Anatomy of the Nervous System Flashcards
Afferent (input)
Sensory
TOUCH AND VISCERAL INPUT
Mechanoceptors
Proprioceptors
Nociceptors
Thermoceptors
Chemoceptors
SIGHT
SOUND
SMELL
TASTE
Efferent (output)
Somatic/Autonomic
reflex arc
receptor- afferent fibres- integrated center- efferent fibre - effector
FUNCTIONS OF GLIAL CELLS
Support
Insulation
Buffering and scavenging
Guide developing neurones
Immune response
Blood-Brain Barrier
CEREBROSPINAL FLUID (CSF
produced by choroid plexus
clear colorless solution
Aqueous solution of NaCl + glucose
(low concentrations of K+, Ca2+)
Buoyancy & cushioning
Compensation of changes in brain volume
Synaptic plasticity
Synaptic plasticity is the ability of the brain to change and adapt to new information.