It's the heart it has four chambers! The lower left, the higher left, the lower right and the higher right chamber!!
Frogs have four limbs, two hind legs and two forelegs.
The four main parts of the human body are the head, trunk, arms, and legs. These parts comprise the basic structure of the human body, with each part encompassing various organs, tissues, and muscles that perform specific functions to support life.
The rib consists of four parts: the head, the body, the angle, and the tubercle.
Nose
what are the four part of the universe
body parts outside your body for example your skin is an external organ which is considered part of the body
there is no petals so the other body parts do the work they are always doing.
waist, shoulders and back part of the legs.
parts of a letter: * heading * greeting * body * closing
Veins and vagina are body parts. Vocal cords are part of the body.
Zonules is a body part. It is part of the eye.
what part connect the heart to the other part of the body