Understanding Human Anatomy

The _______ is the organ responsible for pumping blood throughout the body.

• kidney

• heart

• brain

• stomach

Oxygenated blood is carried from the heart to the rest of the body through the _______.

• vein

• artery

• lung

• joint

The primary organ for filtering and removing waste from the blood is the _______.

• skin

• stomach

• kidney

• heart

The _______ is the body's largest organ and acts as a barrier to protect the body from the environment.

• skin

• heart

• brain

• lung

The _______ is the central organ of the human nervous system.

• heart

• kidney

• brain

• stomach

The _______ are essential for respiration and are the primary site for gas exchange in the body.

• kidneys

• lungs

• veins

• joints

The _______ is a type of connective tissue that connects two bones together, allowing for movement and stability.

• skin

• joint

• muscle

• vein

Deoxygenated blood is returned to the heart through the _______.

• artery

• vein

• lung

• skin

The _______ is responsible for the digestion of food, breaking it down into usable nutrients.

• heart

• kidney

• stomach

• brain

The _______ is a type of tissue that can contract and relax, enabling movement of the body and its parts.

• bone

• muscle

• skin

• joint