Nervous System MCQs with Answers

The outer surface of the axon membrane in a resting neuron is _?

• A.Negative due to protein anions
• B.Negative due to chloride ions
• C.Positive due to potassium ions
• D.Positive due to sodium ions

Which part of the brain controls actions like thinking, feelings, memory, hearing, seeing, speech and decision making?

• A.Midbrain
• B.Spinal cord
• C.Hindbrain
• D.Forebrain

Which of the following pairs of body systems primarily regulate the activities of the other systems?

• A.Nervous and endocrine systems
• B.Circulatory and respiratory systems
• C.Digestive and excretory systems
• D.Skeletal and muscular systems

A pain message is transmitted to the brain by specialized nerve cells known as _?

• A.Chemoreceptors
• B.Photoreceptors
• C.Nociceptors
• D.Mechanoreceptors

Telencephalon refers to?

• A.Cerebral Hemispheres
• B.Cerebellum
• C.Brainstem
• D.Spinal Cord

The quick action in which brain is not involved is called a?

• A.Reflex Action
• B.Voluntary Action
• C.Conditioned Response
• D.Instinctive Behaviour

Ions involved in synaptic transmission of nerve impulse?

• A.Na+, Ca++
• B.K+, Cl-
• C.Na+, K+
• D.Ca++, Mg++

White matter consists of ?

• A.Myelin sheaths
• B.Cell bodies
• C.Dendrites
• D.Synapses

Concentration of Na+ and K+ ions during resting membrane potential is:

• A.Inside Neuron: K+ 30 times, Outside Neuron: Na+ 10 times
• B.Inside Neuron: K+ 10 times, Outside Neuron: Na+ 30 times
• C.Inside Neuron: Na+ 10 times, Outside Neuron: K+ 30 times
• D.Inside Neuron: Na+ 30 times, Outside Neuron: K+ 10 times

Which are the longest cells in animals?

• A.Muscle cells
• B.Blood cells
• C.Bone cells
• D.Nerve cells