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Human Anatomy- Musculoskeletal > 2.3- Back Muscles > Flashcards

2.3- Back Muscles Flashcards

1
Q

A. Identify the muscle labelled A

B. Which of these muscles is innervated by the dorsal rami?

  • Erector spinae
  • Latissimus dorsi
  • Levator scapula
  • Rhomboids
  • Trapezius
A
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2
Q

A. Identify the muscle labelled A
B. What is the primary function of the muscle labelled A at the neck?

A

A. Sternocleidomastoid
B. Contralateral rotation

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3
Q

A. Identify the muscle labelled A

B. What is the primary function fo the erector spinae group when these muscles contract bilaterally?

A

A. Spinalis
B. Extend the spine

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4
Q

A. What is the innervation of the muscle labelled A?
B. What is the primary function of the muscle labelled A?

A

A. Ventral rami

B. Flexion of the lumbar spine

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5
Q

A. From superficial to deep, what are the muscle layers of the abdominal wall?

B. If you rotate your torso to the left you will contract your…

A

A. External oblique, internal oblique, transversus abdominis

B. Left internal oblique and right external oblique

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6
Q

Sort the following muscles according to their innervation

A
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7
Q

Sort the following muscles according to their action

A
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8
Q

The contraction of which muscle(s) results in rotation of the neck?

  • Iliocostalis
  • Longissimus
  • Spinalis
  • Latissimus dorsi
  • Splenius cervicis
A
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9
Q

Identify group, muscles, innervations, and movements enabled

A
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10
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11
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12
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13
Q

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14
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15
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16
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17
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18
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19
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Identify group, muscles, innervations, and movements enabled

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20
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21
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22
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23
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Identify group, muscles, innervations, and movements enabled

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Human Anatomy- Musculoskeletal (19 decks)

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