The Back - McNulty 9/23/14

Question 1

Iliac crest is landmark for

Answer 1

L4

Question 2

Vertebral prominence is landmark for

Answer 2

C7

Question 3

Inferior angle of scapula is landmark for

Answer 3

T7

Question 4

Are latisssimus dorsi m., serratus posterior inferior and superior m., Rhomboid muscles, and the legator scapulae m…

Intrinsic or extrinsic back muscles?

Answer 4

Extrinsic

Question 5

Which two sub occipital triangle muscles are attached to the axis?

Answer 5

1. Rectus capitis major m.

2. Obliquus capitis inferior m.

Question 6

Which three sub occipital triangle muscles are attached to the base of the skull?

Answer 6

1. Rectus capitis minor m.
2. Rectus capitis major m.
3. Obliquus capitis superior m.

Question 7

Does the nerve that innervates sub occipital triangle muscles come off above or below the atlas?

Answer 7

C1 comes off ABOVE the atlas.

Question 8

Are any roots of spinal nerves shared between the thoracodorsal n. and the phrenic n.?

Answer 8

No!

Phrenic is C3 C4 C5
Thoracodorsal is C6 C7 c8

Question 9

What two muscles flank the insertion of the latissimus dorsi m.?

Answer 9

“The Lady in between two Majors” so

1. Pectoralis Major m.
2. Teres Major m.