Blood

How much blood is in the human body?

• 6 Liters

• 60 Liters

• 0.6 Liters

• No way to tell

What gives blood its color?

• Iron

• Plasma

• Hemoglobin

• Food we eat

The main functions of blood are...

• digest food and break it down to be used as energy

• carry messages throughout the body to direct body movement

• carry messages throughout the body to tell cells how to develop

• carry oxygen, nutrients and waste; fight disease and infection

The main components of blood are...

• bile, chyme and saliva

• A, B, AB and O

• plasma, blood cells and platelets

• none of the above

Why is it important to get the right type of blood during a transfusion?

• Your pulse rate could increase

• You could faint

• Your blood type could change if you get the wrong type

• You could die

Which of the following is true of people with type AB blood?

• Their blood contains O antigens

• Their blood can be given to a person with type O blood

• They can receive blood from people with type A, type B, type AB or type O blood

• They have the most common blood type

Red blood cells, white blood cells and platelets can be found in

• antibodies

• plasma

• hemoglobin

• bile

The part of blood that helps to form clots when you get a cut are

• platelets

• white blood cells

• red blood cells

• plasma

Antigens are

• found on the surface of red blood cells

• proteins that determine a person’s blood type

• large molecules that carry oxygen

• two of the above

Which blood type is the recessive blood type?

• A

• O

• AB

• B