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exam 1 neurology
ch 1,2,3,4
68
Other
Undergraduate 4
09/19/2013

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Cards

Term
how is BROCA'S area asociated with neurology and speech ?
Definition
it is in charge of motor speech
Term
how is WRENICKE'S area asociated with neurology and speech ?
Definition
it is incharge of understanding and comprehension of language
Term
CT scan stands for
Definition
computerized axial tomography
Term
MRI stands for
Definition
magnetic resonance imaging
Term
fMRI stands for
Definition
functional magnetic resonance imaging
Term
PET scan
Definition
positron emission tomography scan
Term
EEG stands for
Definition
Electoencephalograph
Term
this machine can show tumors in the Wernicke's scan
Definition
MRI
Term
this machie can give a three dimentional map with brain activivty represented by colors.
Definition
PET
Term
what machine is used to measure brain activity during sleep?
Definition
EEG
Term
who thought that language is inate and it is not learned?
Definition
chompsky
Term
myelin sheaths provide _____ to the axon
Definition
coating for conduction
Term
the gap in between the myelin sheaths are called________?
Definition
nodes of ranvier
Term
a sulcus is a ______ on the brain (out or inward)
Definition
valley, (inward)
Term
a gyrus in the brain is a ______(outward or inward)
Definition
hill (outward)
Term
perisylvian region includes
Definition

angular gyrus 

supramarginal gyrus 

 

Broca's

Wrenike's

 

Term

chompsky contributions:

1.

2.

3.

Definition

critical age for acquistion

language is acquired not learned

language acquistion device in brain

Term

the type of Neuroglial cells:

provide support and nutrition?

Definition
Astrocytes
Term

the type of Neuroglial cells:

in the CNS, these create myelin sheaths?

Definition
oligodendrocytes
Term

the type of Neuroglial cells:

In the PNS these create myelin sheaths?

Definition
schwann cells
Term

the type of Neuroglial cells:

these cells eat and clean debris,

they are scavenger cells?

Definition
Microglia
Term

the type of Neuroglial cells:

these cells help generate cerebral spinal fluid?

Definition
Ependyma
Term

the axon conducts impulses ______the cell?

 

Definition
away from
Term
how many axons per neuron?
Definition
1
Term
how many dendrites per neuron?
Definition

many per neuron

(efferent)

Term
dendrtites conduct impulses ______body?
Definition

toward cell body

(afferent)

Term

in axonal regeneration:

T/F

as long as if the axon isnt completely disconnect then conduction still occurs?

Definition
True
Term

T/F:

complete paralysis happens when the axon is completely disconnect?

Definition
True
Term
what is the CNS stand for?
Definition
Central nervous system
Term
another name for CNS?
Definition
neuroaxis
Term
what makes up the CNS?
Definition
brain and the spinal cord
Term
what does PNS stand for?
Definition
periopheral nervous system
Term
what is included in the PNS?
Definition

cranial nerves (brainstem)

spinal nerves

Term
the longitudinal sulcus divides the ____ and _____
Definition
left and right hemisphere
Term

the left and right hemisphere transfers

 information b/c of the _______

Definition
corpus collosum
Term
the central sulcus divides what?
Definition
the anterior and posterior division of the brain
Term
the lateral sulcus divides the _________ and ______ division of the brain
Definition
superior and inferior
Term
the ____ and the _____ make up the brainstem?
Definition
pons and medulla
Term

cerebral lobes:

what gyrus is the primary motor cortex

Definition
precentral gyrus
Term

cerebral lobes:

what gyrus is the primary sensory cortex

Definition
postcentral gyrus
Term
neurons are what?
Definition
nerve cells
Term
neuroglide cells are ?
Definition
support cells
Term
the function of the arcuate fasciculus is?
Definition
the tract that connects Brocas and Wernikes area
Term
where is the primary motor area?
Definition
the precentral gyrus
Term
where is the primary sensory area?
Definition
the prostcentral gyrus
Term
what is the function of the limbic system?
Definition
controls memory and emotions
Term
how does the limbic system help in language?
Definition
helps in the learning aspect of learning language
Term
what are the functions of the basal ganglia?
Definition
  • Controls Cognition
  • Movement Coordination
  • Voluntary Movement

 

Term
what is the funciton of the cerebellum?
Definition
provides fine coordination to the body
Term
the cerebellum is important in speech how?
Definition
it provides coordinating extremelu rapid and precise movements needed for articulation
Term
spinal nerves are usually ______ nerves?
Definition
mixed
Term
central nerves are ______
Definition

motor

sensory

mixed

Term

motor = _______

sensory =_________

Definition

afferent

efferent

Term

the meninges has 3 layers:

1

2

3

Definition

Dura

Arachnoid

Pia

 

Term
in the meninges, there is cerebral spinal fluid in which parts?
Definition
within the arachnoid and pia
Term
speech motor control is _______lateral
Definition
bilateral
Term
language is ____lateral
Definition
unilateral
Term
what is contralateral motor control?
Definition

when left controls right,

if the crossing of motor pathways happens at lower brainstem

Term
ipsilateral motor control happens when?
Definition
if the lesion is below the decussation crossing
Term

conduction and transportation:

which way do impulse travel?

Definition
through the axon away from the soma, toward terminal buttons
Term

______ can be back and forth on a neuron

______ can only be one way

Definition

transportation

conduction

Term
somatic nervous system is ______.
Definition
voluntary
Term
autonomic nervous system is _______
Definition
involuntary
Term
voltage gated channel means
Definition
gate opens up based on a certain voltage
Term
chemical channel means
Definition
opens up to a certain chemical
Term
what is a channel?
Definition

opens both sides

in and out

Term
what is a pump?
Definition

open one side at a time

provides energy to a cell

Term
what is the synaptc cleft?
Definition
the space between neurons at a nerve synapse across which a nerve impulse is transmitted by a neurotransmitter??????? dunno need to know where it is and what it does
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