CHAP 14

Question 1

Are sensory neurons multipolar or unipolar?

Answer 1

Unipolar

Question 2

Where are sensory neurons’ cell bodies located? Motor?

Answer 2

Posterior root ganglion; in lateral horn of spinal cord

Question 3

Are motor neurons multipolar or unipolar?

Answer 3

Multipolar

Question 4

Which division of the nervous system is responsible for pupil dilation?

Answer 4

SYMPATHETIC

Question 5

Which division of the nervous system is responsible for increasing activity of the digestive system?

Answer 5

PARASYMPATHETIC

Question 6

What does the cervical enlargement contain?

Answer 6

CERVICAL PLEXUS (C1-C4)

Question 7

What does the lumbar enlargement contain?

Answer 7

CAUDA EQUINA & lumbar plexus (L1-L4)

Question 8

What does a posterior root contain?

Answer 8

SENSORY AXON AND ROOT GANGLION; UNIPOLAR NERVE

Question 9

What does an anterior root contain?

Answer 9

MOTOR AXON; CELL BODIES ARE IN SPINAL CORD; MULTIPOLAR NERVE

Question 10

The cell body of a sensory neuron is found in

Answer 10

POSTERIOR ROOT GANGLION.

Question 11

The cell body of a motor neuron is found in

Answer 11

ANTERIOR HORN OF GRAY MATTER.

Question 12

Where does the spinal cord “end”?

Answer 12

SUPERIOR BORDER OF THE SMALL OF THE BACK