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SCIENCE 9: LESSON 1.1 - ORGANS OF THE CIRCULATORY SYSTEM

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Emotions are actually centered or came from our brain or part of our brain called ______.

a)
Heart
b)
Lungs
c)
Liver
d)
Amygdala
2.

What is the scientific term for red blood cells?

a)
Erythrocytes
b)
Leukocytes
c)
Platelets
d)
Hemoglobin
3.

It is a protein that carries oxygen all throughout our body.

a)
Hemoglobin
b)
Insulin
c)
Glucose
d)
Cholesterol
4.

Part of the heart that receives oxygenated blood from the lungs and pumps it to the left ventricle.

a)
Right Atrium
b)
Left Atrium
c)
Right Ventricle
d)
Left Ventricle
5.

It has an important role of transporting or carrying deoxygenated blood to our heart’s right atrium, where it flows into our right ventricle and to our lungs to exchange carbon dioxide for oxygen.

a)
Superior vena cava
b)
Aorta
c)
Pulmonary artery
d)
Left ventricle
6.

It has the function of carrying or transporting blood away from our heart to the rest of the body.

a)
Veins
b)
Capillaries
c)
Arteries
d)
Nerves
7.

These are small blood arteries found throughout your body. They deliver blood, nutrients, and oxygen to cells throughout your organs and bodily systems.

a)
Veins
b)
Capillaries
c)
Arteries
d)
Venules
8.

Tiny vessels that transfer blood away from your heart, connect with the arteries and capillaries. They regulate your blood pressure and the flow of blood throughout the entire body.

a)
Veins
b)
Arterioles
c)
Capillaries
d)
Venules
9.

What is the sound of our heart?

a)
Roaring
b)
Beeping
c)
Lub-dub
d)
Whistling
10.

It delivers oxygen and nutrients to cells and takes away wastes.

a)
The heart
b)
The lungs
c)
The liver
d)
The circulatory system