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Difficult
100

How many chambers does the heart consist of?

Four

100

What is the process of breathing in and out called?

Respiration or Relaxation

100

How can we take care of our lungs?

Avoid smoking, exercise, eat healthy food, breathe clean air

200

1. What organ helps us breathe?

LUNGS

200

It refers to the thickening of the blood to stop your wound from bleeding

Clotting

200

Why is the respiratory system important?

It helps us breathe, gives oxygen, keeps us alive

300

As you breathe in, air enters through your ________ and mouth.

Nose

300

What is the tube or airway that splits into two directions to carry air into each lung called?  

Windpipe or Trachea

300

I am your cardiac muscle. Who am I?

Heart

400

What gas does your body release while it uses oxygen?

Carbon Dioxide

400

What do we call the body system that helps us breathe in and out?

Circulatory System


400

What are the three main types of blood vessels?

arteries, veins, and capillaries.

500

It is an organ that was designed to pump blood.

Heart

500

It is the red liquid inside your body that is made of three main kinds of cells. 

Blood

500

Which blood cells thicken your blood when you get a cut or a scrape?

Platelets

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