3.6 Review Questions

QuestionAnswer
A(n) ________ is a sudden, permanent change in a sequence of DNA.
mutation
allele
chromosome
epigenetic
________ refers to a person’s genetic makeup, while ________ refers to a person’s physical characteristics.
Genotype; phenotype
Phenotype; genotype
DNA; gene
Gene; DNA
________ is the field of study that focuses on genes and their expression.
Epigenetics
Social psychology
Evolutionary psychology
Behavioral neuroscience
Humans have ________ pairs of chromosomes.
23
15
46
78
The ________ receive(s) incoming signals from other neurons.
dendrites
soma
terminal buttons
myelin sheath
A(n) ________ facilitates or mimics the activity of a given neurotransmitter system.
agonist
axon
SSRI
antagonist
Multiple sclerosis involves a breakdown of the ________.
myelin sheath
soma
synaptic vesicles
dendrites
An action potential involves Na+ moving ________ the cell and K+ moving ________ the cell.
inside; outside
outside; inside
inside; inside
outside; outside
Our ability to make our legs move as we walk across the room is controlled by the ________ nervous system.
somatic
autonomic
sympathetic
parasympathetic
If your ________ is activated, you will feel relatively at ease.
parasympathetic nervous system
somatic nervous system
sympathetic nervous system
spinal cord
The central nervous system is comprised of ________.
brain and spinal cord
sympathetic and parasympathetic nervous systems
organs and glands
somatic and autonomic nervous systems
Sympathetic activation is associated with ________.
both pupil dilation and increased heart rate
pupil dilation
storage of glucose in the liver
increased heart rate
The ________ is a sensory relay station where all sensory information, except for smell, goes before being sent to other areas of the brain for further processing.
thalamus
amygdala
hippocampus
hypothalamus
Damage to the ________ disrupts one’s ability to comprehend language, but it leaves one’s ability to produce words intact.
Wernicke’s Area
amygdala
Broca’s Area
occipital lobe
A(n) ________ uses magnetic fields to create pictures of a given tissue.
MRI
EEG
PET scan
CT scan
Which of the following is not a structure of the forebrain?
substantia nigra
thalamus
hippocampus
amygdala
The two major hormones secreted from the pancreas are:
glucagon and insulin
estrogen and progesterone
norepinephrine and epinephrine
thyroxine and oxytocin
The ________ secretes messenger hormones that direct the function of the rest of the endocrine glands.
pituitary
ovary
thyroid
pancreas
The ________ gland secretes epinephrine.
adrenal
thyroid
pituitary
master
The ________ secretes hormones that regulate the body’s fluid levels.
pituitary
adrenal
testes
thyroid

The content of this course has been taken from the free Psychology textbook by Openstax

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