Respiratory System Key Terms

Cells use of oxygen and nutrients to produce energy, water, and carbon dioxide

• Cellular respiration

• Internal respiration

• External respiration

• Chemical respiration

Tags

NGSS.MS-LS1-3

NGSS.MS-LS2-3

Space between the cranium and the roof of the mouth that is lined with mucous membrane and has rich blood supply and is divided into two hollow spaces

• Sinuses

• Nose

• Nasal cavities

• Respiratory system

The process of taking in oxygen and expelling carbon dioxide by the way of the lungs and air passages

• Inspiration

• Expiration

• Cellular respiration

• Respiration

The expulsion of air from the lungs; breathing out air

• Expiration

• Inspiration

• Cellular respiration

• Ventilation

Two main branches of the trachea; air tubes to and from the lungs

• Alveoli

• Epiglottis

• Bronchi

• Larynx

Breathing in; taking air into the lungs

• Respiration

• Inspiration

• Expiration

• Ventilation

The exchange of carbon dioxide and oxygen between the tissue cells and the bloodstream

• Internal respiration

• Oxygenation

• Respiratory rate

• Chemical respiration

Tags

NGSS.MS-LS2-3

Voice box

• Xiphoid process

• Larynx

• Pharynx

• Trachea

Hairlike projections

• Cilia

• Bronchioles

• Milia

• Filia

Bony and cartilaginous partition that separates the nasal cavity into two sections

• Trachea

• Pharynx

• Bronchi

• Nasal septum