Neco 2023 Biology Question 17

Practice objective / multiple choice question 17 from the 2023 Neco Biology examination.

Neco 2023 Biology Objective / Multiple Choice Medium Difficulty
Question 17 NECO • 2023 • BIOLOGY • objective

In a simple reflex arc, the sensory neuron conducts an impulse at \(80\ \text{m/s}\) over a distance of \(0.5\ \text{cm}\) to the spinal cord, then a synaptic delay of \(0.5\ \text{ms}\) occurs, followed by the motor neuron conducting at \(60\ \text{m/s}\) over \(0.8\ \text{cm}\) to the effector muscle. Calculate the total reaction time in milliseconds.

Answer Options

A. 0.75 ms
Correct Answer B. 0.70 ms
C. 0.80 ms
D. 0.65 ms
Correct Answer
B
Correct Option:
0.70 ms

About This Question

This is Neco 2023 Biology Question 17. It is one of the objective questions from the 2023 Neco Biology examination.

Difficulty level: Medium .

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