nervous system Flashcards
the central nervous system includes the _______ and spinal cord
brain
An ___________ carries impulses from the body to the brain
ascending nerve tract
motor neurons are called ______ neurons and carry information form the brain to the body
efferent
the name of the three layers of the meninges are the dura matter, arachnoid membrane, and______
pia matter
the lobe of the brain that controls hearing and smell
temporal lobe
the medical term “cephalalgia” literally means ________
headache
a bruise on the surface of the brain is called ________
cerebral contusion
temporary disruption of blood flow to the brain is known as a ________
stroke
kelptomania is the failure to resist urges to ________
steal
a neurectomy is the ________ of a nerve
surgical removal
parts of the nervous system
central, peripheral, and autonomic
central nervous system consists of
brain and spinal cord
peripheral nervous system consists of
12 pairs of cranial nerves , 31 pairs of spinal nerves
autonomic nervous system consists of
peripheral nerves and ganglia
Afferent or sensory neurons
carry information into the brain and spinal cord
Efferent or motor neurons
carry information away from the brain and spinal cord
synapse
space between two neurons/receptors
cerebrum 1 /2
controls thoughts,memory,association, and critical thinking
thalamus
suppress and magnify stimuli
hypothalamus
vital functions ie. heart rate temperature etc
cerebellum
muscular activity for smooth and steady movements
pons
nerves cross over so polar brain and body controls
medula oblogata
control basic vital funcitons of life i.e breathing eating thirst
cerebrum
two hemispheres into four lobes: frontal, parietal, occipital and temporal