5 Written questions
5 Matching questions
- CN # 7
- floor of mouth
- extrinsic muscles of the tongue
- sternocleidomastoid muscle
- a assist in the movement and functioning of the tounge
- b originates- clavicle, insertion- mastoid process of temporal bone, action- turns head from left to right, innervation- CN # 11
- c facial nerve
- d together the geneohyoid a d mylohyoid muscles form what?
- e which muscle has two bellys, posterior and anterior?
5 Multiple choice questions
- origin- masseter muscle, inserts- angle of the mouth, action- widens mouth opening, innervation- CN # 7
- origin- sternum and clavicle, inserts- hyoid bone, action- depresses hyoid bone, and aids in swallowing, innervated- cervical nerves, long and thin
- origin- zygomatic bone, inserts- at corner of lip, action- elevates commisures of lips for smiling, innervation- CN #7
- origin- scapula, inserts- into hyoid bone, action- depresses hyoid bone, and aids in swallowing, innervated- cervical nerves, Long and thin
- both are neccessary for chewing and speaking
5 True/False questions
bells palsey → syndrome that affects CN # 7- facial nerve, the muscles that are stimulated by the facial nerve do not get stimulated on either the right or the left side, droopy eyelids, or frown, has the appearance of a stroke, idiopathic- questionable cause, it is not known why or how it starts or goes away.
moves to the left → when right lateral ptergoid muscles contracts the mandible does this, and vice versa if the left one were to contract.
epicranial muscle → originates- occipital bone, insertion- scapula, action- shoulder shrug, innervation- CN # 11
buccinator → origin- alveolar process of maxilla and pterygoid mandibular raphae, insertion- angle of mouth, action- it pushes the food bolus over the occlusal surface of posterior teeth, innervation- CN #7, * Only muscle of facial expression that does not give a facial expression, really aids in chewing *
temporalis → what muscles shapes the coronoid process