OCR A Level Biology B (Advancing Biology)
OCR A Level Biology B (Advancing Biology) The Nervous System and the Identification and Consequences of Damage Exam Questions
Free OCR A Level Biology B (Advancing Biology) exam questions on The Nervous System and the Identification and Consequences of Damage, with mark schemes. Covers neurones, nerve impulses, the brain and spinal cord, and the effects of damage.
The Nervous System and the Identification and Consequences of Damage exam questions
1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.
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A Level Biology Flashcards
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About OCR A Level Biology B (Advancing Biology) The Nervous System and the Identification and Consequences of Damage
This topic covers the nervous system and what happens when it is damaged.
What you need to know
- Neurones Structure and function of sensory, relay and motor neurones.
- Impulses Action potentials and synapses.
- Brain regions Functions of key areas.
- Damage Brain injury, spinal cord damage and imaging such as MRI and CT.
Common mistakes in The Nervous System and the Identification and Consequences of Damage
- Mixing up brain region functions.
- Forgetting myelin's role.
- Confusing MRI and CT principles.
Try three The Nervous System and the Identification and Consequences of Damage exam-style questions
1. Explain how a synapse transmits an impulse. (2 marks)
Show the mark scheme answer
Neurotransmitter is released and diffuses across the cleft (1), binding receptors to depolarise the next neurone (1).
2. State one function of the cerebellum. (1 mark)
Show the mark scheme answer
Coordinates balance and movement.
3. Give one advantage of MRI over CT. (1 mark)
Show the mark scheme answer
It uses no ionising radiation.
The Nervous System and the Identification and Consequences of Damage FAQs
What does this topic cover?
Neurones, the brain and nervous system damage.
What is a reflex arc?
A rapid pathway from receptor to effector via the spinal cord.
Why is spinal damage serious?
Nerves below the injury lose communication with the brain.
Revise this topic with flashcards: A Level Biology Flashcards, with mark scheme answers for Anki and Quizlet.
