Exploring Human Anatomy

What is the largest organ in the human body?

• Liver

• Heart

• Skin

• Lungs

How many bones are in the adult human skeleton?

• 206

• 210

• 198

• 204

What is the primary function of red blood cells?

• Transporting oxygen and carbon dioxide

• Clotting blood

• Fighting infections

• Producing hormones

Which part of the brain is responsible for coordination and balance?

• Occipital lobe

• Frontal lobe

• Temporal lobe

• Cerebellum

What type of joint is the knee classified as?

• Pivot joint

• Ball-and-socket joint

• Saddle joint

• Hinge joint

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 produce mucus for lubrication.

• To filter out toxins from the air.

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Which muscle is known as the 'heart muscle'?

• Diaphragm muscle

• Skeletal muscle

• Smooth muscle

• Cardiac muscle

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What are the three layers of the skin called?

• Epidermis, Dermis, Subcutis

• Epidermis, Endodermis, Mesoderm

• Epidermis, Dermis, Hypodermis

• Epidermis, Dermis, Epidermis

What is the role of the liver in the human body?

• The liver produces insulin and regulates heart rate.

• The liver filters oxygen from the blood and produces red blood cells.

• The liver detoxifies substances, produces bile, regulates blood sugar, synthesizes proteins, and stores nutrients.

• The liver is primarily responsible for digestion and absorption of food.

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How many chambers does the human heart have?

• 5

• 4

• 3

• 2