Question

A race car driver injures the right ventral root of his first lumbar vertebrate during a car crash. What major functions could be lost due to his injury? a. Movement in his lower extremities b. Sensation in his left lower extremities c. Movement in his upper extremities d. Sensation in the right section of his upper body

Answer 1

Answer: A, Movement in his lower extremities

Explanation: The right ventral root is responsible for sending information regarding motor functions (movement) of the lower extremities. Any injury to the right ventral root will affect transfer of information and thus movement in the Lower extremities.