CAPE Biology Unit 2 · 2007 · Paper 2 · Question 7(c)
Discuss FOUR points of difference between the operation of the nervous and endocrine systems in response to stimuli.
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Practise this questionOther parts of this question
- 7(a)(i)Draw a large, clear section through a synapse, labelling the pre- and post-synaptic membranes.[3 marks]
- 7(a)(ii)Label FOUR additional structures on your drawing of a synapse.[2 marks]
- 7(a)(iii)Describe briefly the sequential steps occurring in the transmission of an impulse across a synapse and its reception at the post-synaptic membrane.[5 marks]
- 7(b)(i)Clarify the role and mode of action of synapses in the event where waking cries of a baby in the bedroom gradually penetrate awareness.[3 marks]
- 7(b)(ii)Clarify the role and mode of action of synapses when holding onto a painfully hot dish because it is prized china, overriding the reflex to drop it.[3 marks]
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