Emily Fox
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Psychology 101 Quiz on PSY 101-Chapter 2, created by Emily Fox on 22/09/2017.

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PSY 101-Chapter 2

Question 1 of 20

1

The axons of certain neurons are covered by a layer of fatty tissue that helps speed neural transmission. The tissue is...

Select one of the following:

  • Dopamine

  • The Myelin Sheath

  • Acetylcholine

  • An Endophin

Explanation

Question 2 of 20

1

A strong stimulus can increase the...

Select one of the following:

  • Speed of the impulse the neuron fires

  • Intensity of the impulse the neuron fires

  • Number of times the neuron fires

  • Threshold that must be reached before the neuron fires

Explanation

Question 3 of 20

1

The pain of heroin withdrawal may be attributable to the fact that...

Select one of the following:

  • Under the influence of long-term heroin use the brain ceases production of endorphins

  • Under the influence of long-term heroin use the brain ceases production of all neurotransmitters

  • During heroin withdrawal the brain’s production of all neurotransmitters is greatly increased

  • long-term heroin use destroys endorphin receptors in the brain

Explanation

Question 4 of 20

1

Which is the correct sequence in the transmission of a simple reflex?

Select one of the following:

  • Sensory neuron, Interneuron, Sensory neuron

  • Interneuron, Motor neuron, Sensory neuron

  • Sensory neuron, Interneuron, Motor neuron

  • Interneuron, Sensory neuron, Motor neuron

Explanation

Question 5 of 20

1

In a resting state, the axon is...

Select one of the following:

  • Depolarized, with mostly negatively charged ions outside and positively charged ions inside

  • Depolarized, with mostly positively charged ions outside and negatively charged ions inside

  • Polarized, with mostly negatively charged ions outside and positively charged ions inside

  • Polarized, with mostly positively charged ions outside and negatively charged ions inside

Explanation

Question 6 of 20

1

Which of the following is typically controlled by the right hemisphere?

Select one of the following:

  • Language

  • Learned voluntary movements

  • Arithmetic reasoning

  • Perceptual tasks

Explanation

Question 7 of 20

1

The part of the human brain that is most like that of a fish is the...

Select one of the following:

  • Cortex

  • Limbic System

  • Brainstem

  • Right Hemisphere

Explanation

Question 8 of 20

1

Voluntary movements, such as writing with a pencil, are directed by the...

Select one of the following:

  • Sympathetic nervous system

  • Somatic nervous system

  • Parasympathetic nervous system

  • Autonomic nervous system

Explanation

Question 9 of 20

1

A neuron will generate action potentials when it...

Select one of the following:

  • Remains below its threshold

  • Receives an excitatory input

  • Surpasses its threshold of receiving more excitatory than inhibitory inputs

  • Is stimulated by a neurotransmitter

Explanation

Question 10 of 20

1

Which is the correct sequence in the transmission of a neural impulse?

Select one of the following:

  • Axon, Dendrite, Cell body, Synapse

  • Dendrite, Axon, Cell body, Synapse

  • Synapse, Axon, Dendrite, Cell body

  • Dendrite, Cell body, Axon, Synapse

Explanation

Question 11 of 20

1

Following a head injury, a person has ongoing difficulties staying awake. Most likely, the damage occurred to the...

Select one of the following:

  • Thalamus

  • Corpus callosum

  • Reticular formation

  • cerebellum

Explanation

Question 12 of 20

1

An experimenter flashes the word FLYTRAP onto a screen facing a split-brain patient so that FLY projects to her right hemisphere and TRAP to her left hemisphere. When asked to say what she saw, the patient will...

Select one of the following:

  • Say she saw FLY

  • Ssay she saw TRAP

  • Say she saw FLYTRAP

  • Say she saw TRAPFLY

Explanation

Question 13 of 20

1

Which of the following is typically controlled by the left hemisphere?

Select one of the following:

  • Making inferences

  • Word recognition

  • The left side of the body

  • Perceptual skills

Explanation

Question 14 of 20

1

Which of the following are governed by the simplest neural pathways?

Select one of the following:

  • Emotions

  • Physiological drives, such as hunger

  • Reflexes

  • Movements, such as walking

Explanation

Question 15 of 20

1

Melissa has just completed running a marathon. She is so elated that she feels little fatigue or discomfort. Her lack of pain is probably the result of the release of...

Select one of the following:

  • ACh

  • Endorphins

  • Dopamine

  • Norepinephrine

Explanation

Question 16 of 20

1

I am a relatively fast-acting chemical messenger that affects mood, hunger, sleep, and arousal. What am I?

Select one of the following:

  • Acetylcholine

  • Dopamine

  • Norepinephrine

  • Serotonin

Explanation

Question 17 of 20

1

The neurotransmitter acetylcholine (ACh) is most likely to be found ...

Select one of the following:

  • At the junction between sensory neurons and muscle fibers

  • At the junction between motor neurons and muscle fibers

  • At junctions between interneurons

  • In all of these locations

Explanation

Question 18 of 20

1

The gland that regulates body growth is the...

Select one of the following:

  • Adrenal

  • Thyroid

  • Hypothalamus

  • Pituitary

Explanation

Question 19 of 20

1

Jessica experienced difficulty keeping her balance after receiving a blow to the back of her head. It is likely that she injured her...

Select one of the following:

  • Medulla

  • Thalamus

  • Hypothalamus

  • Cerebellum

Explanation

Question 20 of 20

1

Moruzzi and Magoun caused a cat to lapse into a coma by severing neural connections between the cortex and the...

Select one of the following:

  • Reticular formation

  • Hypothalamus

  • Thalamus

  • Cerebellum

Explanation

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