Digestive, Circulatory, Respiratory & Excretory Systems Review

Front

What is mechanical digestion?

Back

Mechanical digestion is the process of physically breaking down food into smaller pieces, such as chewing.

Front

What is chemical digestion?

Back

Chemical digestion is the process of breaking down food into simpler nutrients by enzymes and acids.

Front

Which system is responsible for taking in oxygen and releasing carbon dioxide?

Back

The respiratory system is responsible for maintaining the balance of oxygen and carbon dioxide in the body.

Front

What is the main function of the excretory system?

Back

The excretory system's main function is to remove waste products from the body.

Front

What does the circulatory system do?

Back

The circulatory system pumps blood to transport oxygen and nutrients to cells throughout the body.

Front

What is the role of the digestive system?

Back

The digestive system breaks down food into nutrients that the body can use.

Front

What is the importance of oxygen in the human body?

Back

Oxygen is essential for cellular respiration, which produces energy for the body's functions.

Front

What are the main organs of the respiratory system?

Back

The main organs of the respiratory system include the lungs, trachea, and diaphragm.

Front

How does the circulatory system interact with the respiratory system?

Back

The circulatory system transports oxygen from the lungs to the body and carbon dioxide from the body back to the lungs.

Front

What is the process of excretion?

Back

Excretion is the process of eliminating waste products from the body, primarily through urine and sweat.