Circulatory system

What part is pointed with arrow?

• Pulmonary veins

• Pulmonary artery

• Aorta

• Vena cava

How does the heart work?

• It pumps blood first to the lungs, back to the heart and then around the rest of the body.

• It pumps blood first to the rest of the body, back to the lungs and then to the heart.

• It pumps blood around the rest of the body, back to the heart and then to the lungs,

• It pumps blood first to the rest of the body, back to the heart and then around the rest of he body.

Which of the following help us to stop bleeding when we get a cut?

• Platelets
• Red Blood Cells
• White Blood Cells
• Plasma

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

What is plasma?

• The liquid part of the blood that carries all of the other blood cells around the body

• The thing which makes blood red

• The substance that comes out of a storm troopers blaster

• The cells which take oxygen from the lungs

What is the main organ of the circulatory system?

• Small intestine

• Bone

• Blood vessels

• Heart

Which is the correct definition of the Circulatory system?

• The system fights disease so the body stays healthy.
• The system that circulates blood and oxygen through the body, consisting of the heart,blood vessels,and blood.
• Breaks down food into smaller pieces and absorbs those nutrients into the body.
• Provides shape and structure for the body.

What part is pointed with arrow?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

What do Red-Blood cells do?

• Carry oxygen from the lungs to the body cells and  transport carbon dioxide from the cells back to the lungs
• keeps blood flowing in one direction to the heart and prevent blood from flowing backwards
• Collects  blood from the capillaries and drain it into the veins
• Bring nutriients to the cells and carries away waste materials.

What are white blood cells?

• They are the same a red blood cells, but white

• They fight off disease and infection

• They carry food to your muscles

• they activate when you do exercise