Human Body Test Review

Plasma makes up more than half of the volume of human blood.  Plasma mainly consists of 

• protein
• salt
• sugar
• water

Which body system is needed to help a person move?

• digestive
• immune
• nervous
• reproductive

What type of muscle is found in the heart?

• skeletal muscle
• smooth muscle
• cardiac muscle
• chest muscle

Which system has the primary function of fighting disease?

• circulatory system
• excretory system
• immune system
• respiratory system

It is impossible for a skeleton to move because it lacks the 

• circulatory system
• digestive system
• muscular system
• respiratory system

Which body part comes in pairs (two of the same body part)?

• brain
• heart
• lung
• stomach

Which pair of body systems is MOST responsible for support and movement?

• digestive and circulatory
• muscular and skeletal
• nervous and excretory
• immune and reproductive

Which body system is primarily responsible for removing waste products?

• nervous system
• excretory system
• circulatory system
• immune system

Which body system is represented by the lungs, trachea, and diaphragm?

• circulatory
• digestive
• respiratory
• excretory

Which activity causes the lungs to work their hardest?

• reading
• eating
• swimming
• sleeping