Jarvis 17 (NoseMouth&Throat) Flashcards
The ____is the first segment of the respiratory system. It warms, moistens, and filters inhaled air and is the sensory organ of smell, innervated by cranial nerve I.
nose
(Jarvis Ch 17)
The nose is the first segment of the ______ system. It warms, moistens, and filters inhaled air and is the sensory organ of smell, innervated by cranial nerve I.
respiratory
(Jarvis Ch 17)
The nose is the first segment of the respiratory system. It ____, _____, and _____ air and is the sensory organ of smell, innervated by cranial nerve I.
warms, moistens, and filters inhaled
(Jarvis Ch 17)
The ____ is the sensory organ of smell, innervated by _____
nose, CN I
(Jarvis Ch 17)
Externally, the nose is shaped like a triangle. It consists of ___, ____, ____, ____, and ____
a bridge, a tip, two nares, a columella that divides the nares, and two ala (or wings at each side of the nose)
(Jarvis Ch 17)
a _____ divides the nares of the nose
columella
(Jarvis Ch 17)
Internally, the nasal cavity extends
back over the roof of the mouth
(Jarvis Ch 17)
Nasal hairs and ciliated mucous membranes filter ____ and ____
dust and bacteria
(Jarvis Ch 17)
The _____ divides the nasal cavity into two air passages.
septum
(Jarvis Ch 17)
The ______ septum holds Kiesselbach’s plexus, the most common site of nosebleeds. The turbinates are bony projections that help warm, humidify, and filter inhaled air. The sinuses drain into the middle meatus, and the nasolacrimal ducts drain into the inferior meatus.
anterior
(Jarvis Ch 17)
The anterior septum holds ______, the most common site of nosebleeds. The turbinates are bony projections that help warm, humidify, and filter inhaled air. The sinuses drain into the middle meatus, and the nasolacrimal ducts drain into the inferior meatus.
Kiesselbach’s plexus
(Jarvis Ch 17)
What is the most common site of nosebleeds? The turbinates are bony projections that help warm, humidify, and filter inhaled air. The sinuses drain into the middle meatus, and the nasolacrimal ducts drain into the inferior meatus.
Kiesselbach’s plexus
(Jarvis Ch 17)
The _____ are bony projections that help warm, humidify, and filter inhaled air. The sinuses drain into the middle meatus, and the nasolacrimal ducts drain into the inferior meatus.
turbinates
(Jarvis Ch 17)
The turbinates are bony projections that help ____, ___, and ____ inhaled air.
warm, humidify, and filter
(Jarvis Ch 17)
The sinuses drain into the middle meatus, and the nasolacrimal ducts drain into the inferior meatus.
sinuses
(Jarvis Ch 17)
The sinuses drain into the
middle meatus
(Jarvis Ch 17)
The nasolacrimal ducts drain into the
inferior meatus
(Jarvis Ch 17)
The ______ drain into the middle meatus
sinuses
(Jarvis Ch 17)
The _____ ducts drain into the inferior meatus.
nasolacrimal
(Jarvis Ch 17)
The _____ ______ are air-filled pockets in the cranium.
paranasal sinuses
(Jarvis Ch 17)
The paranasal sinuses are:
air filled pockets in the cranium
(Jarvis Ch 17)
The paranasal sinuses do what three things?
lighten the weight of the skull, serve as sound resonators, and provide mucus
(Jarvis Ch 17)
The ______ is the first segment of the digestive system and an airway for the respiratory system. It also contains taste buds and aids in speech production.
mouth
(Jarvis Ch 17)
The mouth is the first segment of the _______ system and a(n) airway for the respiratory system. It also contains taste buds and aids in speech production.
digestive
(Jarvis Ch 17)