Biology Practice Test – Nervous Coordination (Questions with Answers and Explanations)

The diagram below is an illustration of a human brain.

The function of the part labelled II is that it controls ______ (WASSCE 2019)

A. posture and balance of body
B. all voluntary actions
C. temperature and appetite
D. many involuntary actions.

The passage of nerve impulse across a synapse is facilitated by the secretion of _____ (WASSCE 2008)

A. acetylcholine
B. thyroxine
C. insulin
D. progesterone

Which of the following statements about the response of neurons to stimulus is correct? (WASSCE 2018)

A. Neurons respond to stimulus of any strength
B. Neurons respond to all stimuli applied in rapid
C. Neurons respond more rapidly during the absolute refraction period
D. Intensity succession of stimulus must reach a threshold value before the neurons can be excited.

The following are connected with the movement of a reflex action

(1) central nervous system
(2) muscle
(3) skin
(4) sensory nerve
(5) motor nerve.

Which of the following sequences indicates a correct path? (JAMB 1980)

A. 1 – 2 – 3 – 4 – 5
B. 2 – 1 – 4 – 5 – 3
C. 3 – 4 - 1 – 5 – 2
D. 3 – 4 – 1 – 2 – 5

The diagram above illustrates the left side of the human cerebrum. The part labeled X controls _____ (WASSCE 2014)

A. general memory
B. speech
C. sight
D. respiratory functions.