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WorksheetsBasal Ganglia and Reflexes Quiz
Total questions: 20
Worksheet time: 10mins
Which of the following is a component of the basal ganglia?
Thalamus
Hippocampus
Putamen
Medulla
The major output nucleus of the basal ganglia is?
Subthalamic nucleus
Caudate nucleus
Globus pallidus interna
Hippocampus
Basal ganglia are primarily involved in?
Sensory perception
Motor control
Language processing
Visual reflexes
The neurotransmitter most commonly associated with basal ganglia function is?
Acetylcholine
Serotonin
Dopamine
Glutamate
Damage to the basal ganglia can lead to which disorder?
Multiple sclerosis
Parkinson’s disease
Myasthenia gravis
Epilepsy
Renshaw cells are located in the?
Cerebral cortex
Medulla
Spinal cord
Hypothalamus
Renshaw cells are inhibitory interneurons that release?
Acetylcholine
GABA
Dopamine
Glycine
Chemical synapses differ from electrical synapses in that they?
Conduct bidirectionally
Use neurotransmitters
Have faster transmission
Are always inhibitory
Which type of synapse is faster?
Chemical synapse
Electrical synapse
Both are equal
Depends on the neuron
EPSP leads to?
Hyperpolarization
Depolarization
No change in potential
Inhibition of impulse
IPSP results in?
Excitation
Depolarization
Hyperpolarization
Action potential
EPSPs are typically caused by influx of?
Chloride ions
Potassium ions
Sodium ions
Calcium ions
Which of the following best defines a reflex?
Conscious movement
Voluntary response
Automatic response
Planned action
A reflex arc includes all except?
Receptor
Effector
Thalamus
Motor neuron
The afferent limb of the reflex arc is the?
Motor neuron
Sensory neuron
Interneuron
Effector
Which of the following is a property of reflexes?
Conscious control
Fatigue resistant
Involuntary
Delayed response
What is the term for rapid, involuntary response to stimulus?
Reaction
Impulse
Reflex
Action potential
The minimal stimulus required to elicit a reflex is called?
Threshold
Receptor potential
Generator potential
Action potential
Which property of reflex is shown when intensity of response increases with stimulus strength?
Adaptation
After-discharge
Summation
Recruitment
Reciprocal innervation in reflexes means?
Same muscle contracts and relaxes
Both limbs move together
Agonist contracts while antagonist relaxes
Both muscles contract
