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Unit 2: Biological Bases of Behavior

Total questions: 50

Worksheet time: 17mins

Name
Class
Date
1.
Name the two major parts of the central nervous system.
a)
The brain and the skull. 
b)
The brain and the body.
c)
The spinal cord and the brain.
d)
The spinal cord and the body. 
2.
A functional MRI (fMRI) and a PET scan both:
a)
provide a way to measure the functioning and activity of the brain.
b)
produce black and white scans of the brain’s structures.
c)
create selective injuries that allow researchers to study brain function.
d)
provide detailed computerized interpretations of brain dysfunctions.
3.
The part of the brain that controls life-sustaining functions, such as heartbeat, breathing, and swallowing, is the:
a)
cerebral cortex.
b)
cerebellum.
c)
medulla.
d)
hippocampus.
4.
The ______ lobes are responsible for higher mental processes such as decision making.
a)
parietal
b)
frontal
c)
temporal
d)
occipital
5.
Controls arousal  (sleepiness and awakefulness)
a)
Reticular Formation
b)
Thalamus
c)
Amygdala
d)
Medulla
6.

What is the brief electrical charge that travels down an axon called?

a)

Action potential

b)

Resting potential

c)

All-or-none Impulse

d)

Refractory period

e)

Myelination response

7.
When a neuron receives a stimulus that is very strong, the result is that:
a)
the neuron fires in an all-or-none fashion.
b)
the neuron fires at a greater strength.
c)
fewer neurons fire at the same time.
d)
the neuron cannot fire back.
8.
Which part of the brain controls language comprehension?
a)
Occipital lobe
b)
Wernicke's area
c)
Broca's area
d)
Amygdala
9.
Which neurotransmitter enables muscle action, learning, and memory?
a)
dopamine
b)
serotonin
c)
norepinephrine
d)
Acetylcholine (ACh)
10.
What does the cerebellum help maintain?
a)
body temperature
b)
emotions
c)
motor output
d)
balance
11.
The small ___ is involved with puberty and how fast we grow.
a)
Amygdala 
b)
Pituitary Gland
c)
Reticular formation 
d)
Sensory Strip
12.
The ___ helps decide what memories transfer from the short to long term memory.
a)
Hippocampus
b)
Corpus Callosum 
c)
Hypothalamus 
d)
Cerebellum 
13.
The ____ nervous system controls unconscious activities.
a)
somatic
b)
sympathetic
c)
parasympathetic
d)
autonomic
14.
The _____ response is known as fight or flight.
a)
parasympathetic
b)
sympathetic
c)
somatic
d)
peripheral
15.
Part of the peripheral that controls conscious activities
a)
autonomic
b)
somatic
c)
sympathetic
d)
parasympathetic
16.
Which part of the neuron receives information and conducts it towards the cell body?
a)
Synapse
b)
Axon terminal
c)
Dendrites
d)
Nucleus
17.
Reward centers trigger the release of what neurotransmitter?
a)
Acetycholine
b)
Serotonin
c)
Dopamine
d)
Norepinephrine
18.
The limbic system includes the __.
a)
Cerebellum, Pons, Medulla
b)
Hippocampus, Amygdala, Hypothalamus
c)
Spinal cord, corpus callosum, amygdala
d)
reticular formation, hypothalamus, cerebral cortex
19.
Which neurotransmitter affects moods such as hunger, sleep, and arousal?
a)
Acetylcholine
b)
Norepinephrine
c)
Glutamate
d)
Serotonin
20.

Where is the motor cortex located?

a)

frontal lobe

b)

parietal lobe

c)

occipital lobe

d)

temporal lobe

21.

Chemical messengers of the Endocrine System are

a)

interneurons

b)

hormones

c)

neurotransmitters

d)

sensory neurons

22.

Adrenal glands release

a)

seratonin

b)

epinephrine

c)

GABA

d)

aetylcholine

23.
Reuptake refers to the
a)
the ending of the refractory period.
b)
movement of neurotransmitter molecules across a synaptic gap.
c)
inflow of positively charged ions through an axon membrane.
d)
reabsorption of excess neurotransmitter molecules by a sending neuron.
24.
Which lobes of the brain receive the input that enables you to feel someone scratching your back?
a)
parietal
b)
temporal
c)
occipital
d)
frontal
25.
Name the level of stimulation required to trigger a neural impulse
a)
All-or-none response
b)
Threshold
c)
Refractory period
d)
Resting potential
26.
An axon is 
a)
a cell that serves as the basic building block of the nervous system
b)
a layer of fatty tissue that encases the fibers of many neurons
c)
an antagonist molecule that blocks neurotransmitter receptor sites
d)
the extension of a neuron that carries messages away from the cell body
27.
When people disucss the "nature vs. nurture" controversy, Nature refers to __________ and nurture refers to ___________.
a)
genes; heredity
b)
chromosomes; genetics
c)
biology; enviroment
d)
DNA; hormones 
28.
To estimate trait heritability, researchers are most likely to use 
a)
cloning
b)
natural selection
c)
interaction
d)
twin studies
29.

