Spinal Cord Diagram

[CE 2001]

The photograph shows a manmialian vertebra (a bone in vertebral column).

Which of the following is located in position X in a living nianmial?

• aorta

• spinal cord

• cartilage

• brain

What is inside the dorsal root ganglion (i.e. the part Z)?

• axon of sensory neurone

• axon of motor neurone

• cell mody of motor neurone

• cell mody of sensory neurone

[CE 2011]

Which of the following statements about the spinal cord is correct?

• Motor neuones are found in part W

• Interneurones are found only in part X

• Part X has more genetic materials than part Y

• The direction of nerve impulse transmission is from W to Z

[CE 1992]

The diagram shows the section of spinal cord and the leg of a frog. The parts labelled X, Y and Z are:

• X: white matter
  Y: ventral root

  Z: dorsal root

• X: white matter
  Y: dorsal root

  Z: ventral root

• X: grey matter
  Y: ventral root

  Z: dorsal root

• X: grey matter
  Y: dorsal root

  Z: ventral root

*[CE 2010]

The diagram shows a nervous pathway in the human body.

Structures X and Y are probably:

• X: the intercostal muscles

  Y: the ribs

• X: the skin on hands

  Y: the arm muscles

• X: the leg muscles

  Y: the skin on leg

• X: the nose

  Y: the salivary glands

Tags

NGSS.MS-LS1-3