Skin Sensation

Question 1

What contains both motor and sensory nerves?

Answer 1

Rami

Question 2

__________ afferent fibers from both dorsal and ventral ramifications provide information from _____

Answer 2

Sensory; skin

Question 3

__________ fibers of a single spinal nerve innervate an area of skin called a _________

Answer 3

Afferent; dermatome

Question 4

Dermatome

Answer 4

Skin belt of sensory innervation

Question 5

T/F: Dermatomes only develop after birth.

Answer 5

False; dermatomes begin development as early as 5 weeks on an embryo

Question 6

The skin belt for dermatomes can be easily visualized in what position?

Answer 6

Quadruped

Question 7

What type of nerve does dermatomes travel through?

Answer 7

Peripheral nerve

Question 8

One __________ nerves may be made of several ________ nerves (plexus)

Answer 8

Peripheral; spinal
*refer to Segmental Innervation Model (191)

Question 9

One _______ segment may distribute to several _________ nerves

Answer 9

Spinal; peripherals