The part of the neuron which speeds up signal down the axon and protects the axon

a)

Myelin Sheath

b)

Dendrites

c)

Axon

d)

Terminal buttons

30.

A type of scan that traces glucose consumption in certain parts of the brain

a)

EEG (electroencephalogram)

b)

MRI (Magnetic Resonance Imaging)

c)

X-Ray

d)

PET (Positron Emission Test)

31.

A type of test which measures brain activity by detecting electrical impulses.

a)

EEG (electroencephalogram)

b)

MRI (Magnetic Resonance Imaging)

c)

X-Ray

d)

PET (Positron Emission Test)

32.

Part of your brain which sends sensory signals to the proper region of the brain.... except for smell. (It's like a relay center or router)

a)

Hypothalamus

b)

Thalamus

c)

Amygdala

d)

Hippocampus

33.

Part of your brain which is responsible for strong emotions like fear

a)

Hypothalamus

b)

Thalamus

c)

Amygdala

d)

Hippocampus

34.

A hormone secreted by the pineal gland which regulates circadian rhythms and helps one feel "sleepy"

a)

thyroxine

b)

epinephrine

c)

endorphins

d)

melatonin

35.

Split Brain Experiments: If a person with a lesioned corpus callosum is shown an image in their left visual field they would NOT be able to tell you what it is (even though they "see" it)

a)

True

b)

False

36.

A drug that mimics a neurotransmitter is called a/an

(example: heroin mimics dopamine)

a)

Agonist

b)

Antagonist

c)

Agawagonisticist

d)

Arflamagonagowillist

37.

Occurs when sodium and potassium move across the membrane wall of neuron and result in an electrical charge being sent down the axon

a)

Action Potential

b)

Reuptake

c)

Refractory Period

d)

All or nothing principle

38.

Xzasia has been suffering from severe bouts of depression for the past several years. Her doctor recommends medication targeting what neurotransmitter?

a)

GABA

b)

Dopamine

c)

Serotonin

d)

Acetylcholine

39.
Which area of the brain influences sleep and dreaming?
a)
pons
b)
reticular formation
c)
medulla
d)
cerebellum
40.
The left hemisphere of the brain specializes in which of the following?
a)
visual-spatial perception
b)
language
c)
emotional thought and recognition
d)
pattern recognition
41.
What is the Hypothalamus ?
a)
Controls heart and lungs
b)
"Reward Center" ; Sleep, sex drive, and etc.
c)
Memory
d)
Fear and anger
42.
Evolutionary psychologists emphasize that environmentally adaptive behaviors are those that have promoted
a)
reproductive success.
b)
personal happiness.
c)
cultural diversity.
d)
behavior genetics.
43.
Creates a computerized image using x-rays passed through the brain to show structure.
a)
MRI
b)
CAT
c)
PET
d)
EEG
44.
Poor Choice Patty took LSD which caused her to experience...
a)
delusions
b)
hallucinations
c)
dissociations
d)
dreams
45.
Shannon is taking a tranquilizer drug to reduce anxiety prescribed by her doctor.  The doctor told her to never take this drug with alcohol because it can be lethal.  What type of drug is Shannon taking? 
a)
MDMA
b)
meth
c)
opiate
d)
barbiturate
46.

A relatively psychologically active type of sleep when most of a person’s dreaming takes place; voluntary muscles are inhibited, making the person move very little.

a)

Rapid Eye Movement (REM) Sleep

b)

Non-REM Sleep

47.

A splitting of conscious awareness.

a)

Dissociative State

b)

Suggestibility

c)

Waking Consciousness

d)

Narcolepsy

48.
Characterized by uncontrollable sleep attacks
a)
Night Terrors
b)
Insomnia
c)
Narcolepsy
d)
Sleep Apnea
49.

Sleep disorder in which a person has trouble breathing while asleep

a)

Insomnia

b)

Narcolepsy

c)

Sleep paralysis

d)

Sleep apnea

50.

According to Sigmund Freud, which of the following refers to two distinct levels of consciousness in the context of dreams?

a)

Implicit and explicit levels

b)

Internal and external levels

c)

Latent and manifest levels

d)

Superficial and subliminal levels

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