Exploring Human Anatomy and Physiology

What is the largest organ in the human body?

• skin

• liver

• lungs

• heart

Which system is responsible for transporting blood throughout the body?

• Nervous system

• Circulatory system

• Respiratory system

• Digestive system

What part of the brain is responsible for regulating heartbeat and breathing?

• Cerebellum

• Frontal lobe

• Thalamus

• Medulla oblongata

How many bones are in the adult human body?

• 210

• 204

• 206

• 198

What is the primary function of red blood cells?

• To fight off infections and diseases.

• To store nutrients and vitamins.

• To transport oxygen and carbon dioxide.

• To produce insulin for the body.

Which organ is primarily responsible for detoxifying chemicals in the body?

• Kidney

• Lungs

• Liver

• Heart

What is the name of the muscle that separates the chest cavity from the abdominal cavity?

• diaphragm

• intercostals

• abdominals

• pectoralis

Which part of the human eye is responsible for focusing light?

• Lens

• Cornea

• Iris

• Retina

What is the function of the alveoli in the lungs?

• To regulate blood pressure in the lungs.

• The function of the alveoli is to facilitate gas exchange between the air and the bloodstream.

• To filter dust and particles from the air.

• To produce mucus for the respiratory system.

Which hormone regulates blood sugar levels in the body?

• Glucagon

• Adrenaline

• Cortisol

• Insulin