The diagram below has two parts - VCE - SSCE Biology - Question 6 - 2009 - Paper 1
Question 6
The diagram below has two parts.
Part X - shows a high-speed golf ball approaching an eye and part of the pathway of an automatic blinking response.
Part Y - compr... show full transcript
Worked Solution & Example Answer:The diagram below has two parts - VCE - SSCE Biology - Question 6 - 2009 - Paper 1
Step 1
Select the two most appropriate words for label 1:
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Answer
The appropriate words for label 1, which refers to the role of receiving sensory information, would be 'receptor' since it detects stimuli such as the golf ball approaching the eye.
Step 2
Select the two most appropriate words for label 2:
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Answer
For label 2, an 'effector' is suitable as it describes the component that carries out the response to the stimulus, in this case, the muscle that would contract to close the eyelid.
Step 3
What is the general name for molecule X?
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Answer
The general name for molecule X is 'neurotransmitter'. This term refers to the chemical substances that transmit signals across a synapse from one neuron to another.
