The Respiratory System

Which best compares the respiratory system to the circulatory system?

• The respiratory system transports oxygen to cells, while the

  circulatory system provides oxygen for cells.

• The respiratory system provides oxygen for cells, while the circulatory

  system transports oxygen to cells.

• The respiratory system breaks down food for cell energy, while the

  circulatory system rids the body of waste.

• The respiratory system rids the body of waste, while the circulatory

  system breaks down food for cell energy.

Which best describes the role of the respiratory system?

• It helps people stand upright.

• It helps people eat and digest different foods.

• It helps people transport blood throughout their bodies.

• It helps people breathe in oxygen and breathe out carbon dioxide.

Why is the respiratory system so important?

• It controls breathing and gas exchange in the body.

• It controls digestion and absorption of nutrients in the body.

• It controls heartbeat and blood circulation throughout the body.

• It controls internal body temperature and cools the body through

  sweat.

Which part of the respiratory system exchanges gases with the circulatory system?

• trachea

• alveoli

• bronchioles

• diaphragm

Which part of the respiratory system is responsible for getting air from your mouth and nose to your lungs?

• trachea

• alveoli

• bronchioles

• diaphragm

Which of the following is NOT part of the respiratory system?

• diaphragm

• trachea

• bronchial tubes

• ribcage

The respiratory system works with every body system.

• True

• False

Tags

NGSS.MS-LS1-3

The respiratory system allows you to breathe in carbon dioxide and get rid of oxygen.

• True

• False

Your respiratory system is mainly controlled by the _______ system.

Your respiratory system is protected by the _______ system.