Psych. Ch. 3

Sort below where the electrical activity travels from first to last. Soma Axon Terminal Axon Hillock Axon

1. Soma 2. Axon Hillock 3. Axon 4. Axon Terminal

You are an evil villain who just happens to be masquerading as a psychiatrist. You want to increase depression in your patients. Which of the following would be most effective in your evil plan? A A dopamine receptor agonist B A norepinephrine receptor agonist C A partial acetylcholine receptor antagonist D A serotonin receptor antagonist

A serotonin receptor antagonist

Guiding electrical impulses/messages toward the brain.

Afferents

Coordination of movement

Cerebellum

Guiding electrical impulses/messages away from the brain.

Efferents

Which of the following do cells in your nervous system use to process information (choose all that apply)? Multiple answers: You can select more than one option A Electrical activity B Chemicals C Changes in shape of the cell D Color

Electrical activity Chemicals Changes in shape of the cell

What part of the brain was likely damaged in the case study of "H.M.?" A Amygdala B Hypothalamus C Hippocampus D Cingulate gyrus

Hippocampus

Neurons depolarize when they become electrically active. This is due to the __________. A Efflux of sodium B Influx of sodium C Influx of potassium D Efflux of chloride

Influx of sodium

We want to scan a patient's brain for possible tumors.

MRI

Breathing and respiration

Medulla

What is the basic unit that allows electrical impulses to be sent as messages in the brain? A Glial cells B Neurons C Histones D Building blocks

Neurons

Visual processing

Occipital Lobe

We need to measure dopamine activity in the Ventral Tegmental Area (VTA).

PET scan

We need to record ion flow through NMDA receptor channels.

Patch Clamp

An excitatory neurotransmitter binding to a receptor would make the charge inside the neuron more: A Positive B Negative C Superpolarized D Neutral

Positive

What determines the direction particles flow in solution? Select all that apply. Multiple answers: You can select more than one option A Concentration: Low to High B Size C Positive vs. Negative Charge D Concentration: High to Low

Positive vs. Negative Charge Concentration: High to Low

Which of the following is a purpose of glial cells? (Select all that apply) Multiple answers: You can select more than one option A Support B Sensing stimuli in the environment C Releasing neurotransmitters D Speeding up electrical impulses

Support Speeding up electrical impulses

Auditory processing

Temporal Lobe

Which part of your brain integrates and makes sense of all the information that enters your world? A The pons B The reptile brain C The neocortex D The limbic system

The neocortex

Which of the following do you think would NOT be a result of parietal lobe damage? A Unpredictable behavior B Problems navigating space C Lack of conscious feeling in extremities D Coordination of movement

Unpredictable Behavior

If a car accident were to injure someone's spinal cord at the lumbar level, which functions would you expect might be impaired in this person? A Walking B Picking up objects with the hands C Breathing D Doing math

Walking

People who have had strokes or injuries involving the neural networks in this area have trouble hearing or comprehending speech: A Broca's area B Wernicke's area C Hypothalamus D Olfactory cortex

Wenicke's area

We need to measure activity in the basal ganglia during a task in which the subject learns to hit a moving target on a screen with a stick.

fMRI