Lesson 7, Chapter 2 Flashcards
Inhale
Breathe air in
Exhale
Breathe air out
Nostrils
The openings in the nose
Nasal cavities
Two large spaces behind your nostrils
Nasal septum
The structure that separates the nasal cavities from each other
Olfactory nerves
Nerves that contain sensory neurons for the sense of smell
Olfactory bulb
A structure in the frontal lobe of the brain that perceives the sensation of smell
Olfactory tract
Neurons which leave the olfactory bulb and travel to the limbic system
Limbic system
Part of the brain that associates the sense of smell with memories and emotions
Nasopharynx
The uppermost area of the throat
Pharynx
Throat
Uvula
The piece of tissue that hangs down at the back of the throat
Vocal cords
The structures in the larynx that vibrate to generate sound
Larynx
The voice box
Pitch
How high your voice sounds
Glottis
The two vocal cords and the space between them
Epiglottis
A flap of tissue that closes off the trachea when you swallow
Trachea
The tube that runs from the throat to the lungs
Oropharynx
The area of the pharynx just below the nasopharynx
Laryngopharynx
The lowest area of the throat
Primary bronchi
Two tubes that branch off the trachea and lead into the lungs
Secondary bronchi
Tubes that branch off the primary bronchi and lead to the lobes of the lungs
Tertiary bronchi
Tubes that branch off the secondary bronchi
Bronchioles
Tubes that branch off the tertiary bronchi
