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Living Anatomy I > Final Exam > Flashcards

Final Exam Flashcards

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0
Q

Name the muscles in the transversospinalis group, in order of superficial to deep

A

Semispinalis
Multifidi
Rotatores

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1
Q

Name the muscles in the Erector Spinae group

A

Spinalis
Longissimus
Iliocostalis

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2
Q

What is the origin of the Quadratus Lumborum?

A

Iliolumbar ligament, iliac crest

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3
Q

What is the origin of the Serratus Posterior Superior?

A

SP’s of C7-T3

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4
Q

Which muscle inserts on the mastoid process (of the temporal bone) and the lateral part of the superior nuchal line?

A

Splenius Capitis

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5
Q

Which muscle has an origin on the temporal fossa?

A

Temporalis

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6
Q

What is/are the origin(s) of the SCM?

A

Sternal head: Manubrium of the sternum

Clavicular head: Medial clavicle

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7
Q

What is the origin of the Rotatores?

A

TP of L1-C3

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8
Q

Which muscle has its origin on the sacrum and the TP of L1-C4?

A

Multifidi

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9
Q

What is the insertion of the Serratus Posterior Inferior muscle?

A

Posterior surface of ribs 9-12

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10
Q

What is the origin of the Splenius Capitis?

A 
Nuchal ligament (inferior aspect)
SP of C7-T4
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11
Q

What is the origin of the Splenius Cervicis?

A

SP of T3-T6

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12
Q

What is the origin of the Serratus Posterior Inferior?

A

SP of T12-L3

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13
Q

What is the origin of Longissimus?

A
  1. Common tendon (TCA)

2. TP of T5-T1

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14
Q

What is the origin of Iliocostalis?

A
  1. Common tendon (TCA)

2. posterior ribs 1-12

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15
Q

What is the origin of Spinalis?

A
  1. SP of L2-lower thoracic

2. nuchal ligament and SP of C7

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16
Q

What is the origin of the Semispinalis?

A

TP of T10-C4

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17
Q

What is the origin of the Masseter?

A

Zygomatic arch (includes maxilla, zygoma, temporal bones)

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18
Q

What is the origin of the Scalenes?

A

TP of C2-C7

(Anterior= C3-C6
Medial= C2-C7
Posterior= C4-6)
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19
Q

What is the insertion of Quadratus Lumborum?

A

12th rib

TP of L1-L4

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20
Q

What is the insertion of Splenius Cervicis?

A

TP of C1-C3

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21
Q

What is the insertion of the Multifidi?

A

SP of L1-C2

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22
Q

What is the origin of Multifidi?

A

Sacrum

TP of L1-C4

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23
Q

What is the insertion of Rotatores?

