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The endocrine system

Total questions: 29

Worksheet time: 29mins

Name
Class
Date
1.

The endocrine system provides a __________ system of communication. Fill in gap:

a)

Electrical

b)

Chemical

c)

Electrical and chemical

2.

The endocrine system comprises of organs in the body called (a)  

3.

Endocrine glands secrete chemicals called (a)   into the blood stream.

4.

Which of the following statements is true?

a)

Hormones travel to all endocrine glands where they bind to receptors.

b)

Hormones travel to target sites where they can bind to all the receptors.

c)

Hormones travel to target sites where they bind to specific receptors.

d)

Hormones travel to all endocrine glands where they bind to specific receptors.

5.

Which of the following statements about the endocrine system is true?

a)

It provides a chemical system of communication.

b)

It comprises of glands

c)

It communicates through the blood stream.

d)

It secretes hormones

e)

It communicates via neurotransmitters

6.

The (a)   gland is often called the master gland.

7.

The pituitary gland is located:

a)

Above the kidneys

b)

In the brain

c)

In the reproductive system

8.

Which of the following statements about the pituitary gland are true?

a)

It secretes hormones that trigger other glands to secrete their hormones

b)

It is located above the kidneys

c)

It secretes the growth hormone to promote growth and muscle mass.

d)

It secretes the hormone melatonin which induces tiredness and regulates the sleep/wake cycle.

9.

Moe is unusually tall. What endocrine gland might be involved in explaining Moe's height?

a)

Pineal gland because it secretes growth hormone.

b)

Adrenal gland because it secretes growth hormone.

c)

Pituitary gland because it secretes growth hormone.

10.

The adrenal glands are located:

a)

In the brain

b)

In the reproductive system

c)

Above the kidneys

11.

Which of the following statements about the adrenal glands is correct?

a)

The adrenal cortex secretes adrenaline

b)

The adrenal medulla secretes adrenaline

c)

The adrenal cortex secretes cortisol

d)

The adrenal medulla secretes cortisol

12.

Which hormone produces the physiological changes in the fight or flight response?

a)

Melatonin

b)

Cortisol

c)

Adrenaline

d)

Testosterone

13.

Which statement is correct?

a)

Cortisol is associated with long-term stress while adrenaline is associated with short-term stress

b)

Adrenaline is association with long-term stress while cortisol is associated with short-term stress

14.

The outer surface of the adrenal gland is called the adrenal (a)  

15.

The inner core of the adrenal glands is called the adrenal (a)  

16.

Where is the pineal gland located?

a)

In the brain

b)

In the reproductive system

c)

Above the kidneys

17.

The pineal gland secretes the hormone called (a)  

18.

The hormone called (a)   induces tiredness to regulate the sleep/wake cycle.

19.

Higher levels of melatonin would be associated with:

a)

The fight or flight response

b)

Feminine behaviours

c)

Tiredness

d)

Growth of muscle mass

20.

Which of the following statements about the pineal gland are correct?

a)

It is located in the brain

b)

It secretes the growth hormone

c)

It helps regulate the sleep/wake cycle

d)

It promotes growth and muscle mass

e)

It secretes melatonin

21.

Ovaries are glands that form part of the _________ reproductive system:

a)

Male

b)

Female

22.

Testes are glands that form part of the _________ reproductive system:

a)

Male

b)

Female

23.

Testes secrete the hormone called (a)  

24.

Ovaries secrete the hormone called (a)  

25.

Oestrogen is a hormone that helps to develop:

a)

Female sex characteristics e.g. breast growth

b)

Male sex characteristics e.g. facial hair

c)

Masculine behaviours e.g. aggression

d)

Feminine behaviours e.g. increased empathy

26.

Testosterone is a hormone that helps to develop:

a)

Female sex characteristics e.g. breast growth

b)

Male sex characteristics e.g. facial hair

c)

Masculine behaviours e.g. aggression

d)

Feminine behaviours e.g. increased empathy

27.

Which of the following differences between the nervous system and endocrine system are correct?

a)

The nervous system uses electrical and chemical signals to communicate whereas the endocrine system communicates via chemicals.

b)

The endocrine system is faster than the nervous system because it relies on blood flow.

c)

The effects of the endocrine system are longer lasting than the effects of the nervous system.

d)

The effects of the nervous system are more widespread than the effects of the endocrine system

28.

What is the fastest system in the body?

a)

The endocrine system

b)

The nervous system

c)

They are both equally as fast as each other

29.

The effects of the endocrine system are longer lasting than the nervous system because hormones are not broken down as quickly as (a)