Week 2 - 2.1 End of module quiz - the concept of the synapse

Question 1

How well did Sherrington inferences about synapses harmonize with cajals conclusions about the anatomy of the neurons?

Answer 1

The two conclusions supported each other

Question 2

Sherrington based his conclusions on what type of evidence?

Answer 2

Observations of reflexive responses

Question 3

Although one pinch did not cause a dog to flex its leg, a rapid sequence of pinches did. Sherrington cited this observation as evidence for what?

Answer 3

Temporal Summation

Question 4

Although one pinch did not cause a dog to flex its leg, several simultaneous pinches at nearby locations did. Sherrington cited this observatonas evidence for what?

Answer 4

Spatial summation

Question 5

According to Sherrington, why do the extensor muscles of a leg relax when the flexoer muscles contract?

Answer 5

Inhibitory Connections in the Spinal Cord

Question 6

In the membrane of a neuron, what happens during an IPSP

Answer 6

The potassium or chloride gates open

Question 7

In what way were sherringtons conclusions important for psychology as well as neuroscience

Answer 7

He demonstrated the importance of inhibition