Card Set Information
SLP Anatomy Physiology
SLP, Anatomy & Physiology, A&P
Which muscles make up the mandibular elevators?
Which mandibular elevators make up the mandibular sling?
The ____ muscle pulls the tongue up and is attached ____.
The styloglossus muscle does what?
Pulls the tongue back with a slightly elevating effect
What does the hyoglossus muscle do?
Pulls the tongue down
What does the genioglossus do?
Pulls the tongue forward
Describe the genioglossus.
It has 4 bellies and attaches at the midline of the tongue
What are the main muscles of the velum?
Levator veli palatini
The "l" sound is made by using which muscles?
Contract vertical muscles of the tongue to flatten and use hyoglossus to pull sides down
What does the orbicularis oris do?
Closes the mouth and puckers the lips
What does the buccinator do?
Compresses the lips and cheeks against the teeth; draws corners of the mouth laterally. It is the primary muscle of the cheek.
What does the risorius muscle do?
Draws the angle of the mouth laterally, courses horizontally
Of which bone are the pterygoid plates a part?
Where is the condyloid process?
Located on the back of the ramus
Where is the coronoid process?
Located on the front of the ramus
To which part of the sphenoid bone are the pterygoid muscles attached?
The lateral pterygoid plate
Which mandibular muscle does not directly depress the mandible?
External pterygoid muscle
Name the mandibular depressors.
Anterior belly of digastric
External (lateral) pterygoid plate
Which muscle runs between the geniohyoid and the anterior belly of digastric?
Mylohyoid (runs between which two muscles)
Geniohyoid runs parallel to which muscle?
Anterior belly of digastric (runs parallel to which muscle)
Which part of the tongue is most capable of lifting itself without the use of extrinsic muscle power?
Tip of the tongue
Origin and insertion of palatoglossus
: Midline of palate
: Side of tongue dorsum
Origin and insertion of syloglossus
: Styloid process of temporal bone
: Lateral margins of tongue
Origin and insertion of hyoglossus
: Greater cornu of hyoid bone
: Sides of tongue dorsum
Origin and insertion of genioglossus
: Midline of lingual surface of mandible
: Entire base of tongue at midline
The cricopharyngeus muscle serves as the link between what muscle and the esophagus?
inferior pharyngeal muscle
Which bone houses the auditory complex?
To which oro-facial muscle is the superior pharngeal constrictor connected laterally?