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BODY SYSTEMS

Total questions: 76

Worksheet time: 53mins

Name
Class
Date
1.

What is the circulatory system?

a)

It is a group of organs which perfom nutrition.

b)

It is a group of organs which perform circulation.

c)

It is a group of organs which perform respiration.

d)

It is a group of organs which perfom revolution.

2.

What is circulation?

a)

It is the process by which blood is moved around the body.

b)

It is the process by which carbon dioxide is moved around the body.

c)

It is the process by which waste is moved around the body.

d)

It is the process by which oxygen is moved around the body.

3.

What are the main organs of the circulatory system?

a)

The heart and the the lungs.

b)

The heart and the blood vessels (arteries, trachea and capillaries).

c)

The heart and the blood vessels (arteries, veins and capillaries).

d)

The heart and the blood vessels (arteries, veins and bronchi).

4.

What is the function of blood?

a)

The function of blood is to carry oxygen, waste and other nutrients to all the cells in the human body.

b)

The function of blood is to carry oxygen, water and other nutrients to all the cells in the human body.

c)

The function of blood is to carry carbon dioxide, waste and other nutrients to all the cells in the human body.

d)

The function of blood is to carry only oxygen to all the cells in the human body.

5.

What is the heart?

a)

It is the most important organ of the circulatory system. It is a muscular organ and it is the pump of the body.

b)

It is the most important organ of the excretory system.

c)

It is the most important organ of the nervous system. It is in the head.

d)

It is the most important organ of the respiratory system. It is in the chest.

6.

What is the function of the heart?

a)

Its function is to pump blood around the body through the trachea.

b)

Its function is to carry oxygen around the body.

c)

Its function is to pump blood around the body through the blood vessels.

d)

Its function is to carry waste around the body.

7.

Can the heart stop pumping?

a)

Yes, it stops while we are sleeping.

b)

No, because it has batteries.

c)

No, because our body is in constant need of oxygen.

d)

No, because our body is in constant need of glucose.

8.

What happens when the blood is pumped into the lungs?

a)

In the lungs, the blood passes through the alveoli and picks up carbon dioxide and gets rid of oxygen.

b)

Deoxygenated blood is pumped into the left atrium. Then it passes to the left ventricle, from where it is pumped around the body through the arteries.

c)

Oxigenated blood is pumped into the left atrium. Then it passes to the left ventricle, from where it is pumped around the body through the arteries.

d)

In the lungs, the blood passes through the alveoli and picks up oxygen and gets rid of carbon dioxide.

9.

Which of the following organ system in our body is responsible for breaking down food into smaller pieces and absorb its nutrients

a)

circulatory system

b)

respiratory system

c)

digestive system

d)

skeletal system

10.

Alex is having difficulty in breathing. Which system in her body is she having problems with?

a)

circulatory system

b)

respiratory system

c)

digestive system

d)

skeletal system

11.

DIRECTIONS: Choose Agree if the following statement shows care to their body otherwise choose Disagree, if not.


"I will drink one extra glass of water each day"

a)

Agree

b)

Disagree

12.

Which organs do the ribs protect?

a)

Brain

b)

Heart and lungs

c)

Stomach

d)

Liver

13.

Which activities does not use muscles?

a)

Breathing air

b)

Remembering a name

c)

Jumping rope

d)

Digesting the apples

14.

Ella waves good bye from the bus. What pulles on bones to let Ella wave her arm?

a)

Stomach

b)

Heart

c)

Brain

d)

Muscles

15.

Which system in your body has the job of moving your body?

a)

The respiratory system

b)

The nervous system

c)

The muscular system

d)

The digestive system

16.

Bones support the body. What pulles and pushes on bones to move them?

a)

Heart

b)

Nerves

c)

Muscles

d)

Skins

17.

The digestive process starts in the:

a)

Stomach

b)

Intestine

c)

Mouth

d)

Esophagus

18.

What does the digestive system do?

a)

Breaks down the handle food

b)

Pumps blood throughout the body

c)

Helps you breath

d)

Helps your arms and legs

19.

What is the small intestine responsible for?

a)

Takes in more enzymes and start absorption

b)

Breathing down food

c)

Chewing

d)

Adding food

20.

Which among following is the longest?

a)

Stomach

b)

Esophagus

c)

Small intestine

d)

Large intestine

21.

Which type of muscle is involved in this activity?

a)

skeletal muscle

b)

cardiac muscle

c)

smooth muscle

22.

Which type of muscle is involved when you feel your stomach churning?

a)

skeletal muscle

b)

cardiac muscle

c)

smooth muscle

23.

Which type of muscle allows your blood to circulate or move around your body?

a)

skeletal muscle

b)

cardiac muscle

c)

smooth muscle

24.

Muscles and bones work together to help move the food down the esophagus and to the stomach.

a)

TRUE

b)

FALSE

25.

Which of the following is TRUE?

a)

The heart is NOT a muscle.

b)

Muscles can allow the body to move even without the bones.

c)

Muscles give our body shape and help us with our bodily movement.

26.

What is the main organ of the respiratory system?

a)

brain

b)

heart

c)

lungs

d)

stomach

27.

What three things does food provide our body with?

a)

oxygen, energy, carbon dioxide

b)

energy, vitamins, minerals

c)

oxygen, vitamins, minerals

d)

carbon dioxide, vitamins, energy

28.

What carries blood away from the heart?

a)

capillaries

b)

veins

c)

arteries

29.

What carries blood back to the heart?

a)

capillaries

b)

veins

c)

arteries

30.

