Year 8 - Circulatory System Exam MOD

Label the heart diagram:

a

b

c

d

left pulmonary veins

left ventricle

aorta

right atrium

Draw the flow of the blood through the heart.

Label the following diagram of the lungs:

a

b

c

d

diaphragm

trachea

heart

bronchiole

As the heart becomes stronger, resting heart rate

• decreases

• increases

• remains the same

Tags

NGSS.HS-LS1-3

About how big is the human heart?

• the size of your nose

• the size of your foot

• the size of your fist

• the size of your ear

My heart is a _________, that pumps blood through the body. 

• Cell
• Tissue
• Muscle
• Bone

​ (a)   - Carries blood away from the heart.

​ (b)   - Carries blood back to the heart.

• Arteries
• Veins
• Capillaries

In your own words, explain how exercising affects heart rate and breathing rate.

List three ways to improve cardiovascular health:

Why is improving cardiovascular health important?