Dysphagia Study Terms And Questions with Rationales| Latest 2024 (500 + Quizzes)
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Course
Dysphagia
Institution
Dysphagia
What is the only mobile facial bone of the skull? and what is its joint?
-Mandible
-Temporomandibular joint
Which cervical vertebrae are typically associated with the location of the upper
esophageal sphincter?
C5-C6
What are the 3 facial bones that form the skeletal framework for the oral ca...
Dysphagia Study Terms And Questions
with Rationales| Latest 2024 (500 +
Quizzes)
The middle & superior conchae provide the lateral nasal skeletal framework for the
middle and superior turbinates that extend into the nasal cavity from this bone: -Sphenoid
-Maxilla
-Ethmoid
-Palatine
Ethmoid
What are the 6 skull bones that comprise the cranium?
1.Frontal
2.Parietal
3.Occipital
4.Temporal
5.Sphenoid
6.Ethmoid
What is the only mobile facial bone of the skull? and what is its joint?
-Mandible
-Temporomandibular joint
Which cervical vertebrae are typically associated with the location of the upper
esophageal sphincter?
C5-C6
What are the 3 facial bones that form the skeletal framework for the oral cavity?
1. Mandible
2. Maxilla
3. Palatine
What are the 3 muscles that elevate the mandible during mastication? and what is the
CN source of innervation?
,1. Masseter (internal & external)- CN V
2. Temporalis- CN V
3. Medial internal pterygoid- CN V
What are the 2 muscles that depresses the mandible during mastication? and what is the CN
source of innervation?
1. Lateral (external)
2. Pterygoid- CN V
What are the 2 muscles within the anterior and posterior faucial pillars?
1. Palatoglossus
2. Palatopharyngeus
True or False (characteristics of saliva): Normal salivary secretion ranges from 1.0 to 1.5L
per day.
True
True or False (characteristics of saliva): Saliva contains an enzyme for digesting starches.
True
True or False (characteristics of saliva): Saliva only serves the purpose of lubrication of
dry foods.
False
True or False (characteristics of saliva): Saliva controls pathogenic bacteria responsible
for dental caries.
True
True or False (characteristics of saliva): Saliva is only produced by the parotid glands.
False
True or False (characteristics of saliva): Saliva contains mucus for lubrication.
True
True or False (characteristics of saliva): Innervation to salivary glands is supplied
from sympathetic nervous system pathways.
False
What is the muscle that elevates the soft palate? and its CN innervation?
Levator palatini- CN X
,What are the 2 muscles that contract to prevent forward pressure escape during the oral
phase? CN innervation source?
1. Orbicularis oris- CN VII
2. Buccinator- CN VII
What are the 3 major muscles lining the posterior pharyngeal wall?
Superior, middle, and inferior constrictor muscles
What are the 2 portions of the inferior constrictor muscles of the pharynx?
1. Thyropharyngeus
2. Cricopharyngeus
What muscle elevates the pharynx during the pharyngeal swallow?
Palatopharyngeus
What are the 4 adductor muscles of the larynx?
1. Thyroarytenoid
2. Cricothyroid
3. Lateral cricoarytenoid
4. Interarytenoid
What is the abductor muscle of the larynx?
posterior cricoarytenoid
What are the 3 levels of folds in the larynx that close during the pharyngeal phase?
1. True vocal folds
2. Ventricular folds (false folds)
3. Aryepiglottic folds
Onset of swallowing begins with contraction of this muscle first.
Mylohyoid
CN I Olfactory
Sense of smell
CN V Trigeminal
-General sensation to the oral cavity
-General sensation to the face and lips
CN VII Facial
, -Taste to the anterior 2/3 of the tongue
CN IX Glossopharyngeal
-Taste to the posterior 1/3 of the tongue
-General sensation to the faucial pillars
CN X Vagus (internal branch SLN)
-General sensation to the oro- and laryngopharynx (aka hypopharynx)
-General sensation to the laryngeal vestibule and surface of the vocal folds
CN X Vagus (RLN)
-General sensation to the subglottal portion of the vocal folds and trachea
What are the 2 high-pressure segments located at the entry and exit from the esophagus?
-Upper esophageal sphincter
-Lower esophageal sphincter
True or False: The adult human esophagus is 18-25 cm in length.
True
True or False: The esophagus connects the trachea to the stomach.
False
True or False: The esophagus remains flattened or collapsed between swallows.
True
True or False: The esophagus is a muscular tube with cervical, thoracic, and
abdominal regions.
True
True or False: The muscularis propria portion of the esophagus is composed only of
smooth muscle.
False
True or False: Esophageal peristaltic contraction is a volitional response.
False
True or False: Esophageal peristalsis can only be triggered by an oropharyngeal swallow.
False
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