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Flashcards in Medical Deck (12)
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1
Q

CAT SCAN
What does it stand for?

C_
A_
T_

A

CAT (Computerized Axial Tomography)

scan

2
Q

CAT SCAN

How does it work?

A

takes x-ray slices of the brain;

3
Q

CAT SCAN

Why is it used?

A

used to diagnose a stroke

4
Q

EEG

What does it stand for?

E
E
G

A

(Electroencephalogram)

5
Q

EEG

How does it work?

A

detect electrical currents in the brain;

6
Q

EEG

Why is it used?

A

used to diagnose dementia and epilepsy

7
Q

PET

What does it stand for?

P
E
T

A

PET (Positron Emission Tomography) scan

positrons are the antimatter counterparts of electrons

8
Q

PET

How does it work?

A

detect brain activity through emitted gamma rays, visible as a result of an injection of radioactive glucose;

9
Q

PET

Why is it used?

A

used to determine active and inactive areas of the brain

10
Q

MRI

What does it stand for?

M
R
I

A

MRI (Magnetic Resonance Imaging)

11
Q

MRI

How does it work?

A

detect the energy of proton shifts in the body; different areas release different amounts of energy, which creates the image

12
Q

MRI

Why is it used?

A

Nobody knows!