33 Questions
What is the structural and functional unit of the nervous system?
Neurons
Which type of glial cell is responsible for insulating and modulating neurotransmission in the central nervous system?
Oligodendrocytes
What is the region of communication between neurons called?
Synapse
Which type of glial cell is found in the peripheral nervous system and nourishes neurons?
Schwann cells
Which type of glial cell is produced in the bone marrow and has a defensive role in the immune system?
Microglia
What is the main function of astrocytes in the nervous system?
Nourishment and regulation of the environment
What is the primary function of neurotransmitters?
To transmit information from one neuron to another
Which of the following is NOT a characteristic of neurotransmitters?
They are produced by the cell body of the neuron
What is the role of the myelin sheath in the nervous system?
It provides insulation to allow for efficient transmission of electrical impulses
Which of the following is a function of the central nervous system?
Integration and coordination of incoming and outgoing neural signals
Which of the following is NOT a characteristic of neurotransmitters?
They are released from the cell body of the neuron
What is the role of the myelin sheath in the context of demyelinating diseases?
Demyelination can cause disruption in the transmission of electrical impulses
What is the main purpose of the central nervous system?
To integrate and coordinate incoming and outgoing neural signals
What part of the nervous system is responsible for the 'Rest and Digest' response?
Parasympathetic Nervous System (Para SNS)
Which part of the brain is responsible for motor control, planning, reasoning, and language production?
Frontal lobe
What structure connects gyri in opposite hemispheres of the brain?
Commissural fibres
Which part of the brain is responsible for processing vision?
Occipital lobe
Which part of the brain is responsible for understanding language?
Temporal lobe
What part of the nervous system lies outside the Central Nervous System (CNS)?
Peripheral Nervous System (PNS)
What is the function of the Peripheral Nervous System?
To carry information to and from the CNS
Which neurotransmitter is NOT associated with the Autonomic Nervous System?
Glutamate
What is the function of the Somatic Nervous System?
To carry sensory and motor information to all parts of the body under voluntary control
What is the primary role of the Autonomic Nervous System?
Controls involuntary bodily functions
What structure emerges from the cranium?
Cranial nerve
Which part of the Spinal Nerve contains both motor and sensory fibers?
Spinal nerve
Where does the cell body of the preganglionic neuron in the Autonomic Nervous System lie?
In the gray matter of the CNS
Which area of the brain is responsible for understanding speech and language?
Wernicke's area (22)
Which area of the brain is somatotopically organized as the motor homunculus?
Primary motor cortex (4)
A lesion in which area of the brain may result in contralateral loss of sensation, such as touch, proprioception, and vibration?
Primary somatosensory cortex (1, 2, 3)
Which area of the brain is responsible for the conscious perception of sound?
Primary auditory cortex (41, 42)
Which area of the brain is responsible for complex cognitive behavior, personality expression, and decision making?
Prefrontal cortex (9-12)
Which area of the brain is responsible for the interpretation of sensory information?
Somatosensory association cortex (5, 7, 40)
Which structure of the limbic system is responsible for emotion?
Amygdala
Explore topics such as Cells of the Nervous System, Communication within the Nervous System, Structural and Functional Divisions of the Nervous System, Somatic vs Autonomic Nervous System, Cerebral Cortex and connections, Functional areas of the cerebral cortex, and The Limbic System and Hypothalamus. Recommended reading includes 'Clinical Neuroanatomy and Neuroscience, 5th Edition' by Fitzgerald, Gruener, and Mtui.
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