HIGHER CENTER: Spinal Cord Flashcards

1
Q

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

A

cervical

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2
Q

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

A

thoracic

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3
Q

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

A

lumbar

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4
Q

SUBDIVISION OF THE SPINAL CORD: 5 levels of the spinal

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

A

sacral

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5
Q

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

A

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

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6
Q

motor in function
efferent signals
destruction —-> paralysis

A

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

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7
Q

REXED LAMINAE

Sensory Laminae;
Located
Dorsal/Posteriorly

A

LAMINA 1-6

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8
Q

REXED LAMINAE

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

A

LAMINA 7

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9
Q

REXED LAMINAE

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

A

LAMINA 8-9

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10
Q

REXED LAMINAE

surrounds the central canal/No known function

A

LAMINA 10

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