A

SP of L1-C2

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24
What is the insertion of Serratus Posterior Superior?
Posterior surface of 2nd-5th ribs
25
What is the insertion of Temporalis?
Coronoid process of the mandible
26
What is the insertion of the SCM?
Mastoid process of the temporal bone | Lateral superior nuchal line of the occiput
27
What is the origin of the Temporalis?
Temporal fossa (includes frontal, parietal, temporal, and sphenoid greater wing)
28
What is the insertion of the Scalenes?
``` 1st rib (anterior and middle) 2nd rib (posterior) ```
29
What are the insertions of Spinalis?
1. SP of the upper thoracic 2. SP of C7-C2 (*Note: Has fibers that blend with the semispinalis (capitis) to extend muscle all the way to the occiput)
30
What are the insertions of Longissimus?
1. Ribs 3-12 & TPs of T1-T12 2. TPs of C1-C7 3. Mastoid process
31
What are the insertions of Iliocostalis?
1. TPs of L1-L3 and posterior ribs 6-12 2. posterior ribs 1-6 3. TPs of lower cervical
32
What is the insertion of the Masseter?
Angle & ramus of the mandible
33
What are the insertions of Semispinalis?
1. SP of T7-C2 | 2. nuchal lines on the skull
34
Which muscle inserts on the 12th rib and the TPs of L1-L4?
Quadratus Lumborum
35
Which muscle has an insertion on the posterior surface of the 2nd-5th ribs?
Serratus Posterior Superior
36
What is the insertion of Splenius Capitis?
``` Mastoid process (of temporal bone) and lateral part of superior nuchal line ```
37
Which muscle inserts on ribs 3-12 and the TPs of T1-T12, the TPs of C1-C7, and the mastoid process?
Longissimus
38
Which muscle has an origin on the zygomatic arch?
Masseter
39
Which muscle has an insertion on the coronoid process of the mandible?
Temporalis
40
Which muscle has an insertion on the angle and ramus of the mandible?
Masseter
41
Which muscle has an insertion on the mastoid process of the temporal bone and the lateral superior nuchal line of the occiput?
SCM
42
Which muscle inserts on the 1st and 2nd ribs?
The Scalenes
43
Which muscle inserts on the posterior surface of ribs 9-12?
Serratus Posterior Inferior
44
Which muscle inserts on the SP of the upper thoracic and the SP of C7-C2?
Spinalis
45
Which muscle originates on the iliolumbar ligament and the iliac crest?
Quadratus Lumborum
46
Which muscle has its origin on the SP of L2 through the lower thoracic AND on the nuchal ligament plus SP C7?
Spinalis
47
Which muscle has an origin on 1) the TCA and 2) the TPs of T5-T1?
Longissimus
48
Which muscle has an origin on 1) the TCA and 2) posterior ribs 1-12?
Iliocostalis
49
Which muscle inserts on 1) the TPs of L1-L3, 2) posterior ribs 1-6, and 3) TPs of the lower cervical?
Iliocostalis
50
Which muscle has its origin on the TP of L1-C3 and inserts on the SP of L1-C2?
Rotatores
51
Which muscle has an origin on the sacrum and on the TP of L1-C4 and inserts on the SP of L1-C2?
Multifidi
52
Which muscle has an origin on the TP of T10-C4 and inserts on the SP of T7-C2 and the nuchal lines on the skull?
Semispinalis
53
Which muscle has an origin on the SP of T3-T6 and inserts on the TP of C1-C3?
Splenius Cervicis
54
Which muscle has an origin on the nuchal ligament (inferior aspect) and the SP of C7-T4 and inserts on the mastoid process and the lateral part of the superior nuchal line?
Splenius capitis
55
What are the actions of Splenius Capitis?
Extension of head/neck Rotates head and neck (ipsilateral) Lateral flexion of the neck (ipsilateral)
56
What are the actions of Splenius Cervicis?
Extension of head/neck Rotation of neck & neck (ipsilateral) Lateral flexion of the neck (ipsilateral)
57
What is the action of Serratus Posterior Superior?
Elevates ribs during inhalation
58
What is the action of Serratus Posterior Inferior?
depress ribs during exhalation
59
What is the action of Spinalis?
Extension of the spine
60
What is the action of Longissimus?
Extend Laterally flex rotate the vertebral column (ipsilateral)
61
What are the actions of Iliocostalis?
Ipsilateral extension rotation lateral flexion of the spine (strongest!)
62
What is the action of the Semispinalis?
extension of the spine, especially neck
63
What are the actions of the Multifidi?
Unilaterally: contralateral rotation of the spine Bilaterally: extend the spine
64
What is the action of the rotatores?
Contralateral rotation of the vertebrae above
65
Which muscle in the transversospinalis group spans 2-4 vertebrae?
Multifidi
66
What are the actions of Quadratus Lumborum?
Laterally flex the spine (ipsilateral) Assists in extension of the spine Lifts the posterior iliac crest superiorly (hip-hiker) Fixes the ribs in inhalation and forced exhalation
67
What are the actions of Temporalis?
Elevation of the mandible | Retraction of the mandible
68
What are the actions of the Masseter?
Elevation of the mandible Protrustion of the mandible side to side movements of chewing
69
What are the actions of the SCM?
Unilaterally: lateral flexion to same side, rotation to opposite side Bilaterally: flexes neck Also: draws head ventrally and elevates chin, assists in inhalation
70
What are the actions of the Scalenes?
Unilaterally: lateral flexion to the same side Bilaterally: neck flexion Also- assists inspiration by raising ribs 1 & 2

Living Anatomy I (5 decks)

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