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The Cardiovascular (Circulatory) System WG Lesson Quiz

Total questions: 19

Worksheet time: 12mins

Name
Class
Date
1.

Which statement best describes the size of the human heart?

a)

About the size of your fist

b)

About the size of your head

c)

About the size of your foot

d)

About the size of a grain of rice

2.

Approximately how many times does the human heart beat in a single day?

a)

1,000 times

b)

10,000 times

c)

100,000 times

d)

1,000,000 times

3.

What is the primary purpose of heart valves in the circulatory system?

a)

To add oxygen to blood

b)

To create new blood cells

c)

To prevent the backward flow of blood

d)

To increase blood pressure

4.

Which chamber pumps oxygen-poor blood from the right atrium to the lungs?

a)

Left atrium

b)

Right ventricle

c)

Left ventricle

d)

Right atrium

5.

Which pair correctly matches the valve with the destination it sends blood toward?

a)

Aortic valve → lungs

b)

Pulmonary valve → body

c)

Mitral valve → from ventricles to atria

d)

Aortic valve → body

6.

Label the heart

a)

right atrium

b)

left atrium

c)

left ventricle

d)

right ventricle

1
2
3
4
1)
2)
3)
4)
7.

Which function is part of how the heart supports the body’s internal balance?

a)

Producing digestive enzymes

b)

Helping maintain blood pressure

c)

Storing minerals for bones

d)

Filtering urine

8.

A student claims: “The left side of the heart handles oxygen-rich blood.” Which detail best supports this claim?

a)

Right atrium receives oxygen-poor blood from the body

b)

Left ventricle pumps oxygen-rich blood to the body

c)

Right ventricle pumps blood to the lungs

d)

Valves move blood from atria to ventricles

9.

How many chambers does the heart have?

a)

1

b)

2

c)

3

d)

4

10.

What is cardiovascular disease (CVD)?

a)
Cardiovascular disease (CVD) is a group of disorders affecting the heart and blood vessels.
b)
Cardiovascular disease (CVD) is a type of lung disease.
c)
Cardiovascular disease (CVD) refers to skin disorders.
d)
Cardiovascular disease (CVD) is a mental health condition.
11.

What are the common types of cardiovascular disease?

a)
Kidney disease, liver failure, hypertension
b)
Anemia, arthritis, cancer
c)
Pulmonary disease, asthma, diabetes
d)
Coronary artery disease, heart attack, stroke, heart failure, arrhythmias
12.

What is a heart attack, and what are its symptoms?

a)
A heart attack is a blockage of blood flow to the heart, with symptoms including chest pain, shortness of breath, and nausea.
b)
A heart attack is a viral infection of the heart, with symptoms such as fever and joint pain.
c)
A heart attack is a condition caused by high blood pressure, with symptoms including headaches and sweating.
d)
A heart attack is a sudden increase in heart rate, with symptoms like dizziness and fatigue.
13.

How are heart attacks treated?

a)
Heart attacks are treated with medications, lifestyle changes, and procedures like angioplasty or bypass surgery.
b)
Heart attacks are treated by avoiding all physical activity and stress.
c)
Heart attacks are treated solely with rest and hydration.
d)
Heart attacks are treated with herbal remedies and acupuncture.
14.

What are the differences in heart attack symptoms between men and women?

a)
Men typically have no symptoms, while women always feel chest pain.
b)
Men often experience chest pain, while women may have symptoms like shortness of breath, nausea, and fatigue.
c)
Both men and women only experience severe headaches during a heart attack.
d)
Men may feel dizzy, while women usually have only arm pain.
15.

What are heart muscle cells called, and how long can they live?

a)
Cardiomyocytes; they can live for several years to a lifetime.
b)
Fibroblasts; they can live for a few weeks.
c)
Cardiocytes; they can live for a decade.
d)
Myocytes; they can live for a few months.
16.

What is the role of heart valves?

a)
Heart valves pump blood throughout the body.
b)
Heart valves control blood flow direction and prevent backflow in the heart.
c)
Heart valves regulate heart rate and rhythm.
d)
Heart valves store oxygen-rich blood for later use.
17.

What is the primary function of the heart in the circulatory system?

a)

To filter blood

b)

To produce blood cells

c)

To pump blood throughout the body

d)

To store blood

18.

Which part of the heart if the "left atrium"?

A
B
C
D
19.

The body has several organ systems. Which organ system is pictured here?

a)

muscular system

b)

skeletal system

c)

digestive system

d)

circulatory system

e)

respiratory system

f)

nervous system

1
1)

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