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PSYCHOLOGY 101 CHAPTER 1-4 EXAM|
ACTUAL QUESTIONS WITH ANSWERS
2026
Genetics - correct-answer -study of inheritance of physical and psychological
traits from ancestors
Heritability - correct-answer -the extent to which individual differences in
phenotype are determined by genetic factors, or genotype
Sensory Neuron - correct-answer -transmits information from sensory receptors
to the brain
Motor Neuron - correct-answer -transmits commands from the brain to the
glands or the muscles through the spinal chord
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Interneurons - correct-answer -connect other neurons to each other (only found
in the brain and spinal chord)
Peripheral Nervous System - correct-answer -consists of neurons that convey
messages to and from CNS
Function of Somatic Nervous System - correct-answer -transmits sensory
information to the central nervous system and carries out its motor commands
Autonomic Nervous System - correct-answer -conveys information to and from
internal bodily structures that carry out basic life process (digestion and
respiration)
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Sympathetic Nervous System - correct-answer -- response to threats
- fight or flight
- increase in heart rate, dilates the pupils
Parasympathetic Nervous System - correct-answer -regulates heart rate and pupil
size
Dendrites - correct-answer -receives information from other cells
Cell Body - correct-answer -contains the nucleus
Axons - correct-answer -transmits information to other neurons
PSYCHOLOGY 101 CHAPTER 1-4 EXAM|
ACTUAL QUESTIONS WITH ANSWERS
2026
Genetics - correct-answer -study of inheritance of physical and psychological
traits from ancestors
Heritability - correct-answer -the extent to which individual differences in
phenotype are determined by genetic factors, or genotype
Sensory Neuron - correct-answer -transmits information from sensory receptors
to the brain
Motor Neuron - correct-answer -transmits commands from the brain to the
glands or the muscles through the spinal chord
,2|Page
Interneurons - correct-answer -connect other neurons to each other (only found
in the brain and spinal chord)
Peripheral Nervous System - correct-answer -consists of neurons that convey
messages to and from CNS
Function of Somatic Nervous System - correct-answer -transmits sensory
information to the central nervous system and carries out its motor commands
Autonomic Nervous System - correct-answer -conveys information to and from
internal bodily structures that carry out basic life process (digestion and
respiration)
, 3|Page
Sympathetic Nervous System - correct-answer -- response to threats
- fight or flight
- increase in heart rate, dilates the pupils
Parasympathetic Nervous System - correct-answer -regulates heart rate and pupil
size
Dendrites - correct-answer -receives information from other cells
Cell Body - correct-answer -contains the nucleus
Axons - correct-answer -transmits information to other neurons