The Human Nervous System (Grade 12 NSC Matric Life Sciences): Quizzes
📚Quizzes
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10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the two main branches of the nervous system?
What are the two main branches of the nervous system?
Central and peripheral
What is the primary function of the cranium?
What is the primary function of the cranium?
Shields the brain from physical damage
Why does white matter appear pale in colour?
Why does white matter appear pale in colour?
Contains myelinated axons
What is the main function of dendrites in a neuron?
What is the main function of dendrites in a neuron?
Receive signals from other neurons
How do signals cross the synapse between neurons?
How do signals cross the synapse between neurons?
Via chemical neurotransmitters
What does homeostasis describe?
What does homeostasis describe?
Keeping internal conditions stable
What is the primary role of the spinal cord?
What is the primary role of the spinal cord?
Information highway between brain & body
Which division controls voluntary movements like waving your hand?
Which division controls voluntary movements like waving your hand?
Somatic nervous system
What does the sympathetic division prepare the body for?
What does the sympathetic division prepare the body for?
Fight or flight response
What does multiple sclerosis attack in the nervous system?
What does multiple sclerosis attack in the nervous system?
Myelin sheaths around nerve fibres