Dermatomes and myotomes Flashcards by Marc Place

Q

What is the following dermatome?

A

V1 - Opthalmic branch trigeminal nerve

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Q

What is the following dermatome?

A

V2 - maxillary branch trigeminal nerve

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Q

What is the following dermatome?

A

V3 - Mandibular Branch Trigeminal nerve

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Q

What is the following dermatome?

A

C4

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Q

What is the following dermatome?

A

C5

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Q

What is the following dermatome?

A

C6

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Q

What is the following dermatome?

A

C7

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Q

What is the following dermatome?

A

C8

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Q

What is the following dermatome?

A

T1

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Q

What dermatome is at the level of te nipples?

A

T4

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Q

What dermatome is the following?

A

T10

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Q

What dermatome is the following?

A

L1

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Q

What dermatome is the following?

A

L2

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Q

What dermatome is the following?

A

L3

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Q

What dermatome is the following?

A

L5

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Q

What dermatome is the following?

A

L4

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Q

What dermatome is the following?

A

S1

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Q

What is the following dermatome?

A

C2

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Q

What is the following dermatome?

A

C3

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Q

What is the following dermatome?

A

C4

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Q

What is the following dermatome?

A

C2

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Q

What is the following dermatome?

A

C3

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Q

What is the following dermatome?

A

C4

Q

What is the following dermatome?

A

C5

Q

What is the following dermatome?

A

C6

Q

What is the following dermatome?

A

C7

Q

What is the following dermatome?

A

C8

Q

Wha tis the following dermatome?

A

T1

Q

What is the following dermatome?

A

T2

Q

What is the following dermatome?

A

T12

Q

What is the following dermatome?

A

L1

Q

What is the following dermatome?

A

L2

Q

What is the following dermatome?

A

L5

Q

What is the following dermatome?

A

L3

Q

What is the following dermatome?

A

L4

Q

What dermatome covers the big toe?

A

L5

Q

What is the following dermatome?

A

S1

Q

What dermatome covers the lesser three toes and the heel?

A

S1

Q

What is the following dermatome?

A

S2

Q

What is the following dermatome?

A

S3

Q

What is the following dermatome?

A

S5

Q

What is the sensory distribution of the ulnar nerve?

A

Volar - Little finger and half of ring finger
Dorsal - Little finger and ring finger and Half of dorsal aspect of the hand

Q

What is the sensory ditribution of the median nerve?

A

Volar - Thumb, forefinger, middle finger and half of ring finger
Dorsal - PIP to end of forefinger + middle finger, plus half ring finger from PIP

Q

What is the sensory distribution of the Radial nerve?

A

Volar - none
Dorsal - Dorsal aspect of thumb, first and second webspace, up to PIP joints of fore and middle finger

Q

Where does the C3/4 dermatomes cover?

A

Clavicles

Q

Where does the C6-7 dermatomes cover?

A

Lateral forearm and thumb

Q

Where does T1 dermatome cover?

A

Medial aspect of arm

Q

What does C7 dermatome cover?

A

Middle finger

Q

What does C8 dermatome cover?

A

Little finger

Q

What does T4 dermatome cover?

A

Nipples

Q

What does T10 dermatome cover?

A

Strip around abdomen at umbilical level

Q

What does L2 dermatome cover?

A

Anterior and upper internal thigh

Q

What does L3 dermatome cover?

A

Inner Thigh

Q

What does L4 dermatome cover?

A

Medial aspect of lower leg

Q

What does L5 dermatome cover?

A

Lateral portion of lower leg and medial side of big toe

Q

What does S1 dermatome cover?

A

Lateral margin of foot, posterior leg