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WorksheetsWeekly Quiz 10/23
Total questions: 13
Worksheet time: 10mins
Which of the following processes is controlled most directly by the autonomic nervous system?
driving a car
reading a textbook
sensing painful stimuli
digesting food
experiencing pain
Which of the following biological systems is most likely responsible for an increase in heart rate while experiencing anxiety?
The central nervous system
The sympathetic nervous system
The parasympathetic nervous system
The endocrine system
The vestibular system
The part of the neuron that is responsible for receiving signals from other neurons is called
the axon
a dendrite
a neurotransmitter
the synaptic cleft
the synaptic cleft
Voluntary muscle movement is most directly controlled by the ___.
midbrain
forebrain
sympathetic division of the nervous system
parasympathetic division of the nervous system
somatic division of the nervous system
Toni accidentally touched a hot stove. She instantly pulled back her hand. Which of the following is true about her pulling back of her hand?
It was initiated in the motor cortex of the brain.
It was initiated in the spinal cord.
It was a voluntary behavior.
It was due to instructions from the brain.
It was an operantly conditioned response.
The main effect of the myelin sheath is to
increase the speed of conduction of the action potential along the axon
increase the velocity of conduction of the action potential across the synapse
facilitate the incoming stimulus signals at sensory receptors
reduce the amount of unused neurotransmitter in the synaptic cleft
protect the terminal buttons of the neuron from destruction by enzymes
Brain cells that allow us to learn by observing others are called
efferent neurons
afferent neurons
mirror neurons
motor neurons
Schwann cells
Information is sent to the spinal cord or the brain by
afferent neurons
Schwann cells
T cells
efferent neurons
neuroglia
Which number indicates the synaptic cleft (synapse)?
1
2
4
5
6
Which neurotransmitter is thought to be most closely related to major depressive disorder?
acetylcholine
dopamine
histamine
serotonin
gamma-aminobutyric acid (GABA)
Efferent neurons are also called
afferent neurons
motor neurons
sensory neurons
mirror neurons
neurotransmitters
An undersupply of which of these neurotransmitters is most closely related to the symptoms of Alzheimer’s disease?
dopamine
acetylcholine
gamma-aminobutyric acid (GABA)
serotonin
norepinephrine
When a neuron is stimulated to its threshold, what happens?
Sodium and potassium ions move across the membrane, creating an action potential.
The neuron becomes hyperpolarized.
Neurotransmitters are released from the dendrites.
The refractory period of the neuron prevents it from responding.
The neuron’s equilibrium potential is reached.
