The Brain/Neurological Assessment - Unit 3

Question 1

The Brain - basic building block is the ___.

Answer 1

Neuron.

Question 2

A ___th of our brain is visual processing.

Answer 2

4th.

Question 3

Brain - __% tissue, CSF ___%, Blood __%.

Answer 3

Tissue 80%
CSF 10%
Blood 10%

Question 4

What do the meninges do?

Answer 4

Cover the skull/parts of brain

Question 5

Glucose - what does it do in the brain?

Answer 5

It is brain food!

Question 6

What is autoregulation in the brain?

Answer 6

It’s when the brain changes the diameter of the vessels because it needs to.

Question 7

How much CSF do we produce in an hour?

Answer 7

About 20 mL/hour.

Question 8

Hyperventilation - what does it do?

Answer 8

Protects us - CO2 dilates vessels in brain, so hyperventilation gets rid of CO2.

Question 9

LOC - most sensitive neuro test. T/F?

Answer 9

True!

Question 10

What are parts of the neuro exam?

Answer 10

Mental status, cranial nerves, motor system, reflexes, sensory system, coordination, station and gait.

Question 11

When testing for pain/stimulation, should we test centrally?

Answer 11

Yes!

Question 12

Stereogenesis - what is it?

Answer 12

Can’t understand what you’re feeling without looking at it.

Question 13

What’s the Romberg test?

Answer 13

Close your eyes - if you can stand in one place and not move around, you’re good!

Question 14

Glasgow Coma Scale - Scoring - Eye Opening

Answer 14

Spontaneous - 4
To speech - 3
To pain - 2
None - 1

Question 15

Glasgow Coma Scale - Scoring - Verbal Response

Answer 15

Oriented - 5
Confused conversation - 4
Words (inappropriate) - 3
Sounds (incomprehensible) - 2
None - 1

Question 16

Glasgow Coma Scale - Scoring - Best Motor Response

Answer 16

Obey commands - 6
Localize pain - 5
Flexion - Normal - 4
Abnormal Flexion - 3
Extend - 2
None - 1

Question 17

If the Glasgow scale is less than 5, what has to happen?

Answer 17

Organ procurement is called.

Question 18

Hippus pupils - def

Answer 18

Constrict then dilate back. This could be caused by an increase in ICP.

Question 19

Pinpoint pupils - what might cause this?

Answer 19

Opioid overdose.

Question 20

GIANT pupils - what might cause this?

Answer 20

Atropine

Question 21

Hemeneoisis - what is it?

Answer 21

Vision loss of half of field.

Question 22

Conjugate gaze - def

Answer 22

eyes going in different directions.

Question 23

Nystagmus - what is it?

Answer 23

eye jerking.

Question 24

What are some diagnostics tests in the neuro world?

Answer 24

CT/CTA (Arteries - great for stroke patients.)
MRI, MRI - 3D
PET - lights up the bad areas
Cerebral angiograms - dye - can see the vessels.
Carotid Doppler.
Lumbar puncture - infection?
Brain flow study - brain dead? If it doesn’t go up to the brain…oh boy!