Respiratory System

Air sacs in the lungs, surrounded by capillaries where the exchange of oxygen and carbon dioxide takes place.

• Bronchi

• Bronchioles

• Trachea

• Alveoli

Tags

NGSS.MS-LS1-3

Inhaling oxygen and exhaling carbon dioxide

• Breathing

• Respiration

• Lungs

• Diaphragm

Two tubes that branch off from the trachea, one leading to each lung.

• Larynx

• Lungs

• Pharynx

• Bronchi

Smaller passageways coming off of the bronchi leading to the alveoli.

• Bronchioles

• Bronchi

• Trachea

• Pharynx

Waste gas produced by cells and exhaled through the lungs.

• Oxygen

• Carbon Dioxide

• Carbon Monoxide

• Hydrogen

A dome shaped musclethat contracts and relaxes to allow inhaling and exhaling

• Bicep

• Tricep

• Diaphragm

• Deltoids

Tags

NGSS.MS-LS1-3

The voice box. Contains the vocal cords.

• Pharynx

• Trachea

• Larynx

• Bronchi

Main organs of the respiratory system that bring in oxygen and excrete carbon dioxide

• Heart

• Lungs

• Liver

• Cranium

Nain opening for the respiratory system, allows oxygen that enters the body to be filtered before reaching the lungs.

• Mouth

• Heart

• Nose

• Trachea

The gas brought into the lungs for the body's use.

• Carbon Dioxide

• Carbon Monoxide

• Hydrogen

• Oxygen