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BIOD 151 Module 5 Questions & 100% correct Answers- Latest Test | Graded A+ | Passed $12.49   Add to cart

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BIOD 151 Module 5 Questions & 100% correct Answers- Latest Test | Graded A+ | Passed

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  • Course
  • BIOD 151
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  • BIOD 151

Orbicularis Oculi Ξ -:- Action: eye closure Innervation: facial nerve (CN VII) Temporalis Ξ -:- Action: Elevates mandible, closes jaw Innervation: trigeminal nerve (CN V, mandibular branch) Orbicularis Oris Ξ -:- Action: mouth closure: closes lips, protrudes lips forward, presses lips a...

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  • August 27, 2024
  • 26
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIOD 151
  • BIOD 151
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E x c e l l e n c e i s k e y | 2 0 2 0 2 5 ~ P a g e |1




BIOD 151 Module 5 Questions & 100%
correct Answers- Latest Test | Graded A+ |
Passed
Orbicularis Oculi

Ξ -:- Action: eye closure



Innervation: facial nerve (CN VII)



Temporalis

Ξ -:- Action: Elevates mandible, closes jaw



Innervation: trigeminal nerve (CN V, mandibular branch)



Orbicularis Oris

Ξ -:- Action: mouth closure: closes lips, protrudes lips forward, presses lips against

teeth



Innervation: facial nerve (CN VII)



Zygomaticus major/minor

Ξ -:- Action: pull corners of lips upward



Innervation: facial nerve (CN VII)



Risorius

Ξ -:- Action: pulls the corners of the mouth posteriorly (grin or grimace)



Innervation: facial nerve (CN VII)


26/08/2024 | © Copyright- This work may not be copied for profit.

, E x c e l l e n c e i s k e y | 2 0 2 0 2 5 ~ P a g e |2




Frontalis (occipitofrontailis)

Ξ -:- Action: raise eyebrows



Innervation: facial nerve (CN VII)



Buccinator

Ξ -:- Action: compress chterm-50eeks



Innervation: facial nerve (CN VII)



Masseter

Ξ -:- Action: jaw closure



Innervation: trigeminal nerve (CN V, mandibular branch)



Semispinalis Capitis

Ξ -:- Origin: articular processes of inferior cervical & transverse process of superior

thoracic vertebrae



Insertion: occipital bone



Action:

- Bilateral: extend head

- Unilateral: laterally flexes neck to same side



Innervation: spinal nerves



Sternocleidomastoid




26/08/2024 | © Copyright- This work may not be copied for profit.

, E x c e l l e n c e i s k e y | 2 0 2 0 2 5 ~ P a g e |3


Ξ -:- Origin: sternal end of clavicle and manubrium



Insertion: mastoid region of skull



Action:

- Bilateral: neck flexion

- Unilateral: turns face to opposite side



Innervation: accessory nerve (CN XI)



Splenius Capitis

Ξ -:- Origin: spinous process/ligaments of inferior cervical vertebrae



Insertion: mastoid process, occipital bone of skull



Action:

- Bilateral: extend head

- Unilateral: laterally flexes neck to same side



Innervation: cervical spinal nerves



Longissimus cervicis

Ξ -:- Origin: transverse processes of superior thoracic vertebrae



Insertion: transverse process of middle and superior cervical vertebrae



Action:

- Bilateral: extend head

- Unilateral: laterally flexes neck to same side




26/08/2024 | © Copyright- This work may not be copied for profit.

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