Identify and label the structures of the neuron

Identify and label the structures of the neuron

ab3Nervous SystemLab ReportStudent Name:I.NeuronEXERCISE 1 – NeuronIdentify and label the structures of the neuron.Identify and label the structures of the reFex arc.II.Central Nervous SystemEXERCISE 2 – Spinal cordIdentify and label the structures of the spinal cord.Identify and label the connections of the sensory neuron, spinal cord, and motor neuron.III. RefexEXERCISE 3 – Tendon refexObservation:Is the subject aware of the stimulus?Is the subject aware of the response?Observation:© Access Learning SystemsA.B.C.D.E.±.A.B.C.D.E.±.A.B.C.D.A.B.
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2 EXERCISE 4 – Pupillary RefexObservation:Observation: Which is faster: constriction or dilation of the pupils?Is the subject aware of the pupils changing diameter?EXERCISE 5 – SwallowingDo you have conscious control over all of these muscles?Is it possible to swallow several times in quick succession?What eFect does the stimulus have on the ability to swallow in quick succession?What part of swallowing is controlled by the conscious mind?What part is a re±ex?IV. ReactionEXERCISE 6 – Reaction TimeRecord results of the ruler reaction experiment.TrialDistance (cm)TrialDistance (cm)16273849510Was there a change in reaction time during the ten trials?What do you think accounts for any changes that were observed?V. SensationsEXERCISE 7 – Skin receptorsIdentify and label the structures of the skin receptors.© Access Learning SystemsA.B.C.D.E.
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