Ch. 13 Spinal Cord

What type of information is communicated through the ventral root of the spinal cord?

-Visceral motor
-Visceral sensory
-Somatic sensory
-Somatic motor
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Terms in this set (23)
What type of information is communicated through the ventral root of the spinal cord?

-Visceral motor
-Visceral sensory
-Somatic sensory
-Somatic motor
Visercal motor and somatic motor
Sensory information entering the dorsal ramus of the spinal nerve is most likely coming from which part of the body?

A. Exteroreceptors on body wall
B. Interoreceptors of limbs
C. Interoreceptors of the visceral organs
D. Exteroreceptors on back
E. Exteroreceptors on limbs
D. Exteroreceptors on back
Damage to which branch of the spinal nerve is likely only to have an effect on the muscles of the limbs?

A. ventral ramus
B. Rami communicantes
C. Sympathetic nerve
D. Dorsal ramus
A. Ventral ramus
Anatomically, the spinal cord is part of the (blank), and the spinal nerves are part of the (blank).

A. CNS; PNS
B. Somatic division; autonomic division
C. PNS; CNS
D. Motor divisiom; sensory division
A. CNS;PNS
Which of the spinal meninges is the outermost, dense, collagenous layer?

A. Filum terminale
B. Arachnoid mater
C. Pia mater
D. Dura mater
D. Dura mater
What is the term for the expanded segment of the spinal cord where nerves that serve the shoulder and upper limbs exit?

A. Dorsal root ganglion
B. Cervical enlargement
C. Conus medullaris
D. Lumbar enlargement
B. Cervical Enlargement
Which part of the gray matter in the spinal cord contains somatic and visceral sensory nuclei?

A. Lateral gray horns
B. Posterior gray horns
C. Gray commissures
D. Anterior gray horns
B. Posterior gray horns
The collection of dorsal and ventral roots that continues through the vertebral canal and resembles a horses tail is the (blank).

A. Filum terminale
B. Cauda quina
C. Coccygeal ligament
D. Denticulate ligaments
B. Cauda Equina
Which of the following is/are composed of myelinated fibers carrying information toward the brain?

A. Descending tracts
B. Gray commissures
C. Ascending tracts
D. Lateral gray horn
C. Ascending tracts
What term is given to the projections of gray matter toward the outer surface of the spinal cord?

A. Horns
B. Columns
C. Tracts
D. Comissure
A. Horns