BBH 101- Lesson 3 notes; Questions and
Answers
Your nervous system includes Correct 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
C...
BBH 101- Lesson 3 notes; Questions and
Answers
Your nervous system includes Correct 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
Correct Answer-Central Nervous System & Peripheral Nervous System
What does the central nervous system consist of Correct Answer-brain and
spinal cord
Your brain is the site where Correct 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 Correct 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 Correct 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? Correct Answer-the
somatic and autonomic nervous system
Somatic nervous system Correct Answer-is involved in voluntary muscle
control. It is made up of the nerves that stimulate muscles to elicit movement.
, BBH 101- Lesson 3 notes; Questions and
Answers
Autonomic Nervous System Correct Answer-is involved in automatic
processes like controlling breathing, regulating your heart rate, influencing
digestion.
What are the divisions of the autonomic nervous system Correct Answer-
sympathetic nervous system and parasympathetic
Sympathetic nervous system activity Correct Answer-type of activity that
occurs in threatening situations. (fight or flight).
Parasympathetic Nervous System Activity Correct 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 Correct
Answer-neurons
neurons are the what of the complex system and how many are there
Correct Answer-the building blocks and up to 100 billions of them.
Dendrites Correct 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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