Pharynx and soft palate Flashcards
what is the pharynx located between (2)
base of skull and C6/lower border of cartilage
what are the areas of the pharynx (3)
nasopharynx, oropharynx, laryngopharynx
what do pharynx muscles close posteriorally (3)
nose, mouth, pharynx
which muscles close the nose mouth and pharynx (2)
pharyngobasilar fascia and oesophagus
what do pharyngeal constrictors do
contract sequentially when swallowing
pharyngeal constrictors (6)
pharyngobasilar fascia, superior constrictor, middle constrictor, inferior constrictor, cricopharyngeus, oesophagus
what divides the pharyngeal constrictors
median raphae
what are the internal pharyngeal muscles (3)
salpingopharyngeus, palatopharyngeus, stylopharyngeus
nasopharynx features (8)
auditory tube opening, tubal elevation, pharyngeal tonsil, salpingopharyngeal folds, uvula, cartilagenous auditory tube, salpingopharyngeus muscle, superrior constrictor
Oropharynx features (9)
palatoglossal arch, vallecula, epiglottis, palatine tonsil, palatopharyngeal arch, uvula, superior constrictor, palatoglossus muscle, palatopharyngeus muscle
another name for the pharyngeal tonsils
adenoids
laryngopharynx features (7)
aryepiglottic fold, epiglottis, laryngeal inlet, piriform recess, cricoid cartilage mucous membrane, oesophagus, trachea
what nerve mainly supplies sensation for the pharynx
pharyngeal branches of the glossopharyngeal nerve CNIX
sensory nerve supply for nasopharynx
pharyngeal branches of the maxillary nerve from trigeminal nerve CNV2
CNV1
ophthalamic
CNV2
maxillary
CNV3
mandibular
sensory oropharynx supplied by
glossopharyngal nerve CNIX pharyngeal branches
sensory laryngopharynx supplied by
internal laryngeal nerve from vagus CNX
motor pharynx innervation mostly from
vagus CNX
which muscle is not innervated by vagus
stylopharyngeus
muscles of the pharynx (6)
salpingopharyngeus, palatopharyngeus, superior constrictor, stylopharyngeus, middle constrictor, inferior constrictor
which pharyngeal muscle attaches to the exterior of the eustachian tube
salpingopharyngeus
what nucleus is in the pharynx
nucleus ambiguus
what are the parts of the soft palate (6)
palatine process of maxilla, horizontal plate of palatine bones, palatine aponeurosis, musculus uvulae, palatine glands, mucous membrane
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