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

The part of the brain which controls and coordinates body posture is the ____ (WASSCE 2008)

A. cerebellum
B. hypothalamus
C. medulla oblongata
D. Pons varolii

The legs of an accident victim with a fractured vertebral column and injured spinal cord could not be raised because ______ (WASSCE 2014)

A. impulses from receptors in the legs cannot travel to the brain
B. impulses from the brain cannot travel to the legs
C. chemical substances will be released at synapses in the central nervous system
D. reflex actions cannot take place in the legs.

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 processes is not an example of a reflex action? (WASSCE 2008)

A. blinking of the eye
B. reading
C. beating of the heart
D. sneezing

The diagram below is an illustration of a human brain.

The part labelled I is the _______ (WASSCE 2019)