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Worksheets

Body Systems

Total questions: 43

Worksheet time: 1hrs 26mins

Name
Class
Date
1.
What does saliva do?
a)
Chemically digests food in the mouth.
b)
Chemically digests food in the stomach
c)
Protects the stomach from digesting iteself
d)
Absorbs nutrients from food so the body has energy.
2.
What organ makes bile?
a)
Gallbladder
b)
Liver
c)
Pancreas
d)
Appendix
3.
Which of the following is an accessory organ?
a)
Stomach
b)
Small Intesting
c)
Liver
d)
Large Intestine
4.

Which organ prevents food from entering the windpipe?

a)

The uvala

b)

The tongue

c)

The trachea

d)

The epiglottis

5.

Which are the nutrients digested in the mouth?

a)

Carbohydrates and proteins

b)

Proteins

c)

Carbohydrates

d)

Fats

e)

All the abov

6.

Which are the nutrients digested in the small intestine?

a)

Carbohydrates and proteins

b)

Proteins

c)

Carbohydrates, proteins and lipids

d)

Lipids and proteins

e)

Lipids

7.

What is the enzyme contained in the saliva?

a)

Amylase

b)

Pepsine

c)

Hydrochloride acid

d)

Lipase

8.

Which is the nutrient that bile helps to digest?

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Protein and lipids

9.

Rhythmic contractions of smooth muscle that help push food through the GI tract are called

a)

the wave.

b)

peristalsis.

c)

muscularis.

d)

nervosa.

10.

Which of the following may occur due to a lack of mucus in the stomach?

a)

diabetes

b)

ulcer

c)

appendicitis

d)

diarrhea

11.
What is Crohn's Disease?
a)
inflammation of digestive tract
b)
hard stool
c)
stomach acids flow up
d)
inflamed throat
12.
What is a common concern for people with Crohn's?
a)
nutrient toxicity
b)
nutrient deficiency
13.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
14.
The air sacs that are covered with capillaries where gas exchange takes place
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
15.
A chamber behind the nose and mouth that leads to the trachea
a)
pharynx
b)
trachea
c)
epiglottis
d)
larynx
16.

The process of diffusing oxygen from the blood, into the interstitial fluid and into the cells.

a)

inspiration

b)

expiration

c)

internal respiration

d)

external respiration

17.

Which part of the Respiratory System plays a major role in speech?

a)

nose

b)

pharynx

c)

larynx

d)

trachea

18.

Laryngitis is the inflammation of

a)

Oropharynx

b)

Pharynx

c)

Glottis

d)

Larynx

19.

What causes change in pressure when we breathe?

a)

Carbon dioxide levels

b)

Oxygen levels

c)

Diaphragm movement

d)

Hypoxia

20.
This is a tube about 12cm long with c-shaped rings of cartilage to keep it open
a)
Nasal cavity
b)
Trachea
c)
Mouth Cavity
d)
Pharynx
21.
When bronchial tubes are irritated and swell (causing excessive coughing)
a)
Bronchitis
b)
Lung cancer
c)
Asthma
d)
Emphysema
22.
Passage way that moistens the air and has hairs to trap dust and particles
a)
Nasal cavity
b)
Bronchi
c)
Mouth cavity
d)
Larynx
23.
Illness of the lungs where the alveoli become inflamed and filled with fluid
a)
Lung cancer
b)
Bronchitis
c)
Pneumonia
d)
Emphysema
24.
Disease in which the alveoli are damaged or destroyed. Strongly linked to smoking.
a)
Allergies
b)
Emphysema
c)
Asthma
d)
Pneumonia
25.

Type of circulation that refers to blood flow from the heart to the lungs and back to the heart again?

a)

Systemic circulation

b)

Renal circulation

c)

Portal circulation

d)

Pulmonary circulation

26.

Type of circulation that refers to the blood flowing through the entire body?

a)

Systemic circulation

b)

Renal circulation

c)

Portal circulation

d)

Pulmonary circulation

27.

The type of blood vessel that normally carries de-oxygenated blood back to the heart from body cells?

a)

arteries

b)

capillaries

c)

veins

28.

The type of blood vessel that normally carries oxygenated blood from the heart to the body cells?

a)

arteries

b)

capillaries

c)

veins

29.

The type of blood vessel where exchange of gases, nutrients, and wastes occurs?

a)

arteries

b)

capillaries

c)

veins

30.

What ensures the unidirectional flow of blood through the

heart?

a)

Constant pressure generated by the heart contractions.

b)

Valves within the heart that prevent backflow of blood.

c)

Squeezing action of smooth muscle tissue in arterial walls.

d)

Continuous osmotic outflow of plasma from capillaries.

31.

Oxygenated blood returning from the lungs enters the left

atrium through:

a)

The pulmonary arteries.

b)

The pulmonary veins.

c)

The coronary sinus.

d)

All of the above.

32.

Valves in veins serve to:

a)

Release excessive pressure to protect these thin-walled vessels.

b)

Counteract the crushing force of surrounding skeletal muscles.

c)

Prevent backflow of blood in the absence of high blood pressure.

d)

Adjust blood pressure by compartmentalizing the venae cavae.

33.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
34.
Which is NOT a function of the circulatory system?
a)
deliver O2 and nutrients to cells
b)
remove CO2 and wastes from cells
c)
break down carbohydrates into glucose
d)
transport other materials through body
35.

These cells play a vital role in defending the body against infection

a)

Leucocytes

b)

Erythrocytes

c)

Blastocytes

d)

Plasmacytes

36.

_______ function in the life-saving process of clotting blood.

a)

Phagocytes

b)

Leucocytes

c)

Erythrocytes

d)

Platelets

37.

True or false:

Arteries always carry oxygenated blood.

a)

True

b)

False

38.

An open circulatory system is one that has:

a)

no valves present

b)

no heart to pump the fluid

c)

no vessels at all

d)

no distinction between blood and tissue fluid

39.

An abnormal widening/ballooning of a portion of an artery.

a)

aneurysm

b)

embolism

c)

thrombosis

d)

atherosclerosis

40.

When blood is blocked to the brain, it causes...

a)

a heart attack.

b)

high blood pressure.

c)

a stroke.

d)

sickle cell anemia.

41.

What makes up around 55% of the blood?

a)

Plasma

b)

Red Blood Cells

c)

White Blood Cells

d)

Platelets

42.

If the blood in a persons heart is mixing, he/she probably has

a)

heart attack

b)

heart valve disease

c)

thrombosis

d)

hemophilia

43.

What occurs when blood vessel is ruptured in brain?

a)

hemorrhagic stroke

b)

ischemic stroke

c)

embolism

d)

covid 19