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ANATOMY 102 > SUBOCCIPITAL TRIANGLE > Flashcards

SUBOCCIPITAL TRIANGLE Flashcards

1
Q

What makes up the superomedial boundary

A

Rectus capitis post. minor and rectus capitis post. major

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2
Q

Superolateral boundary

A

Superior oblique

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3
Q

Inferior boundary

A

Inferior oblique

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4
Q

Origin of Rectus C P major

A

Spine of axis C2

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5
Q

Insertion of RCP Major

A

Lateral area below inferior nuchal line

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6
Q

Origin of RCP Minor

A

Posterior tubercle of atlas

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7
Q

Insertion of RCP Minor

A

Medial area below inferior nuchal line

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8
Q

Origin of inferior oblique

A

Spine of axis

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9
Q

Insertion of inferior oblique

A

Transverse process of atlas

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10
Q

Origin of superior oblique

A

Transverse process of atlas

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11
Q

Insertion of superior oblique

A

Lateral area between the nuchal lines

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12
Q

Contents of suboccipital triangle

A

3rd part of vertebral artery
Suboccipital vein
Suboccipital nerve

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13
Q

Emerges between vertebral artery and posterior arch of atlas

A

Suboccipital nerve

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14
Q

Thickest cutaneous nerve

A

Greater occipital nerve

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15
Q

Supplies the suboccipital muscles and semispinalis capitis

A

Suboccipital nerve

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16
Q

Nerve to inferior oblique gives communicating branch to greater occipital nerve

A

Suboccipital nerve

17
Q

Dorsal ramus of c2 vertebra

A

Greater occipital nerve

18
Q

Dorsal ramus of C1 vertebra

A

Suboccipital nerve

19
Q

Crosses occipital triangle

A

Greater occipital nerve

20
Q

Supplies semispinalis capitis and scalp

A

Greater occipital nerve

21
Q

Dorsal branch of C3

A

Third occipital nerve

22
Q

Ascends more medially to greater occipital nerve

A

Third occipital nerve

23
Q

Supplies the back of the neck up to the external occipital protuberance

A

Third occipital nerve

ANATOMY 102 (20 decks)

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