Also known as the voice box that extends from the root of the tongue (very important for voice speech: vocal cords)

• larynx

• pharynx

• trachea

• esohpagus

Also known as the windpipe

• larynx

• pharynx

• trachea

• esohpagus

receives air from the nasal cavity and air, food, and water from the oral cavity

• larynx

• pharynx

• trachea

• esohpagus

acts as a trapdoor, which prevent from food and liquid entering the trachea during swallowing

• larynx

• pharynx

• trachea

• epiglottis

thicker, wider and shorter bronchus

• right bronchus

• left bronchus

the right lung is separated by what fissures?

• oblique fissure

• horizontal fissure

where gas exchange occurs

the left lung is separated by what fissures?

• oblique fissure

• horizontal fissure

external respiration

• happens in the lungs

• happens in the tissues

internal respiration

• happens in the lungs

• happens in the tissues