Human Body Systems

Front

What is the main function of the reproductive system?

Back

The reproductive system produces gametes (sperm and ova) and is responsible for reproduction.

Front

What is peristalsis?

Back

Peristalsis is a series of wave-like muscle contractions that move food through the digestive tract.

Front

Where does chemical digestion first occur in the human body?

Back

Chemical digestion first occurs in the mouth.

Front

What is the primary function of the respiratory system?

Back

The respiratory system is responsible for the exchange of oxygen and carbon dioxide between the body and the environment.

Front

What role do the kidneys play in the excretory system?

Back

The kidneys filter blood to remove waste products and excess substances, producing urine.

Front

What is the function of the liver in the excretory system?

Back

The liver processes blood and converts toxic substances into less harmful forms, such as ammonia to urea.

Front

What is the relationship between the nervous system and muscle contractions?

Back

The nervous system controls muscle contractions, including those in the smooth muscles of the digestive and reproductive systems.

Front

What is the function of the urinary bladder?

Back

The urinary bladder stores urine until it is expelled from the body.

Front

What is the role of the circulatory system in relation to the reproductive system?

Back

The circulatory system transports hormones and nutrients necessary for the reproductive system's functions.

Front

What is the definition of the excretory system?

Back

The excretory system is responsible for removing waste products from the body and regulating water and electrolyte balance.