#1
What is the basic functional unit of the nervous system?
Neuron
Glial cell
Dendrite
Axon
#2
Which part of a neuron receives signals from other neurons?
#3
Which part of the neuron carries signals away from the cell body?
#4
Which part of a neuron releases neurotransmitters into the synapse?
Soma
Axon
Dendrite
Terminal button
#5
What is the function of myelin in the nervous system?
To protect the neuron from damage
To speed up the transmission of nerve impulses
To regulate neurotransmitter release
To facilitate the growth of new neurons
#6
Which part of the brain is responsible for regulating basic physiological functions like breathing and heart rate?
Cerebellum
Medulla oblongata
Hippocampus
Thalamus
#7
What is the function of the cerebrospinal fluid (CSF) in the nervous system?
To provide nutrients to neurons
To protect the brain from mechanical injuries
To regulate neurotransmitter levels
To facilitate the transmission of nerve impulses
#8
What is the primary function of the parasympathetic nervous system?
To prepare the body for fight or flight responses
To regulate involuntary bodily functions during rest
To facilitate communication between sensory and motor neurons
To coordinate voluntary muscle movements
#9
Which neurotransmitter is commonly associated with feelings of pleasure and reward?
Serotonin
Dopamine
Acetylcholine
Norepinephrine
#10
What is the function of the hypothalamus in the nervous system?
To control voluntary movements
To regulate body temperature and metabolism
To process visual information
To coordinate muscle contractions
#11
What is the role of acetylcholine in the nervous system?
To regulate mood and emotions
To control muscle contractions
To facilitate learning and memory
To regulate sleep-wake cycles
#12
What is the role of neurotransmitters in neural communication?
To generate electrical impulses in neurons
To convert sensory input into neural signals
To transmit signals between neurons
To regulate the balance of fluids in the brain
#13
What is the role of the blood-brain barrier in the nervous system?
To protect the brain from harmful substances in the blood
To regulate the flow of cerebrospinal fluid
To facilitate the exchange of gases in the brain
To transmit electrical signals between neurons
#14
What is the function of the prefrontal cortex in the brain?
To process visual information
To regulate emotions and decision-making
To control voluntary movements
To regulate body temperature
#15
What is the function of the reticular formation in the brainstem?
To regulate body temperature
To control voluntary movements
To regulate sleep-wake cycles and consciousness
To process visual information
#16
What is the function of the frontal lobe in the cerebral cortex?
To process visual information
To regulate emotions and decision-making
To control voluntary movements
To regulate body temperature