18 Questions
What is the main function of the autonomic nervous system?
To control involuntary activities
What is the term for the nerves that arise from the underside of the brain?
Cranial nerves
How many pairs of spinal nerves make up the spinal nervous system?
31 pairs
What is the term for the division of the nervous system that oversees voluntary activities?
Somatic nervous system
What is the term for the roots of a spinal nerve?
Dorsal and ventral roots
What is the term for the entire nervous system excluding the central nervous system?
Peripheral nervous system
What are the two main divisions of the nervous system?
Central nervous system (CNS) and peripheral nervous system (PNS)
What is the primary function of neuroglial cells?
To fill spaces, support neurons, and provide structural frameworks
What is the process by which the nervous system interprets sensory information?
Integrative function
What is the term for the nerves that connect the central nervous system to the rest of the body?
Peripheral nerves
What is the function of sensory receptors at the ends of peripheral nerves?
To gather information and convert it into nerve impulses
What is the term for the system that controls involuntary actions, such as heart rate and digestion?
Autonomic nervous system
What is the main function of the autonomic nervous system?
To maintain homeostasis of visceral activities without conscious effort
What type of nerves form plexuses?
Spinal nerves
What is the origin of the lumbrosacral plexuses?
Lower spinal cord
What is the function of the parasympathetic division of the autonomic nervous system?
To operate under normal conditions
Where are the cervical plexuses located?
On either side of the neck
What is the destination of the brachial plexuses?
Upper limbs
Learn about the functions of the nervous system, including sensory, integrative, and motor functions. Understand how the central nervous system and peripheral nervous system work together to control the body.
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