BBH 101- Lesson 3 notes with elaborated solutions
Your nervous system includes - Answer️️ -brain, spinal cord, and all of
the nerves that carry messages from your brain to the periphery of your
body and vice versa.
what are the 2 broad categories the nervous system can be divided into -
An...
Your nervous system includes - Answer✔️✔️-brain, spinal cord, and all of
the nerves that carry messages from your brain to the periphery of your
body and vice versa.
what are the 2 broad categories the nervous system can be divided into -
Answer✔️✔️-Central Nervous System & Peripheral Nervous System
What does the central nervous system consist of - Answer✔️✔️-brain and
spinal cord
Your brain is the site where - Answer✔️✔️-all of your thoughts originate and
where all of your sensations (e.g. touch, smell, taste) are sent to be
processed
the spinal cord acts as a - Answer✔️✔️-conduit that carries motor
information from the brain to the body & sensory info from the body to the
brain. its a critical component of the nervous system.
Peripheral nervous system is made up of - Answer✔️✔️-all of the nerves that
connect the brain and spinal cord with the rest of the body.
What does the Peripheral Nervous System break into? - Answer✔️✔️-the
somatic and autonomic nervous system
Somatic nervous system - Answer✔️✔️-is involved in voluntary muscle
control. It is made up of the nerves that stimulate muscles to elicit
movement.
Autonomic Nervous System - Answer✔️✔️-is involved in automatic
processes like controlling breathing, regulating your heart rate, influencing
digestion.
What are the divisions of the autonomic nervous system - Answer✔️✔️-
sympathetic nervous system and parasympathetic
Sympathetic nervous system activity - Answer✔️✔️-type of activity that
occurs in threatening situations. (fight or flight).
Parasympathetic Nervous System Activity - Answer✔️✔️-activity that
dominates when you are not threatened and are less alert and anxious.
(rest-and-digest system.)
What are the most fundamental cellular units of the nervous system -
Answer✔️✔️-neurons
neurons are the what of the complex system and how many are there -
Answer✔️✔️-the building blocks and up to 100 billions of them.
Dendrites - Answer✔️✔️-look like branching trees. typically the sites on a
neuron where information (usually in the form of chemicals called
neurotransmitters) is received.
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