science

What is the basic structural and functional unit of the human body?

• Tissue

• Cell

• Organ

• System

How many bones are in the adult human body?

• 330

• 206

• 210

• 200

Which part of the brain controls balance and coordination?

• Cerebrum

• Cerebellum

• Medulla oblongata

• Hypothalamus

What is the primary function of red blood cells?

• Fight infections

• Carry oxygen

• Regulate blood pressure

• Aid in clotting

Which type of joint is found in the shoulder?

• Hinge joint

• Ball and socket joint

• Pivot joint

• Saddle joint

What is the pH level of human blood?

• 6.5 - 6.8

• 7.0 - 7.2

• 7.35 - 7.45

• 8.0 - 8.5

Which organ is responsible for filtering and detoxifying the blood?

• Kidney

• Liver

• Lungs

• Heart

Which type of blood vessel carries blood away from the heart?

• Veins

• Arteries

• Capillaries

• Lymph vessels

What is the main function of the small intestine?

• Absorption of nutrients

• Digestion of food

• Production of enzymes

• Absorption of water

Which is the largest organ in the human body?

• Heart

• Skin

• Brain

• Liver