click below
click below
Normal Size Small Size show me how
Spinal practicle 2.1
Actions
| Question | Answer |
|---|---|
| Frontalis belly, epicranius | Pulls scapl foward, wrinkles forehead and raises eyebrows |
| Occipitalis belly, epicranius | Pulls scalp backwards |
| Procerus | Depresses eyebrows medially |
| Compressor naris | Compresses cartilage at the bridge of the nose |
| Dilatator naris | Widens, dilates nostril and anterior nasal aperture |
| Depressor septi | Widens nostril |
| Corrugator supercilii | Draws eyebrow medially and down |
| Levator Labii Superioris | Raises and everts upper lip |
| Levator Labii Superioris Alequae Nasi | Raises and everts upper lip; dilates notrils |
| Zygomaticus minor | Raises upper lip, produces nasolabial groove |
| Zygomaticus major | Draws angle of mouth up and out |
| Levator anguli oris | Raises angle of mouth, produces nasolabial groove |
| Orbicularis oris | Close mouth, purse and protrude lips |
| Buccinator | Compresses cheeks against teeth |
| Mentalis | Raises and protrudes lower lip |
| Depressor labii inferioris | Draws lower lip down |
| Depressor anguli oris | Draws corner of mouth down and out |
| Levator palpebra superioris | Elevates upper eyelid |
| Superior rectus | Elevates and adducts the cornea, intorsion |
| Inferior rectus | Depresses and adducts the cornia, extorsion |
| Medial rectus | Adducts cornea |
| Lateral rectus | Abducts cornea |
| Superior oblique | Depresses and abducts cornea, intorsion |
| Inferior Oblique | Elevates and abducts cornea, extorsion |
| Temporalis | Elevates and retracts mandible |
| Masseter | Elevates and protracts mandible |
| Medial pterygoid | Elevate and protract mandible, assits in gliding or rotatory movement |
| Lateral Pterygoid | Protracts mandible, pulls disc forward, depress chin and assist in gliding rotatory movement |