CHAPTER 9 PATIENT CARE BOOK BASIC RADIATION PROCTECTION AN BIOLOGY Flashcards

WHAT EJECTS DURING IONIZATION?

ORBITAL ELECTRONS

WHAT ARE THE TWO MAIN CATEGORY FOR THE SOURCE RADITION IONIZING RADIATION?

BACKGROUND AND NATURAL RADITION

WHAT ARE 3 STEPS THAT MUST OCCUR TO PRODUCE AND XRAY?

1. A SOURCE OF ELECTRONS
2. A FORCE TO MOVE THEM RAPIDLY
3. AND SOMETHING TO MOVE THEM RAPIDLY

WHAT CHARGE IS THE CATHODE?

NEGATIVE

WHAT CHARGE IS THE ANODE?

POSITIVE

WHAT ARE FIVE INTERACTIONS OF XRAYS WITH MATTER?

CLASSIC COHERENT
PHOTOELECTRIC
COMPTON SCATTERING
PAIR PRODUCTION
PHOTO DISINTEGRATION

WHICH TWO INTERACTIONS WITH MATTER OCCUR WITHIN THE DIAGNOSTIC RANGE
OF XRAY ENERGIES?

COMPTON AND PHOTODISINTEGRATION

BLANK IS AN INTERACTION WITH MATTER IN WHICH A LOW ENERGY PHOTON
BELOW 10 KEV
IS ABSOBED AND RELEASED WITH ITS SAME ENERGY FREQUENCY, AND
WAVELENGTH BUT WITH A CHANGE IN
DIRECTION

CLASSIC COHERENT SCATTERING

BLANK IS AN INTERACTION WITH MATTER IN WHICH HIGHER ENEGRY PHOTONS
STRIKE A LOOSELY BOUND
OUTER ELECTRON REMOVING IT FROM IT SHELL AND ITS REMAINING ENERGY
IS RELEASED AS A SCATTERED PHOTON

COMPTON SCATTERING

BLANK IS AN INTERACTION BETWEEN MATTER AND A PHOTON POSSESSING A
MINIMIUM OF 1.02 MILLION ELECTRONS VOLTS OF ENERGY PRODUCING TWO
OPPOSITELY CHARGED PARTICLES,A POSITRON AND NEEGATRON

PAIR PRODUCTION

BLANK IS A DIRECT INTERACTION WITH THE NUCLEUS OF THE ATOM CAUSING A
STATE OF OF EXCITEMENT WITHIN THE NUCLEUS , FOLLOWED BY THE EMISSION
OF A NUCLEAR FRAGMENT

PHOTODISINTEGRATION

BLANK IS THE INTERACTION WITH MATTER IN WHICH A PHOTON STRIKES THE
INNER SHELL ELECTRON CAUGSING ITS EJECTION FROM ORBIT WITH WITH THE
COMPLETE ABSORPTION OF THE PHOTON ENERGY

PHOTOELECTRIC INTERACTION

UNITS OF MEASURE

UNITS OF MEASURE

BLANK IS THE UNIT OF EXPOSURE IN AIR

ROENTGEN

WHAT IS THE SYMBOL FOR ROENTGEN

R

WHAT IS THE SI UNIT FOR ROENTGEN

COULOMMBS PER KILOGRAM

WHAT IS THE SI UNIT ROENTEGEN IS MEASURED IN?

COULOMMBS PER KILOGRAM

BLANK MEANS ANY UNIT USED TO MEASURE THE AMOUNT OF ENERGY ABSORBED IN
ANY MEDIUM

RADIATION ABSORBED DOSE

WHAT DOES RAD MEAN

RADIATION ABSORBED DOSE

WHAT IS THE SI UNIT FOR RAD

GRAY

BLANK IS A UNIT OF DOSE EQUIVALENCE: EQUAL TO THE PRODUCT OF ABSORBED
IN ANY MEDIUM

RADIATION EQUIVALENT MAN

WHAT IS THE SI UNIT FOR REM

SIEVERT

THE CURIE MEASURES WHAT

ACTIVITY

BLANK IS A UNIT OF RADIOACTIVITY DEFINED AS THE QUANITY OF ANY
RADIAOCATIVE NUCLIDE IN WHICH THE NUMBER OF DISTINEGRATIONS PER SECOND

CURIE

WHAT IS THE ANNUAL DOSAGE FOR OCCUPATIONAL EXPOSURES?

5 REM

HOW DO WE CALCULATE ANNUAL DOSASE FOR OCCUPATIONAL WORKER?

AGE TIMES 1REM

ONE REM EQUALS HOW MANY MSV

10MSV

WHAT IS THE DOSE LIMIT FOR SKINS HAND AND FEETS

50 REM OR 500 MSV

WHAT IS DOSE LIMIT FOR LENS OF EYE ANUAL

15 REM OR 150 MSV

WHAT IS THE MONTHLY EQUIVALENT DOSE OF A EMBRYO FETAL EXPOSURE

O.05 REM AND 0.5 MSV

NO THRESHOLD INDICATES THAT NO DOSES EXISIST BELOW WHICH THE RISK OF
DAMAGE DOES NOT EXIST. RISK VERSUS BENEFIT GOVERNED THE EXPOSURE OF
AND INDIVIDUALS

...

STAGES OF RESPONSE EXIST FOR EACH ACUTE RADIATION SYNDROME?

STAGES OF RESPONSE EXIST FOR EACH ACUTE RADIATION SYNDROME?

WHAT STAGE OF RADIATION EXPOSURE IS REFERRED TO AS THE FIRST WITH
SYMPTOMS OF NAUSEA VOMITTING AND DIARRHEA

...

WHAT STAGE OF RADIATION EXPOSURE IN WHICH THE ORGANISM FEELS WELL
HOWEVER DURING THIS TIME THE BODY IS UNDERGOING BIOLOGIC CHANGES THAT
WILL LEAD TO THE FINAL PERIOD

LATENT PERIOD

BLANK CELLS CAUSE FUNTION

SOAMTIC CELLS

BIOLOGIC RESPONES TO IONIZING RADIATION TOTAL BODY RESPONSE TO IRRADIATION

BIOLOGIC RESPONES TO IONIZING RADIATION TOTAL BODY RESPONSE TO IRRADIATION

WHAT SYMPTOM DUE TO RADIATION IS DUE THE INABILITY TO PRODUCE BLOOD
CELLS IN BONE MARROW?

BONE MARROW HEMATOPIOETIC SYNDRONE

BONE MARROW HEMATOPIOETIC SYNDRONE HOW MUCH DOSE IS NEEDED FOR THIS
TO OCCUR

2- 10 GY

RADIATION EFFECTS WHAT MAIN PARTS?

BONE MARROW HEMATOPOIETIC
GASTROINTESTINAL SYNDROME
CENTRAL NERVOUS SYNDROME