fight or flight" response?

a)

Testosterone

b)

Cortisol

c)

Adrenaline

d)

Parathyroid Hormone

9.

Controls calcium levels in the blood

a)

Parathyroid Hormone

b)

Thyroxine

c)

Insulin

d)

Oestrogen

10.

A gland that is 'ductless' is called an

a)

Endocrine Gland

b)

Exocrine Gland

11.

Hormones are secreted into the blood by

a)

Diffusion

b)

Osmosis

c)

Active Transport

12.

Many hormones are made of

a)

Protein

b)

Fat

c)

Carbohydrate

d)

Water

13.

The Islets of Langerhans are located

a)

in the pancreas

b)

on the kidneys

c)

behind the thyroid

d)

in the brain

14.

Which hormone controls the metabolic rate of body cells?

a)

Thyroxine

b)

Adrenaline

c)

Insulin

d)

Testosterone

15.

An underactive thyroid means producing

a)

too much thyroxine

b)

too little thyroxine

16.

Select all the symptoms that could apply if a person had an underactive thryoid

a)

Overweight

b)

High blood pressure

c)

Depression

d)

Little Energy

e)

Trouble Sleeping

17.

Transmission is usually very slow

a)

Nerve Action

b)

Hormone Action

18.

Action is usually brief

a)

Nerve Action

b)

Hormone Action

19.

Message is electrical

a)

Nerve Action

b)

Hormone Action

20.

Treatment for an overactive thyroid is

a)

Hormone Supplement

b)

Surgery to reduce the size of thyroid gland