Muscle and Nerves

Question 1

The sensory dorsal posterior nerve root and the motor ventral anterior nerve root joint where to form what?

Answer 1

Join at the intervertebral forearm to form the mixed spinal nerve

Question 2

What happens after the mixed spinal nerve exits the intervertebral forearm?

Answer 2

Mixed spinal nerve exits laterally and BRANCHES into a dorsal and ventral ramus

Question 3

State the role of the dorsal ramus.

Answer 3

Supplies the posterior side of the trunk

Question 4

State the role of the ventral ramus.

Answer 4

Supplies the anterolateral side of the trunk AND the upper and lower limbs

Question 5

The mixed spinal nerve carries

Answer 5

Both motor and sensory fibres

Question 6

The dorsal rami carries

Answer 6

Both motor and sensory fibres

Question 7

The ventral rami carries

Answer 7

Both motor and sensory fibres

Question 8

Which of the following form intercostal nerves?
A) Dorsal rami
B)Ventral rami

Answer 8

B) Ventral rami

Question 9

State how many intercostal nerves there are?

Answer 9

12

Question 10

Describe the position of an intercostal nerve relative to each rib?

Answer 10

Below/Inferior

Question 11

What do intercostal nerves supply?

Answer 11

Intercostal muscles AND the anterior abdominal wall muscles