HIGHER CENTER: Spinal Cord

Question 1

SUBDIVISION OF THE SPINAL CORD: 5 levels of the spinal cord

8 nerves
controls tissues or parts of body and muscles of the upper extremities

Answer 1

cervical

Question 2

SUBDIVISION OF THE SPINAL CORD: 5 levels of the spinal

12 spinal nerves
innervates the chest and abdomen
chest area
thoracic neurons in spinal cord/controls abdominal muscles

Answer 2

thoracic

Question 3

SUBDIVISION OF THE SPINAL CORD: 5 levels of the spinal

5 Spinal nerves
innervates the lower extremities
lower extremities and pelvic region but mostly controls the lower extremities

Answer 3

lumbar

Question 4

SUBDIVISION OF THE SPINAL CORD: 5 levels of the spinal

5 spinal nerves
for the bowel, bladder, and sexual function
controls the pelvic region

Answer 4

sacral

Question 5

sensory in function
afferent signals
destruction —> anasthesia (without sensation)

Answer 5

dorsal horn of the spinal cord
POSTERIOR HORN OF THE SPINAL CORD

Question 6

motor in function
efferent signals
destruction —-> paralysis

Answer 6

ventral horn of the spinal cord
ANTERIOR HORN OF THE SPINAL CORD

Question 7

REXED LAMINAE

Sensory Laminae;
Located
Dorsal/Posteriorly

Answer 7

LAMINA 1-6

Question 8

REXED LAMINAE

Both sensory and motor (But more on Motor)
Lateral Horn/Intermedio Lateral Column (not horn)

Answer 8

LAMINA 7

Question 9

REXED LAMINAE

located ventral anteriorly
ventral Horn/Anterior Horn
MOTOR
Phlegia (Paralysis)

Answer 9

LAMINA 8-9

Question 10

REXED LAMINAE

surrounds the central canal/No known function

Answer 10

LAMINA 10