Occlusion L6. Masticatory System and Functions

swallowing

deglutition = ___

3

deglutition (swallowing- passing of food thru esophagus to stomach) occurs in __ stages

suprahyoid, infrahyoid

deglutition involves contraction of the ___ and ___ muscles (assist with transfer)

somatic & visceral

What are the two types of swallowing?

dorsum, bolus, palate, together, reflex wave, plarynx

In stage 1 of swallowing, food is placed on the __ of tongue after chewing. Here, food is in the form of a ___.

The tongue is pressed against the ___; Lips are ___; Teeth are brought ___; ___ ___ is initiated; then the tongue presses food bolus backwards to the ___

peristatic wave, pharyngeal constrictor, esophagus, posterior pharyngeal, nasal, epiglottis, choke, pharyngeal orifes, clogged ears

In stage 2 of swallowing, a ___ ___ is caused by contraction of the ___ ___ muscles. Food reaches the ___.

The soft palate rises to touch the ___ ___ wall, sealing __ passages.

Additionally, the _____ blocks the pharyngeal airway to the trachea, sealing the airway. If this fails, you ___.

Lastly, ____ ___ of the Eustachian tubes open, equalizing ___ __. If this fails, you have ___ ___.

first stage

what stage

second stage

what stage

3, voluntary (somatic), involuntary (visceral)

In stage __ of swallowing, food finally passes through the esophagus to the stomach.

Muscles in the upper position of the esophagus are mainly _____.

Muscles in the lower position of the esophagus are entirely ____.

third stage

what stage

speech

Occurs when air is forced from the lungs through the larynx and the oral cavity

diaphragm, expiration

Speech is facilitated by the ___ and occurs during the ___ stage of respiration

pitch

controlled contraction and relaxation

vocal cords

pitch is facilitated by the ___ __

resonance, articulation

___ and ___ are determined by precise forms of mouth and varying relationships of lips, tongue, palate, and teeth

T

T or F: The lips, teeth, tongue/palate generate different sounds