QuestionSBA
QuestionChoice
Lumbar spinal nerve roots L2 and L3 are associated with lower limb functions and are not involved in shoulder abduction.
10024209
e
L2 and L3
QuestionChoice
C7 and T1 contribute to functions of the lower brachial plexus and upper thoracic regions and are not primarily responsible for shoulder abduction.
10024208
d
C7 and T1
QuestionChoice
C6 and C7 are both part of the brachial plexus and contribute to shoulder abduction. However, they are not the primary spinal nerve roots responsible for this specific movement.
10024207
c
C6 and C7
QuestionChoice
The spinal nerve roots C5 and C6 play a significant role in shoulder abduction, particularly in the context of the brachial plexus. The axillary nerve, a branch of the brachial plexus, innervates the deltoid muscle, which is a key muscle responsible for shoulder abduction.
10024205
a
C5 and C6
QuestionChoice
C7 and C8 are not primarily responsible for shoulder abduction. They are associated with different upper limb functions and regions.
10024206
b
C7 and C8
Concept
Chapter
2693
5756
Myotomes
Topic
306
Joint Movements
17239
In the context of myotomes and their corresponding spinal nerve roots, which spinal nerve roots are primarily responsible for the abduction of the shoulder, a movement commonly associated with the function of the brachial plexus?
a