Respiratory Structures & Functions

The primary function of the respiratory system is to:

• transport nutrients

• regulate body temperature

• exchange gases

• digest food

List the 3 major parts of the respiratory system.

• Nose, Trachea, Lungs

• Heart, Veins, Arteries

• Brain, Spinal Cord, Nerves

• Stomach, Intestines, Liver

The nose is divided into two nostrils by the ___ ___.

• nasal septum

• nasal cavity

• nasal bone

• nasal passage

Match these structures to the appropriate label on the diagram.

• Trachea

• A

• Larynx

• B

• Bronchus

• C

Match these structures to the appropriate label on the diagram.

• Pharynx

• C

• Bronchioles

• B

• Diaphragm

• A

As air passes through the nasal cavity, it is:

• warmed and humidified

• cooled and dried

• filtered and cooled

• compressed and expanded

The function of mucus is to:

• protect and lubricate surfaces

• aid in digestion

• provide structural support

• regulate temperature

Tags

NGSS.MS-LS1-2

The function of the cilia of ciliated mucosa is to:

• trap and remove particles and pathogens

• produce mucus

• absorb nutrients

• secrete hormones

Tags

NGSS.MS-LS1-2

Food and liquids are diverted away from the trachea by the ___.

• epiglottis.

• larynx.

• esophagus.

• pharynx.

Complete these statements about the larynx.

Located ​ (a)   to the pharynx.

• inferior
• anterior
• posterior
• superior

Tags

NGSS.MS-LS4-2