Terms in this set (40)
3 layers of pharynx from inner most to superficial
Why is mucus membrane present in pharynx?
Open to exterior
different epithelium of mucus membrane
cilated columnar at proxmial end (contains goblet cells)
stratified squamous at distal end
Fibrous layer is thicker at what end?
Thins as it moves distally (less protective distally)
Muscular layer is innervated by what 2 nerves?
CN IX and CN X
posterior to nasal cavity and superior to soft palate
Nasopharynx runs from and to?
choanae to uvula (C2)
Choanae Char by (2)
Opening at back of nose, connects nose and throat
Choanae serves as a boundary from b/t?
nasal cavity and nasopharynx
Torus tubaris char by
opening of pharyngotympanic tube
Torus tubaris structure?
C shaped piece of cartilage covered by mucus membrane
elevation marking the cartilaginous portion of the eustachian tube
Pharyngotympanic (Eustachian/auditory) tube: Tube goes from?
Back of nose to middle ear
Pharyngotympanic (Eustachian/auditory) tube: Used for?
(helps balance pressure) (pop ears when in plane)
Pharyngotympanic (Eustachian/auditory) tube: Pathology
Germ highway (ear infection)
Salpingopharyngeal muscle and fold:
Fold vs muscle
Fold -->Muscle covered by mucus membrane
Muscle extends from nasopharynx down into oropharynx
Salpingopharyngeal muscle and fold: location?
inferior to torus tuberis going toward oropharynx
Pharyngeal tonsil (adenoids): where is it located
Found on roof of nasopharynx (R and L)
Pharyngeal tonsil refered to adenoids if?
posterior to oral cavity (runs from ubula to epiglottis (C2-C3/4)
Soft palate, Tongue, Lingual Tonsil, Palatine tonsil in throat, Palatoglossal (anterior) arch/fold, palatopharyngeal (posterior) arch/fold
Soft Palate runs from?
hard palate of mouth becoming soft palate in oropharynx
What is found at the end of the soft palate
Tongue as it relates to oropharynx
Predominantly in oral cavity but posteior 1/3 of tongue is in oropharynx
Lingual tonsil Location
Under mmucus membrane at base of tongue
lingual tonsil contains many masses of?
Palatine tonsil location
in throat (R and L)
Palatine tonsil removed if what pathology occures
Palatine tonsil stucture
Encapsulated masses of lymphoid tissue in oropharynx
Palatoglassal (anterior) arch/fold funs from/to?
from palate to tong
Palatoglossal muscle is found?
Underneath mucus membrane at Palatoglassal (anterior) arch/fold
Palatopharyngeal (posterior) arch/fold runs from
palate to oropharynx
Palatine tonsils are in between?
palatooglosssal and palatoopharyngeal archs
Palatopharyngeal arch found just posterior to?
Palatoglassal arch found b/t
between soft palate and tongue
Laryngopharynx vertebral locaiton?
Laryngopharynx char by
last place where respiratory and digestive systmes are together
Epiglottis and pissiform fassa (recess)
Epiglottis is made out of what
When swollen epiglottis covers
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