Dermatome Extras

Question 1

Injury to a Dorsal Root will lead to only

Answer 1

sensory deficits (tingling/numbness)

Question 2

injury to a Ventra Root will lead only to

Answer 2

Motor deficits (weakness, paralysis)

Question 3

impingement or injury that effects a single segment can be ascertained with some certainty by

Answer 3

turning to dermatome maps

Question 4

impingement or injury that effects a single spinal nerve (or terminal branches of a plexus) proper can be ascertained with some certainty by

Answer 4

turning to a nerve map

Question 5

Dermatomes are not as precisely mapped and may

Answer 5

consist of semgnets/nerves with overlapping terretories

Question 6

many muscles are composed of multiple myotomes, meaning that impingment of one segment will probably

Answer 6

lead to weakness, not complete loss of function