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Each spinal nerve in a mammal arises fro...

Each spinal nerve in a mammal arises from the spinal cord by two roots, a dorsal and a ventral. Of these the ventral roots is composed of

A

Somatic motor and visceral motor fibres

B

Somatic sensory and visceral motor fivres

C

Somatic motor and visceral sensory fibres

D

Somatic sensory and visceral motor fibres

Text Solution

Verified by Experts

The correct Answer is:
a
The nerve fibres of ventral root carry motor impulses away from the spinal cord.
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Knowledge Check

  • Lateral roots arise from

    A
    Endodermis
    B
    Pericycle
    C
    Conjunctive tissue
    D
    Cambium ring

  • The spinal cord orginates from:

    A
    cerebrum
    B
    cerebellum
    C
    medulla
    D
    pons

  • Sympathetic nerve fibres in mammals arise from

    A
    Sacral nerve
    B
    Cervical nerves
    C
    Thoracolumbar nerves
    D
    III, IV, X cranial nerves

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