This document contains suggested solutions for PYC1501 assignment 1 for semester 1 & 2 of 2021. Buy now and boost your year mark. For further details, :
Question 1
The term spatial summation refers to . . .
1 the deactivation of neurotransmitters by the enzymes in the synaptic cleft
2 the effect of impulses from different neurons arriving at the same synapse to
reinforce a post-synaptic potential
3 increased frequency of a neuron firing that triggers the release of neurotransmitters
into the synaptic cleft
4 the effect of successive impulses in the same axon to reinforce a post-synaptic
potential
Question 2
The function of the . . . lobe is to help people recognize elements of an object in the
visual field and integrate them into meaningful patterns.
1 Frontal
2 Temporal
3 Parietal
4 Occipital
Question 3
Which one of the following statements about noradrenaline is correct?
1 Noradrenalin is released by the sympathetic nerves and speed up the metabolism
and the release of glucose into the blood
2 A lack of noradrenalin leads to the decline in cognitive functioning seen in
Alzheimer’s disease
3 Noradrenalin is involved in the experience of pleasure and suppression of pain
4 Noradrenalin is associated with an increase in heart rate and contraction of blood
vessels
, Question 4
A low level of serotonin is associated with . . . whereas a low level of dopamine is
associated with . . .
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