Introduction to Veterinary Science (3rd Edition) Chapter 5: The Respiratory System Review Questions

True or False: Mucus lines the epithelial tissue in the nostrils.

true

True or False: The cartilage rings of the trachea are shaped like an O.

false

The ____ is the common area shared by the nose and throat.

pharynx

The human larynx is sometimes called the

adam's apple

The trachea branches into two

bronchi

Gas exchanges occur in the smallest openings of the respiratory system. These openings are called

alveoli

The muscles between the ribs are called the

intercoastal muscles

Name the reflex action that occurs when there is an irritation in the nose.

sneeze

What substance lines the lungs, making them easier to intiate?

pleura

What controls the rate of respiration?

the brain, special receptors (carotid and aortic arteries) send signals to the brain

What is the normal respiration rate for a dog?

22 bpm

What plays a more signicant role in the control of respiration, oxygen, or carbon dioxide?

carbon dioxide

What medical tool is used to evaluate breathing?

stethoscope

What species can develop a condition referred to as roaring?

a horse