Central Nervous System
The central nervous system is composed of
WHAT IS
Cerebellum, Cerebrum & Spinal cord
What is the Peripheral nervous system?
WHAT IS
Network of nerve cells, afferent & efferent systems, that carries messages to and from the central nervous system
The ANS is composed of ______ subtypes which are:
WHAT IS
1 three
2 Sympathetic, parasympathetic & enteric
A whitish fiber or bundle of fibers that transmit impulses and sensations to the brain or spinal cord
WHAT IS
a nerve or neuron
The study of the nervous system is called
WHAT IS neuroscience
The CNS, central nervous system, is known as
WHAT IS
the control center responsible for voluntary body actions
An axon does what
WHAT IS
relays information AWAY from the cell body through nerve impulses
Consists of involuntary movements such as breathing, blinking, sweating & digesting
WHAT IS
Autonomic nervous system
Chief sensory nerve, largest of cranial nerves, controls mastication (chewing)
Chief motor nerve, controls muscle of facial expressions
WHAT IS
1 Trifacial, trigeminal or 5th nerve
2 Facial or 7th nerve
Sphenopalatine ganglioneuralgia is another name for
WHAT IS brain freeze (cold stimulus headache)
Wrinkled ball of tissue and its function
WHAT IS
1 cerebellum (Latin translates to
'little brain"
2 motor function, muscle movement, respiration, heart rate
Dendrite does what
WHAT IS
Deliver information to the cell body
Accelerates heart rate, constricts blood flow and raises blood pressure.
WHAT IS
Sympathetic
This has long and short threadlike fibers that are called axons and dendrites that extend from cells.
WHAT IS
Nerves or neurons
Breaks food down to be absorbed by cells or eliminated
WHAT IS
Digestive system (GI tract)
Rounded part of upper front part of the brain and it's function
WHAT IS
1 cerebrum
2 thought, emotion memory
Located in the papillary layer, receptors send messages like touch, temperature, sight, sound, taste and smell to the brain
WHAT IS
sensory/afferent nerves
Slows heart rate, dilates blood vessels and lowers blood pressure
WHAT IS
Parasympathetic
What is like an interstate highway, driving back and forth from cell to cell?
Lack of oxygen and narcotics can shut this highway down.
WHAT IS
the dendrite system
Consists of the skin and liver; eliminates waste from the body
WHAT IS
Excretory system
This is composed of long nerve fibers located in the base of the brain to the base of the spine and its function
WHAT IS
1 spinal cord
2 31 pairs of nerve fiber that branch out to the organs, muscles and skin
Carries messages away from the brain to the muscles or glands, when the message is received the muscle contracts or expands.
WHAT IS
Motor nerve
Controls the functions of the gastrointestinal tract
WHAT IS
enteric
Describe a mixed nerve
WHAT IS
Both sensory and motor nerves sending messages in both directions at once.
Made of two types of glands
WHAT IS
endocrine system