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Year 2 Set 1 > Muscles > Flashcards

Muscles Flashcards

1
Q

Suprahyoid names

A

Digastric, mylohyoid, geniohyoid and stylohyoid.

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2
Q

Infrahyoid names

A

Sternohyoid, sternothyroid, thyrohyoid and omohyoid.

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3
Q

Sternohyoid distinguishing features

A

Run sternum to hyoid, rectangular and fairly large.

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4
Q

Sternothyroid distinguishing features

A

Run sternum to thyroid cartilage, somewhat bubbled. Sits inferior to thyrohyoid.

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5
Q

Thyrohyoid distinguishing features

A

Run thyroid cartilage to hyoid, somewhat bubbled. Sits superior to sternothyroid.

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6
Q

Omohyoid distinguishing features

A

Runs scapula to hyoid. Long and narrow.

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7
Q

Digastric distinguishing features

A

2 bellies. Connects to mastoid process.

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8
Q

Geniohyoid distinguishing features

A

Fairly short and narrow. Runs hyoid to chin.

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9
Q

Mylohyoid distinguishing features

A

Broad. Runs hyoid to the underside of the mandible. each side is triangular.

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10
Q

Stylohyoid distinguishing features

A

Fusiform, runs from styloid process to mandible.

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11
Q

Posterior sub-occipital muscles

A

Rectus capitis posterior major and minor, obliques capitis superior and inferior

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12
Q

Anterior sub-occipital muscles

A

Rectus capitis lateralis and anterior.

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13
Q

Rectus capitis posterior major origin

A

Spinous process of C@

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14
Q

Rectus capitis posterior major insertion

A

Lateral portion of the nuchal line.

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15
Q

Rectus capitis posterior major actions

A

Bilaterally extends the head. Unilaterally side bends and rotates the head to the same side.

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16
Q

Rectus capitis posterior minor origin

A

Spinous process of C1

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17
Q

Rectus capitis posterior minor insertion

A

Lateral portion of the nuchal line.

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18
Q

Rectus capitis posterior minor actions

A

Bilaterally extend the head.

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19
Q

Obliques capitis superior origin

A

Transverse process of C1

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20
Q

Obliques capitis superior insertion

A

Lateral occiput

21
Q

Obliques capitis superior actions

A

Bilaterally extend the head. Unilaterally side bend and rotate the head to the same side.

22
Q

Obliques capitis inferior origin

A

Spinous process of C2

23
Q

Obliques capitis inferior insertion

A

Transverse process of C1

24
Q

Obliques capitis inferior actions

A

Unilaterally rotate the head to the same side.

25
Q

Rectus capitis lateralis origin

A

Transverse process of C1

26
Q

Rectus capitis lateralis insertion

A

Basilar surface of the occiput

27
Q

Rectus capitis lateralis actions

A

Bilaterally flex the head. Unilaterally side bend the head.

28
Q

Rectus capitis anterior origin

A

Transverse process of C1

29
Q

Rectus capitis anterior insertion

A

Anterior basilar surface of the occiput

30
Q

Rectus capitis anterior actions

A

Bilaterally flexes the head. Unilaterally rotates the head to the same side.

31
Q

The sub-occipital triangle is formed by…

A

RCP major, OC inferior and superior

32
Q

Longus capitis origin

A

Transverse processes of C3 to C6

33
Q

Longus capitis insertion

A

Inferior surface of the occiput.

34
Q

Longus capitis actions

A

Bilaterally flex the head and neck. Unilaterally laterally flex and rotate the head to the same side.

35
Q

Longus colli origin

A

Transverse processes of C3-C5 and the bodies of C5-T3.

36
Q

Longus colli insertion

A

Tubercle of the anterior arch of the atlas, the bodies of C@-C4 and transverse processes of C5-6

37
Q

Longus colli actions

A

Bilaterally flex the head and neck. Unilaterally laterally flex and rotate the head and neck to the same side.

38
Q

Splenius cervicis origin

A

Spinous processes of T3-T6

39
Q

Splenius cervicis insertion

A

Transverse processes of C1-C3

40
Q

Splenius cervicis actions

A

Bilaterally extend the head and neck. Unilaterally laterally flex and rotate the head to the same side.

41
Q

Splenius capitis origin

A

Inferior half of the ligamentum nuchae and the spinous processes of C7-T4

42
Q

Splenius capitis insertion

A

Mastoid process and lateral portion of the superior nuchal line.

43
Q

Splenius capitis actions

A

Bilaterally extend the head and neck. Unilaterally laterally flex and rotate the head to the same side.

44
Q

Longissimus capitis origin

A

Transverse processes of upper 5 thoracic vertebrae.

45
Q

Longissimus capitis insertion

A

Mastoid process

46
Q

Longissimus capitis actions

A

Bilaterally extend the vertebral column. Unilaterally laterally flex the vertebral column.

47
Q

Spinalis capitis origin

A

Spinous processes of C6-T2

48
Q

Spinalis capitis inserion

49
Q

Spinalis capitis actions

A

Bilaterally extend the vertebral column. Unilaterally laterally flex the vertebral column.

Year 2 Set 1 (14 decks)

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