Week 3 Review (First Exam)

What was Golgi known for?

• Silver-Staining Technique that was used to stain a limited number of neurons

• Discovered synapses

• Used drawings to discover small gaps between neurons

• Nothing

How many neurons are roughly in the Cerebellum?

• 70 billion neurons

• 12 billion neurons

• 15 billion neurons

• 1 billion neurons

True or False: Action potential can propagate in both directions

• True

• False

True or False: Excitatory Postsynaptic Terminal (EPSP) makes a cell less likely to fire an action potential.

• True

• False

True or False: Schawn Cells are found in the Peripheral Nervous System

• True

• False

True or False: We only need Depolarization to occur in order to have an Action Potential

• True

• False

What happens during Temporal Summation?

• Synaptic inputs from separate locations combine their efforts on a neuron.

• Repeated stimuli within a brief time have a cumulative effect.

True or False: Spatial Summation and Temporal Summation can occur together.

• True

• False

Compared to an Ionotropic effect, Metabolic effects are:

• Faster

• Slower/Last longer

True or False: Serotonin is highest when we're asleep.

• True

• False