Human Body Functions and Anatomy

What is the primary function of the right side of the heart?

• It pumps oxygenated blood to the rest of the body.

• It pumps deoxygenated blood into the lungs.

• It filters waste products from the blood.

• It receives oxygenated blood from the lungs.

What is the main role of the kidneys in the human body?

• To pump blood to the lungs.

• To filter waste from the blood and produce urine.

• To allow oxygen to enter the bloodstream.

• To store digested food.

In the respiratory system, what is the correct sequence of air passage after entering the nasal cavity?

• Larynx, trachea, main stem bronchi, bronchioles, alveoli

• Trachea, larynx, bronchi, bronchioles, alveoli

• Main stem bronchi, trachea, larynx, bronchioles, alveoli

• Alveoli, bronchioles, bronchi, trachea, larynx

Which of these is NOT a function of the stomach?

• Storing food.

• Breaking down food into a liquid mixture.

• Killing bacteria in food using gastric juices.

• Producing saliva to begin chemical digestion.

What is the primary function of the small intestine?

• Storing waste material

• Absorbing nutrients from broken-down food

• Producing bile for fat digestion

• Chewing and mixing food with saliva

Which organs send fluids to the small intestine to help digest food and absorb nutrients?

• Stomach, esophagus, and mouth

• Pancreas, liver, and gall bladder

• Kidneys, bladder, and ureters

• Heart, lungs, and brain

How does the eye adjust to different amounts of light in its surroundings?

• The cornea changes its transparency.

• The lens changes its shape to focus.

• The iris muscles expand or contract the pupil.

• The retina produces more light-sensitive cells.

What part of the eye changes shape to bring objects into focus, similar to a camera's autofocus?

• The pupil

• The cornea

• The retina

• The lens

What part of the brain is responsible for turning inverted images right side up?

• Optic nerve

• Retina

• Visual cortex

• Lens

What sense is most closely related to the perception of taste?

• Touch

• Smell

• Sight

• Hearing