Explore Your Body Parts

What is the largest bone in the human body?

• femur

• radius

• tibia

• humerus

How many bones are in an adult human skeleton?

• 204

• 210

• 206

• 198

What is the name of the muscle that helps you breathe?

• abdominal muscles

• intercostal muscles

• diaphragm

• pectoralis major

Which muscle is responsible for moving your arm?

• Deltoid muscle

• Biceps brachii

• Pectoralis major

• Triceps brachii

What part of the digestive system is responsible for absorbing nutrients?

• Stomach

• Large intestine

• Esophagus

• Small intestine

What organ is known as the powerhouse of the cell?

• Endoplasmic Reticulum

• Ribosome

• Mitochondria

• Nucleus

What is the main function of the heart?

• To filter waste from the blood.

• To produce hormones for growth and development.

• To pump blood throughout the body.

• To digest food and absorb nutrients.

Which organ helps filter waste from the blood?

• Liver

• Kidneys

• Heart

• Lungs

What is the name of the tube that carries air to the lungs?

• trachea

• bronchi

• diaphragm

• alveoli

How many chambers does the human heart have?

• 3

• 2

• 5

• 4