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EXSC 224 Exam 1 Questions with 100% Correct Answers | Latest Update

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EXSC 224 Exam 1 Questions with 100% Correct Answers | Latest Update James was crossing the when he was struck by a car. When he arrived at the hospital the ER physician was able to determine that James suffered a partial transection on the right side of his spinal cord at T12. Would James per...

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  • December 23, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • EXSC 224
  • EXSC 224
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JOSHCLAY
EXSC 224 Exam 1 Questions with 100%

Correct Answers | Latest Update


James was crossing the when he was struck by a car.

When he arrived at the hospital the ER physician was able

to determine that James suffered a partial transection on

the right side of his spinal cord at T12. Would James

perceive pain in his right hand? How about his Right foot?

Justify your answers. - ✔✔T12 is located in the thoracic

region of the spinal cord that typically controls the

abdominal muscles. A partial transection on the right side

of this spinal cord would not lead to James inability to

perceive pain, temperature, or coarse touch in his right

hand or right foot. The sis due to the spinothalamic

pathway ascending on the contralateral side of the spinal

1
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

, cord. However, James would lose discriminative touch for

the right foot via the dorsal column medial lemniscal

pathway, but not for the right hand. He would also lose

voluntary motor control in his right leg due to the lateral

corticospinal pathway being cut off. (partial paraplegia)

Matilda went to bed after a long day of hiking. She woke

up in the morning with a splitting headache. When she

tried to get out of bed she noticed that she had extreme

weakness in her left arm and leg. However, she could feel

the sheets on her bed. After several months of therapy,

she still had significant weakness on her left side, but also

experienced spastic paralysis which was very noticeable

in her arm. Was this an upper or lower motor neuron

injury? Where do you think the injury occurred? Justify you

answer. - ✔✔


2
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

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