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S&F: Exam 2 > Muscles > Flashcards

Muscles Flashcards

0
Q

Scalenus anterior/medial

A

O-Transverse processes of cervical vertebra

I- Rib 1

Action- Flex neck; elevate rib 1

N- Ventral rami of cervical spinal nerves

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1
Q

Sternocleidomastoid

A

O- 1)Manubrium of sternum
2)Medial 1/3 of clavicle

I-Mastoid process (temporal bone)

Action- Flex neck; rotate head to opposite side

N-Accessory Nerve (XI)

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2
Q

Omohyoid

A

O- Medial scapula

I- Hyoid

Action- Depresses hyoid bone

N- Ansa cervicalis

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3
Q

Sternohyoid

A

O- Manubrium of sternum

I- Hyoid

Action- Depresses hyoid

N- Ansa cervicalis

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4
Q

Sternothyroid

A

O- Manubrium of sternum

I- Thyroid cartilage

Action- Depresses thyroid cartilage; indirectly depresses hyoid and larynx

N- Ansa cervicalis

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5
Q

Thyrohyoid

A

O- Thyroid cartilage

I- Hyoid

Action- Depresses hyoid; elevates larynx

N- C1 (hitchiking branch on hypoglossal nerve)

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6
Q

Digastric

A

O- Mastoid notch (temporal bone); mandible

I- Hyoid

Action- Elevates hyoid; depresses mandible

N- V (anterior) & VII (posterior)

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7
Q

Stylohyoid

A

O-Styloid process of temporal bone

I- Hyoid

Action- Elevates hyoid

N- VII

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8
Q

Mylohyoid

A

O-Mandible

I- Hyoid

Action- Elevates hyoid; raises floor of mouth when swallowing

N- V3

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9
Q

Geniohyoid

A

O- Mandible (inner side)

I- Hyoid

A- Elevates hyoid; draws hyoid forward

N- C1 (hitch-hiking branch of hypoglossal)

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10
Q

Masseter

A

O- Zygomatic arch

I- Lateral side of ramus (mandible)

A- Elevate mandible

N- V3

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11
Q

Temporalis

A

O- Temporal bone

I- Coronoid process (mandible)

A- Elevates, retrudes mandible

N- V3

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12
Q

Medial Pterygoid

A

O- Lateral pterygoid plate; medial side

I- Medial side of ramus (mandible)

A- Elevates mandible

N- V3

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13
Q

Lateral Pterygoid

A

O- Lateral pterygoid plate (lateral side); greater wing of sphenoid

I- 1) Neck of mandible 2) Articular disc of TMJ

A- Depress; protrude mandible

N- V3

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14
Q

Longus colli

A

O-Transverse processes of lower cervical vertebra

I-Bodies of upper cervical vertebra

A- Flex neck

N- Cervical ventral rami

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15
Q

Longus capitis

A

O- Transverse processes of C3-C5

I-Occipital Bone

A-Flex neck

N- Cervical ventral rami

16
Q

Rectus capitis anterior

A

O- Atlas

I- Occipital bone

A- Flex neck

N- Cervical vental rami

17
Q

Rectus capitis lateralis

A

0- Atlas (transverse processes)

I- Occipital bone

A- Flex neck

N- Cervical ventral rami

18
Q

Superior constrictor

A

O- Pterygomandibular raphe

I- Pharyngeal raphe

A-Constrict pharynx

N- X

19
Q

Middle Constrictor

A

O- Hyoid bone

I- Pharyngeal raphe

A- Constrict larynx

N- X

20
Q

Inferior Constrictor

A

O- Thryroid and cricoid cartilage

I- Pharyngeal raphe

A- Constrict pharynx

N- X

21
Q

Stylopharyngeus

A

O- Styloid process of temporal bone

I- Thyroid cartilage

A- Raises pharynx and moves wall laterally

N- IX

22
Q

Palatopharyngeus

A

O- Soft palate

I- Thyroid cartilage

A- Elevates pharynx and pulls down soft palate

N- X

23
Q

Salpingopharyngeus

A

O- Auditory canal

I- Pharynx

A- Elevates pharynx

N- X

24
Q

Rectus capitis posterior major

A

O- Axis

I- Occiptal bone

A- Extends head; rotates head (unilateral)

N- Suboccipital

25
Q

Rectus capitis posterior minor

A

O- Atlas

I- Occipital bone

A- Extends head

N- Suboccipital

26
Q

Obliquus capitis inferior

A

O- Axis

I- Atlas

A- Rotates head

N- Suboccipital

27
Q

Obliquus capitis superior

A

O- Atlas

I- Occipital bone

A- Extends head

N- Suboccipital

28
Q

Tensor palati

A

O-Auditory tube

I- Palatine aponeurosis

A- Tenses the soft palate

N- V3

29
Q

Levator palati

A

O- Temporal bone auditory tube

I- Palatine aponeurosis

A- Elevates soft palate

N- X

30
Q

Palatoglossus

A

O- Palatine aponeurosis

I- Sides of tongue

A- Draws soft palate down, raises tongue

N- X

*Palatoglossal arch overlies this muscle

31
Q

Musculus uvulae

A

O- Palatine aponeurosis

I- Uvula

A- Raises the uvula

N- X

32
Q

Genioglossus

A

O- Genial tubercle on mandible

I- Tongue (dorsal surface)

A- Protrudes tongue

N- XII

33
Q

Hyoglossus

A

O- Greater/lesser horns of hyoid bone

I- Lateral side of tongue

A- Depresses tongue

N- XII

34
Q

Styloglossus

A

O- Styloid process of temporal bone

I- Sides of tongue

A- Raises tongue superiorly and posteriorly

N- XII

35
Q

Longitudinal intrinsic tongue muscle

A

-Shortens the tongue

36
Q

Transverse intrinsic tongue muscle

A

Shortens the tongue

37
Q

Vertical intrinsic tongue muscles

A

Flattens/broadens the tongue

S&F: Exam 2 (17 decks)

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