5 Written Questions
5 Matching Questions
- tic delereux
- floor of mouth
- suprahyoid muscles
- obicularis oris
- a raise hyoid bone, and does not articulate with any other bone
- b origin- soft tissue around mouth, inserts- soft tissue around mouth, action- closes lips to a sucking or pursing action, innervation- CN #7
- c together the geneohyoid a d mylohyoid muscles form what?
- d how many muscles of mastication are there?
- e aka as trigeminal neuralgia, CN # 5 can be hypersensitive, or muscle goes into tonic contraction and stays, can be very painful, typically only experienced on the right or left, painful to chew, idiopathic- questionable cause, typically pain comes and goes
5 Multiple Choice Questions
- depress hyoid bone, all are innervated by cervical nerves, and all aid in swallowing
- originates- occipital bone, insertion- scapula, action- shoulder shrug, innervation- CN # 11
- 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 *
- which nerve will stimulate that muscle to contract
- along forehead above orbit, raised eyebrows or scrunched forehead.
5 True/False Questions
CN # 7 → facial nerve
risorius → on moveable bone, bone will move as a result of muscle action- what results from contraction
multiple directions → which nerve will stimulate that muscle to contract
zygomaticus → origin- zygomatic bone, inserts- at corner of lip, action- elevates commisures of lips for smiling, innervation- CN #7
moves to the left → when right lateral ptergoid muscles contracts the mandible does this, and vice versa if the left one were to contract.