BBH 101- Lesson 3 Notes Graded A+
What is included in your nervous system?
The nervous system consists of the brain, spinal cord, and all the nerves that carry messages between
the brain and the periphery of the body.
What are the two broad categories into which the nervous system can be ...
The nervous system consists of the brain, spinal cord, and all the nerves that carry messages between
the brain and the periphery of the body.
What are the two broad categories into which the nervous system can be divided?
The nervous system is divided into the Central Nervous System (CNS) and the Peripheral Nervous System
(PNS).
What comprises the Central Nervous System?
The Central Nervous System consists of the brain and spinal cord.
What is the role of the brain?
The brain is the site where all thoughts originate and where all sensations (e.g., touch, smell, taste) are
processed.
What function does the spinal cord serve?
The spinal cord acts as a conduit for carrying motor information from the brain to the body and sensory
information from the body to the brain. It is a critical component of the nervous system.
, What makes up the Peripheral Nervous System?
The Peripheral Nervous System consists of all the nerves that connect the brain and spinal cord to the
rest of the body.
Into what does the Peripheral Nervous System break down?
The Peripheral Nervous System is divided into the somatic nervous system and the autonomic nervous
system.
What is the somatic nervous system responsible for?
The somatic nervous system is responsible for voluntary muscle control and is made up of the nerves
that stimulate muscles to produce movement.
What does the autonomic nervous system control?
The autonomic nervous system manages automatic processes such as breathing, heart rate regulation,
and digestion.
What are the divisions of the autonomic nervous system?
The autonomic nervous system divides into the sympathetic nervous system and the parasympathetic
nervous system.
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