Respiratory Organs and Structures

Multiple Choice

The body has a ___ to ___ minute supply of oxygen.

• 2 to 3

• 8 to 12

• 4 to 6

Multiple Choice

The nasal cavities are lined with

• pleura

• boogers

• mucous membrane

• epithelial cells

Multiple Choice

Nasal cavities have a rich blood supply

• True

• False

Multiple Choice

What are cilia?

• Tiny hair like structures in the nasal cavities

• Finger like extensions that trap mucous in the lungs

• A lining in the larynx that traps dust and other particles

Multiple Choice

____________ _____ drain tears from the eye to the nose to provide additional moisture.

• Nasolacrimal ducts

• Eustachian tubes

• Tear ducts

Multiple Choice

What tonsils are located in the nasopharynx

• Palatine

• Pharyngeal

• lingual

Multiple Choice

The trachea has a series of c-shaped cartilages, which are open on to the ______, or back surface of to keep the trachea open.

• ventral

• superior

• anterior

• dorsal

Multiple Choice

The alveoli are made of ___ layer of squamous epithelial tissue.

• one

• two

• three

• four

Multiple Choice

Which lung has three lobes?

• Right

• Left