PSY 101-Chapter 2

Descripción

Psychology 101 Test sobre PSY 101-Chapter 2, creado por Emily Fox el 22/09/2017.
Emily  Fox
Test por Emily Fox , actualizado hace más de 1 año
Emily  Fox
Creado por Emily Fox hace alrededor de 7 años
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Resumen del Recurso

Pregunta 1

Pregunta
The axons of certain neurons are covered by a layer of fatty tissue that helps speed neural transmission. The tissue is...
Respuesta
  • Dopamine
  • The Myelin Sheath
  • Acetylcholine
  • An Endophin

Pregunta 2

Pregunta
A strong stimulus can increase the...
Respuesta
  • 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

Pregunta 3

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

Pregunta 4

Pregunta
Which is the correct sequence in the transmission of a simple reflex?
Respuesta
  • Sensory neuron, Interneuron, Sensory neuron
  • Interneuron, Motor neuron, Sensory neuron
  • Sensory neuron, Interneuron, Motor neuron
  • Interneuron, Sensory neuron, Motor neuron

Pregunta 5

Pregunta
In a resting state, the axon is...
Respuesta
  • 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

Pregunta 6

Pregunta
Which of the following is typically controlled by the right hemisphere?
Respuesta
  • Language
  • Learned voluntary movements
  • Arithmetic reasoning
  • Perceptual tasks

Pregunta 7

Pregunta
The part of the human brain that is most like that of a fish is the...
Respuesta
  • Cortex
  • Limbic System
  • Brainstem
  • Right Hemisphere

Pregunta 8

Pregunta
Voluntary movements, such as writing with a pencil, are directed by the...
Respuesta
  • Sympathetic nervous system
  • Somatic nervous system
  • Parasympathetic nervous system
  • Autonomic nervous system

Pregunta 9

Pregunta
A neuron will generate action potentials when it...
Respuesta
  • Remains below its threshold
  • Receives an excitatory input
  • Surpasses its threshold of receiving more excitatory than inhibitory inputs
  • Is stimulated by a neurotransmitter

Pregunta 10

Pregunta
Which is the correct sequence in the transmission of a neural impulse?
Respuesta
  • Axon, Dendrite, Cell body, Synapse
  • Dendrite, Axon, Cell body, Synapse
  • Synapse, Axon, Dendrite, Cell body
  • Dendrite, Cell body, Axon, Synapse

Pregunta 11

Pregunta
Following a head injury, a person has ongoing difficulties staying awake. Most likely, the damage occurred to the...
Respuesta
  • Thalamus
  • Corpus callosum
  • Reticular formation
  • cerebellum

Pregunta 12

Pregunta
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...
Respuesta
  • Say she saw FLY
  • Ssay she saw TRAP
  • Say she saw FLYTRAP
  • Say she saw TRAPFLY

Pregunta 13

Pregunta
Which of the following is typically controlled by the left hemisphere?
Respuesta
  • Making inferences
  • Word recognition
  • The left side of the body
  • Perceptual skills

Pregunta 14

Pregunta
Which of the following are governed by the simplest neural pathways?
Respuesta
  • Emotions
  • Physiological drives, such as hunger
  • Reflexes
  • Movements, such as walking

Pregunta 15

Pregunta
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...
Respuesta
  • ACh
  • Endorphins
  • Dopamine
  • Norepinephrine

Pregunta 16

Pregunta
I am a relatively fast-acting chemical messenger that affects mood, hunger, sleep, and arousal. What am I?
Respuesta
  • Acetylcholine
  • Dopamine
  • Norepinephrine
  • Serotonin

Pregunta 17

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

Pregunta 18

Pregunta
The gland that regulates body growth is the...
Respuesta
  • Adrenal
  • Thyroid
  • Hypothalamus
  • Pituitary

Pregunta 19

Pregunta
Jessica experienced difficulty keeping her balance after receiving a blow to the back of her head. It is likely that she injured her...
Respuesta
  • Medulla
  • Thalamus
  • Hypothalamus
  • Cerebellum

Pregunta 20

Pregunta
Moruzzi and Magoun caused a cat to lapse into a coma by severing neural connections between the cortex and the...
Respuesta
  • Reticular formation
  • Hypothalamus
  • Thalamus
  • Cerebellum
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