The human body 2

Food that is chewed and mixed with saliva is called a .....................

These are the two upper chambers of the heart. Blood from the veins enters the heart here.

The ......................... is made up of blood, the blood vessels and the heart.

The ............. are two tubes which carry the urine from the kidneys to the bladder.

.................. are elastic organs which make the bones move.

The ................. is an organ made up of muscles which pump blood around the body.

The ............... are the two spongy organs where the gas exchange takes place.

The end of bones are covered in ........................

Through ..........., our bodies distribute nutrients and oxygen, and expel waste substances.

.................. carry information from the sense organs to the central nervous system.