What are the smallest blood vessels called?

a)

capillaries

b)

veins

c)

arteries

31.

What is the longest bone in the body?

a)

tibia

b)

fibula

c)

femur

32.

The brain and the spinal cord make up what system?

a)

respiratory system

b)

central nervous system

c)

circulatory system

33.

What system gives the body its shape and form?

a)

respiratory system

b)

central nervous system

c)

skeletal system

34.

What system brings oxygen into the body and removes carbon dioxide from the body?

a)

respiratory system

b)

central nervous system

c)

skeletal system

35.

What system breaks our food down so that our body can use it for energy?

a)

respiratory system

b)

circulatory system

c)

digestive system

36.

Skeletal, smooth, and cardiac are the three types of what?

a)

blood vessels

b)

muscles

c)

organs

37.

Arteries, veins, and capillaries are the three types of what?

a)

blood vessels

b)

muscles

c)

organs

38.
Which system controls all parts of your body and sends/receives messages?
a)
muscular
b)
digestive
c)
circulatory
d)
nervous
39.
Which system carries blood to and from body cells?
a)
muscular
b)
circulatory
c)
skeletal
d)
respiratory
40.
Which system supports the body and protects organs?
a)
skeletal
b)
muscular
c)
respiratory
d)
digestive
41.
Which system provides nutrients to the body?
a)
circulatory
b)
nervous
c)
digestive
d)
skeletal
42.
Which organ is in the digestive system?
a)
heart
b)
lungs
c)
brain
d)
stomach
43.

Which system pumps blood through your body?

a)

circulatory

b)

digestive

c)

respiratory

d)

muscular

44.

Which important substance is replenished as blood flows through the heart?

a)

iron

b)

nitrogen

c)

water

d)

oxygen

45.

As you exercise, your circulatory system works with which other system to TAKE IN oxygen?

a)

muscular

b)

digestive

c)

respiratory

d)

endocrine

46.

What happens to what's left of our food after it goes through the intestines?

a)

goes back to the stomach

b)

absorbed into blood

c)

becomes stomach acid

d)

disposed of in the bathroom

47.

As your body works harder, what happens to your HEART rate?

a)

increases

b)

decreases

c)

stays the same

d)

beats backwards

48.

If you take a rest after running a mile, what happens to your BREATHING rate?

a)

increases

b)

decreases

c)

stays the same

d)

none of these

49.
Which system collects and removes wastes?
a)
Muscular
b)
Circulatory
c)
Digestive
d)
Excretory
50.
Which is the main organ of the nervous system?
a)
lung
b)
kidney
c)
heart
d)
brain
51.

True or False? Your body systems work separately and do not effect each other.

a)

True

b)

False

52.

When exercising, your __________ system helps you get oxygen from the air.

a)

respiratory

b)

circulatory

c)

muscular

d)

nervous

53.

When exercising, your __________ system helps move oxygen throughout your body.

a)

respiratory

b)

circulatory

c)

muscular

d)

nervous

54.

The body is made up of only four systems that all work together.

a)

True

b)

False

55.

Which body system includes the heart?

a)

respiratory

b)

circulatory

c)

muscular

d)

nervous

56.

Which body system includes the lungs?

a)

respiratory

b)

circulatory

c)

muscular

d)

nervous

57.

Chewing your food is the first step in digestion.

a)

true

b)

false

58.

When Dr. Jeff pedals the bike, which THREE major systems is he using?

a)

respiratory

b)

circulatory

c)

muscular

d)

nervous

e)

digestive

59.

Which body system is your blood a part of?

a)

respiratory

b)

circulatory

c)

muscular

d)

digestive

60.

What does oxygen hitch a ride on to move from the lungs to the blood and eventually the heart?

a)

red blood cells

b)

platelets

c)

white blood cells

d)

nerves

61.
The outermost and thinnest layer of the skin is the:
a)

surface

b)

epidermis

c)

subcutaneous

d)

dermis

62.

The second layer of the skin is called the

a)

dermis

b)

papillary

c)

dermal

d)

epidermis

63.
What gives your skin color
a)
Epidermis
b)
follicles
c)
dermis
d)
melanin
64.
The structure that holds the root of the hair firmly in place.
a)
Hair follicle
b)
Hair shaft
c)
Hypodermis
d)
Sweat pore
65.

Epidermis protects your body, it keeps _____ and ____ out of your body.

a)

germs

b)

water

c)

detox

d)

dirt

e)

fat

66.

What sense do we need skin for?

a)

touch

b)

taste

c)

sight

d)

hearing

e)

smelling

67.

Your skin has special structures called ______________ that make sweat and move it to the skin's surface.

a)

sweat glands

b)

sebaceous glands

c)

nerves

d)

hair follicle

68.

Respiratory system

a)
b)
c)
69.

Circulatory system

a)
b)
c)
d)
e)

70.

How big is the heart?

a)

Size of a golfball

b)

Size of your fist

c)

Size of your eyeball

d)

Size of your head

71.

How many atria are there?

a)

1

b)

7

c)

2

d)

4

72.

How many ventricles are there?

a)

1

b)

2

c)

10

d)

0

73.

What is your heart's purpose?

a)

To pump blood throughout the body

b)

To manage your emotions

c)

to fall in love

d)

to breathe

74.

The Main tube that takes air to your lungs

a)

bronchi

b)

bronchioles

c)

trachea

d)

air sacs

75.

What type of air to we breath "out"

a)

carbon dioxide

b)

oxygen

c)

nitrogen

76.
Which organism is best classified as a single-celled organism?
a)
grasshopper
b)
bacteria
c)
pine needle
d)
mole