Vertebral Column And Abdominal Wall

Question 1

Where does the muscles of the back attached to?

Answer 1

Spinous process and transverse processes

Question 2

Mention the superficial muscles of the back and they nerve supply

Answer 2

Trapezius- Latissimus dorsi- Levator Scapulae and Rhomboids

Most: anterior rami of the cervical nerves

Trapezius: Motor fibers of the accesory nerve CN XI

Question 3

Intermediate Muscles of the back

Answer 3

Serratus posterior (underneath the rhomboid muscles)

Serratus inferior (underneath de Latissimus dorsi)

Question 4

Intrinsic Muscles of the back are innervated by:

Answer 4

Posterior rami of the spinal nerves

Question 5

Runs along the inferior border of the 12 rib then into de subumbilical abd wall

Answer 5

Subcostal nerves

Question 6

How many vertebras does the vertebral column has?

Cervical?
Thoracic?
Lumbar?
Sacral?
Coccygeal?

Answer 6

33

7
12
5
5
4

Question 7

Secondary curves

Answer 7

Cervical y lumbar

Question 8

Flexion and extesion of the vertebral column

Answer 8

Cervical y lumbar

Question 9

Lateral flexion of the vertebral column

Answer 9

Cervical y lumbar

Question 10

Rotation of the VC

Answer 10

Cervical y thoracic

Question 11

Somites divides into:

Answer 11

Dermatome
Myotome
Sclerotome

Question 12

Hole through which the spinal cord passes

Answer 12

Vertebral foramen

Question 13

Where does the spinal cord terminate?

Answer 13

L1/L2

Question 14

The #of vertebrae and # of spinal cord segment are the same in each region except:

Answer 14

Cervical

7 vertebras y 8 nervios

Question 15

Hiatus of the sacral canal

Answer 15

Is a normal feature that results from the failure of fusion of the laminae of the 5th sacral segment

Question 16

Which muscles are innervated by posterior primary rami?

Answer 16

True back muscles
-erector spinae
-

Question 17

Subcostal nerve equivalente de?

Answer 17

Is the ventral primary ramus of the T12

Equivalente de un intercostal nerve