Dermatomes, Myotomes, And Associated Paresthesias

39 Questions | By Sgallagher87 | Last updated: Mar 22, 2022 | Total Attempts: 2810

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Dermatomes, Myotomes, And Associated Paresthesias - Quiz

(taken vertbatum from worksheet, whether it makes sense in text or not ---> not included: muscle weakness (myotome) and reflexes affected)

Questions and Answers

1.

DERMATOME: Vertex of skull PARESTHESIAS: None
- A.
  
  C1
- B.
  
  C2
- C.
  
  C3
- D.
  
  C4
2.

DERMATOME: Temple, Forehead, Occiput PARESTHESIAS: None
- A.
  
  C1
- B.
  
  C2
- C.
  
  C3
- D.
  
  C4
3.

DERMATOME: Entire neck Posterior cheek Temporal area Prolongation forward under mandible PARESTHESIAS: Cheek Side of neck
- A.
  
  C2
- B.
  
  C3
- C.
  
  C4
- D.
  
  C1
4.

DERMATOME: Shoulder area Clavicular area Upper Scapular area PARESTHESIAS: Horizontal band along clavicle and upper scapula
- A.
  
  C3
- B.
  
  C4
- C.
  
  C5
- D.
  
  C6
5.

DERMATOME: Deltoid area Anterior aspect of entire arm to base of thumb PARESTHESIAS: None
- A.
  
  C3
- B.
  
  C4
- C.
  
  C5
- D.
  
  C6
6.

DERMATOME: Anterior arm Radial side of hand to thumb and index fingers PARESTHESIAS: Thumb and index finger
- A.
  
  C5
- B.
  
  C6
- C.
  
  C7
- D.
  
  C8
7.

DERMATOME: Lateral arm and forearm to index, long, and ring fingers PARESTHESIAS: Index, long, and ring fingers
- A.
  
  C6
- B.
  
  C7
- C.
  
  C8
- D.
  
  T1
8.

DERMATOME: Medial arm and forearm to index, long, and ring fingers PARESTHESIAS: Little finger alone or with two adjacent fingers, NOT ring or long fingers, alone or together
- A.
  
  C6
- B.
  
  C7
- C.
  
  C8
- D.
  
  T1
9.

DERMATOME: Medial side of forearm to base of little finger PARESTHESIAS: None
- A.
  
  C8
- B.
  
  T1
- C.
  
  T2
- D.
  
  C7
10.

DERMATOME: Medial side of upper arm to medial elbow Pectoral and midscapular areas PARESTHESIAS: None
- A.
  
  C8
- B.
  
  T1
- C.
  
  T2
- D.
  
  T3
11.

DERMATOMES: Upper thorax PARESTHESIAS: None
- A.
  
  T3-T6
- B.
  
  T5-T7
- C.
  
  T8-T12
- D.
  
  T1-T2
12.

DERMATOMES: Costal margin PARESTHESIAS: None
- A.
  
  T3-T6
- B.
  
  T5-T7
- C.
  
  T8-T12
- D.
  
  T1-T2
13.

DERMATOMES: Abdomen and lumbar region PARESTHESIAS: None
- A.
  
  T8-T12
- B.
  
  T1-T2
- C.
  
  T3-T6
- D.
  
  T5-T7
14.

DERMATOME: Back, over trochanter and groin PARESTHESIAS: Groin; after holding posture which causes pain
- A.
  
  L1
- B.
  
  L2
- C.
  
  L3
- D.
  
  L4
15.

DERMATOME: Back, front of thigh to knee PARESTHESIAS: Occasionally anterior thigh
- A.
  
  L1
- B.
  
  L2
- C.
  
  L3
- D.
  
  L4
16.

DERMATOME: Back Upper buttock Anterior thigh and knee Medial lower leg PARESTHESIAS: Medial knee Anterior lower leg
- A.
  
  L2
- B.
  
  L3
- C.
  
  L4
- D.
  
  L5
17.

DERMATOME: Medial buttock Lateral thigh Medial leg Dorsum of foot Big toe PARESTHESIAS: Medial aspect of calf and ankle
- A.
  
  L3
- B.
  
  L4
- C.
  
  L5
- D.
  
  S1
18.

DERMATOME: Buttock Posterior and lateral thigh Lateral aspect of leg Dorsum of foot Medial half of sole First, second, and third toes PARESTHESIAS: Lateral aspect of leg Medial three toes
- A.
  
  L4
- B.
  
  L5
- C.
  
  S1
- D.
  
  S2
19.

DERMATOME: Buttock Thigh Posterior leg PARESTHESIAS: Lateral two toes Lateral foot Lateral leg to knee Plantar aspect of foot
- A.
  
  L5
- B.
  
  S1
- C.
  
  S2
- D.
  
  S3
20.

DERMATOME: Buttock Thigh Posterior leg PARESTHESIAS: Lateral leg, knee, and heel
- A.
  
  S1
- B.
  
  S2
- C.
  
  S3
- D.
  
  S4
21.

DERMATOME: Groin Medial thigh to knee PARESTHESIAS: None
- A.
  
  S1
- B.
  
  S2
- C.
  
  S3
- D.
  
  S4
22.

DERMATOME: Perineum Genitals Lower sacrum PARESTHESIAS: Saddle area Gentials Anus Impotence Massive posterior herniation
- A.
  
  S5
- B.
  
  S2
- C.
  
  S3
- D.
  
  S4
23.

Myotome/Muscle Weakness: NONE
- A.
  
  C1, L1, S3
- B.
  
  C1, L2, S3
- C.
  
  C2, L2, S3
- D.
  
  C2, L1, S3
24.

Myotome/Muscle Weakness: Longus Colli, SCM, rectus capitis
- A.
  
  C2
- B.
  
  C3
- C.
  
  C4
- D.
  
  C1
25.

Myotome/Muscle Weakness: Trapezius, Splenius Capitis
- A.
  
  C2
- B.
  
  C3
- C.
  
  C4
- D.
  
  C5