Pre-Health

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Anatomy

Nerves

Dermatomes - Cervical

C2 - Posterior Cap Distribution

The second cervical spinal nerve innervates which of the following dermatomes?

C3 - High Turtleneck

The third cervical spinal nerve innervates which of the following dermatomes?

C4 - Low Collar Shirt

The fourth cervical spinal nerve innervates which of the following dermatomes?

C5 - Anterolateral Shoulder

The fifth cervical spinal nerve innervates which of the following dermatomes?

C6 - Thumb

The sixth cervical spinal nerve innervates which of the following dermatomes?

C7 - Middle Finger

The seventh cervical spinal nerve innervates which of the following dermatomes?

C8 - Pinky Finger

The eighth cervical spinal nerve innervates which of the following dermatomes?

Dermatomes - Thoracic

T1 - Medial Arm

Which of the following is the correct pairing of the region of the body that receives sensation and the spinal thoracic nerve that relays sensation?

T4 - Nipple

T7 - Xiphoid

T10 - Belly Button

T12 - Pubis

Characteristics

Dermatomes - Lumbosacral

L2 - Medial Thigh

The L2 spinal nerve correlates to which of the following dermatome distributions?

L3 - Medial Knee

The L3 spinal nerve correlates to which of the following dermatome distributions?

L4 - Kneecap, Medial Ankle, and Big Toe

The L4 spinal nerve correlates to which of the following dermatome distributions?

L5 - Dorsum of Foot

The L5 spinal nerve correlates to which of the following dermatome distributions?

S1 - Lateral Foot, Posteriolateral Thigh

The S1 spinal nerve correlates to which of the following dermatome distributions?

S 2, 3, 4, 5 - Perianal and Genitals

The S2 through S5 spinal nerve correlates to which of the following dermatome distributions?

Dermatomes

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