Combining forms
sensitivity to pain
caus/o
burning
What is the suffix that means?
sensitivity to pain
-algesia
What is the name of an individual nerve cell in which impulses pass along?
Neuron
What does a nerve do?
Carrie electrical messages or impulses.
angi/o
vessel (blood)
cerebell/o
cerebellum
What is the suffix that means?
hernia
-cele
What is the part of the nerve that carries the impulse away from the cell body, and is covered in a myelin sheath?
Axon
Sensory nerves carry messages toward or away from the brain?
troph/o
nourishment;development
lept/o
thin, slender
What is the suffix that means?
feeling, nervous sensation
-esthesia
Nervous system is broken down into to major nervous system divisions, what are they?
Central Nervous System
&
Peripheral nervous system
Parasympathetic & Sympathetic
tax/o
order;coordination
cry/o
cold
What is the suffix that means?
condition of eating;swallowing
-phagia
What are the organs in the CNS?
Brain & Spinal Cord
What do the parasympathetic nerves control when the body is in "peace"?
Lowering blood pressure
Constricting Pupils
Slowing heart rate
Slowing respiration rate
sycop/o
to cut off; cut short
esthesi/o
feeling, nervous sensation
What is the suffix that means?
paralysis
-plegia
What organs are in the Periperal Nervous system?
Cranial nerves, spinal nerves, and autonomic nerves
What do the sympathetic nerves control when the body is in "stress"?
Dilating pupils
Increasing blood pressure
Increasing heart rate
Increasing respiration