BIOM20002 Lecture Notes - Lecture 43: Soft Palate, Pharynx, Lingual Papilla

• School: University of Melbourne
• Department: Biomedicine
• Course: BIOM20002
• Professor: All

Document Summary

Lecture 43 upper respiratory tract: nasal and oral cavities, larynx and pharynx. It is easier for bacteria to drop down into maxillary sinus from nasal cavity in a normal upright position, and it is also harder for them to be drained back against gravity. Lips speaking and grasping food or sucking liquid. Roof is made of hard palate formed by two bones (maxilla and palatine bone) Floor is made up of (cid:373)a(cid:374)di(cid:271)les a(cid:374)d (cid:858)diaphrag(cid:373) (cid:373)us(cid:272)le(cid:859) (cid:272)alled (cid:373)ylohyoid (cid:373)us(cid:272)le: mandible is deficient inferiorly, mylohyoid muscle closes off the floor of mouth to contain everything. Intrinsic muscles of tongue: attached to each other within the substance of the tongue, does not change the position of tongue; rather change the shape. Teeth: functions, chewing, shape adapted to function, compositions, canine sharp; good for anchoring meat and ripping meat off, premolars (2) and molars (3) gridding.