Chapter 3 psych review

Signals are transmitted from one neuron to another
across a synapse.
through a glial cell.
by the myelin sheath.
in the cell body.
Which type of neuron receives information from the external world and conveys this information to the brain via the spinal cord?
sensory neuron
motor neuron
interneuron
axon
An electric signal that is conducted along the length of a neuron’s axon to the synapse is called
a resting potential.
an action potential.
a node of Ranvier.
an ion.
The chemicals that transmit information across the synapse to a receiving neuron’s dendrites are called
vesicles.
terminal buttons.
postsynaptic neurons.
neurotransmitters.
The ______________ automatically controls the organs of the body.
autonomic nervous system
parasympathetic nervous system
sympathetic nervous system
somatic nervous system
Which part of the hindbrain coordinates fine motor skills?
the medulla
the cerebellum
the pons
the tegmentum
What part of the brain is involved in movement and arousal?
the hindbrain
the midbrain
the forebrain
the reticular formation
The____________________ regulates body temperature, hunger, thirst, and sexual behaviour.
cerebral cortex
pituitary gland
hypothalamus
hippocampus
What explains the apparent beneficial effects of cardiovascular exercise on aspects of brain function and cognitive performance?
the different sizes of the somatosensory cortices
the position of the cerebral cortex
specialization of association areas
neuron plasticity
Genes set the______________ in populations within a given environment.
individual characteristics
range of variation
environmental possibilities
behavioural standards
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