Shared Flashcard Set

Details

Chapter 9:Nervous System
N/A
41
Anatomy
11th Grade
12/05/2011

Additional Anatomy Flashcards

 


 

Cards

Term
Nerve Impulse
Definition
What is a wave of action potential?
Term
Allows to react to physical and chemical changes in surrounding environment
Definition
What is the purpose of the Nervous System?
Term
Receive messages from neurons
Definition
What do dendrites do?
Term
Neurogilal Cells
Definition
What are the most abundant cells?
Term
Provide:
physical support, insulation, and nutrients for neurons
Definition
What do neurogilal cells do?
Term
Brain and Spinal Cord
Definition
What makes up the Central Nervous System?
Term
Nerves
Definition
What make up the Peripheral Nervous System?
Term
PNS
Definition
Which nervous system connects with the rest of the body?
Term
Integrative Functions
Definition
What are conscious and subconscious sensations?
Term
Trigger Zone
Definition
What is the specific part where a cell neuron begins?
Term
Saltatory Conduction
Definition
When a nerve impulse travels down and jumps across a gap
Term
Multipolar;Motor
Definition
Are most cells unipolar, multipolar, or mixed? Are they sensory or motor?
Term
Thick, myelin
Definition
What nerve impulses faster?
Term
Form Myelin sheath around neurons
Definition
What do Schwann Cells do?
Term
White Matter
Definition
What are axons with myelin around them?
Term
No
Definition
Can neurons carry on Mitosis?
Term
Multipolar, Bipolar, Unipolar
Definition
What are the structural ways of classification?
Term
Depolarization
Definition
When sodium ions come into cells
Term
Re-polarization
Definition
When potassium ions diffuse outwards
Term
Resting Nerve
Definition
What kind of nerve has more sodium outside the neuron?
Term
Epineurium
Definition
What is the outermost covering of a nerve?
Term
Sodium
Definition
Which ion affects a neuron the most?
Term
block neurotransmitters
Definition
If medication were to stop Nervous System it helps to
Term
Ach
Definition
What is an example of a neurotransmitter that is excitatory?
Term
Convergence
Definition
When axons come together
Term
Sensory Nerve
Definition
What is an affrent nerve?
Term
protective
Definition
Withdrawal reflexes are
Term
Pia Mater
Definition
What is the inner most layer?
Term
Subarachnoid Space
Definition
Where do you find Cerebrospinal fluid
Term
Dendrites
Definition
_________ carry impulses towards neuron
Term
Corsal Corrusum
Definition
What connects cerebrum?
Term
Ventricles
Definition
____ are a series of inter connected cavities that contain cerebral spinal fluid
Term
Chroid Plexuses
Definition
What produces CSF?
Term
Reticular Formation
Definition
_______ keeps you awake and asleep
Term
Vermis
Definition
______ connects 2 hemispheres
Term
Medula Oblangata
Definition
What houses the control center?
Term
Cranial and Spinal Nerves
Definition
What is PNS made of?
Term
12 and 31
Definition
How many cranial and spinal nerves
Term
Vestibular Cocular
Definition
What cranial nerve is responsible for hearing?
Term
Axon
Definition
What sends information away?
Term
Perisympathatic
Definition
When at rest, what division of the nervous system is most active?
Supporting users have an ad free experience!