NEUR 200 Exam 1 Review

Which of the following would INCREASE membrane capacitance?

• An increase in membrane surface area

• A decrease in membrane surface area

• an increase in membrane thickness

• an increase in sodium ions

the flow of charge over time is the...

Order the ions from most positive to most negative reversal potential

• Ca2+

• Na+

• K+

• Cl-

Increasing the number of voltage-gated sodium channels in the membrane would ​ (a)   ​ the membrane resistance at the resting membrane potential.

• not change
• increase
• decrease

Complete the following equations by matching them together

• =R*C

• I_m

• = g_total * (V_m - V_rest)

• V

• =I*R

• E_ion

• Tau

Categorize the following types of memory based on whether they are declarative or non-declarative

Groups:

(a) Declarative

,

(b) Non-declarative

• Procedural

• Habituation, Sensitization, and Dishabituation

• Classical/Instrumental Conditioning

• Working

• Episodic

• Semantic

Sort the experimental setups based on the kind of memory they evaluate most directly

Groups:

(a) Spatial

,

(b) Working

,

(c) Procedural

,

(d) Declarative

• Morris Water Maze (proximal cue)

• Radial arm maze with food at each arm

• Questionnaire regarding specific events

• Weather card sorting task

• Delayed Non-matching to Sample Task

• Radial arm maze with light to indicate food

• Morris Water Maze (distal cues)

If a neuron is at a resting potential of -60 mV when K+ channels open and the equilibrium potential

of K+ is -80 mV...

• K+ will flow IN

• K+ will flow OUT

If a neuron is at a resting potential of -60 mV when Cl- channels open and the equilibrium potential of Cl- is -65 mV...

• Cl- will flow IN

• Cl- will flow OUT

Match the following protein types with their functions

• adds phosphate groups

• Phosphatase

• influences the rate of transcription

• Kinase

• removes phosphate groups

• Transcription Factor