Respiratory

External nose

External nose

encloses the chamber for air inspiration.

Nasal Cavity

8snancleaning, warming, and humidifying chamber for inspired air

Pharynx

is commonly called throat. It serves as a common passageway for food and air

Larynx

frequently called the “voice box”. Its rigid structure helps keep the airway constantly open, or patent.

Trachea

commonly known as the “windpipe”. It serves as an air-cleaning tube to funnel inspired air to each lung

Bronchi

are tubes that direct air into the lungs

Lungs

is a labyrinth of air tubes and a complex network of air sacs, called alveoli, and capillaries

Respiration

what we call “breathing”, 9s critical for homeostasis

Ventilation

movement of air into and out of the lungs

Respiration

the diffusion of gases across plasma membranes

Pulmonary Respiration, Systematic Respiration

two major types of respiration within the body

Pulmonary Respiration

(external respiration) which is the movement of gases between atmospheric air in the lungs and the blood

Systemic Respiration

(internal respiration) which is the movement of gases between the blood and the body’s cells