FINALS: Pharynx Flashcards
Pharynx as a respiratory organ is a muscular passage from the…
Nasal cavity to larynx
Pharynx is shared by 2 systems
Respiratory
Digestive
Other name of Pharynx
Throat
3 regions of the pharynx
Nasopharynx
Oropharynx
Laryngopharynx
Pharynx as a digestive organ is a muscular passage from….
Oral cavity to esophagus
Communication bet tympanic membrane and nasal cavity
Opening of eustachian tube
Region of pharynx where you can locate opening of Eustachian tube
Nasopharynx
Superior region behind nasal cavity
Nasopharynx
Middle region
Behind mouth
Oropharynx
Inferior region
Attached to larynx
Laryngopharynx
Regions of pharynx shared by Respi and Digestive systems.
Common passageway of food and air
Oropharynx
Laryngopharynx
Highly flexible
It closes the larynx so that food is only directed to esophagus
Epiglottis
Pharynx is suspended from
Base of skull to c6
Pharynx lies bet the bodies of the vertebrae and LARYNX between _
c4 to c6
Pharynx become continuous with the esophagus at
C6
3 types of muscular components of pharynx
Superior
Middle
Inferior constrictors
Point of attachment of the muscular components or constrictors of pharynx
Posterior midline raphe or PHARYNGEAL RAPHE
Structures assoc to the pharynx
Auditory tubes that enter the nasopharynx Tonsils pharyngeal or adenoids - nasopharynx palatine-oropharynx lingual-base of tongue
Not a constrictor because it remains open
Lies behind nasal and oral cavities
Superior constrictor muscle
Superior constrictor muscle is assoc to what muscle
Buccinator
Superior constrictor muscle:
Origin
Insertion:
O: pterygomandibular raphe
- mylohyoid line of the mandible
- medial pterygoid plate
Insertion:
apex of the petrous of temporal bone and pharyngeal tubercle of the occ bone (basilar part)
Constrictor that Lies behind the tongue and larynx
Middle constrictor muscle