Shared Flashcard Set

Details

chapter 10 Nervous System
terms
15
Medical
Undergraduate 2
10/15/2008

Additional Medical Flashcards

 


 

Cards

Term
central nervous sysstem
Definition
consists of the brain and spinal cord.
Term
peripheral nervous system
Definition
consists opf cranial nerves and pinal nevers, plexses and peripheral nerves throught out the body.. (autonic nerves)
Term
cervical nerves
Definition
(c1-8)
Term
thoracic Nerves
Definition
(t1-12)
Term
Lumbar nerves
Definition
(l1-5)
Term
sacral nerves
Definition
(s1-5)
Term
femoral nerve
Definition
is a lumbar nerve leading to and from the thigh( femur)
Term
sacral nerve
Definition
is a nerve begining in a region of the hip
Term
cauda equina
Definition
(latin for horse tail) is a bundle of spinal nerves below the end of the spinal nerve
Term
sensory (afferent) nerves
Definition
carry messages related to changes in the environment TOWARD the spinal cord and brain
Term
Moter(effferent) nerves
Definition
travel FROM the spinal cord to the brain muscles of the body telling them how to respond.
Term
autonomic nervous system
Definition
this system of nerve fibers carries impulses AWAY from the central nervous system to the gland heart, blood vessels and invonluntary muscle found in the walls of tubes like the intestines and hollow organs like the stomach and Urinary bladder.
Term
sympathetic system
Definition
part of the autonomic nerve system. stimulate the body int imes of stress and crisis, they increase heart rate and forcefulness, dialate ( relax)airways so more oxygen can get enter, increase blood pressure, stimulate the adrenal glands to secrete adrenaline, slows digestion ( flight or fight)
Term
parasympathic
Definition
( claim) slow down heart rate, contract the pupils of the eye. lower blood pressure stimulate peristalsis to clear the rectum and increase the quantity of secretions like saliva.
Term
plexus
Definition
large network of nerves ion the periphal nervous system
Supporting users have an ad free experience!