Preliminary Info

Question 1

Image receptor

Answer 1

Device that receives the energy of the x-ray beam and forms the image of the body part

Question 2

Solid-state digital detector (DR)

Answer 2

Uses flat-panel IR to convert x-ray energy into a digital signal

Question 3

Photostimulable storage phosphor image plate

Answer 3

Device used for computed radiography similar to conventional intensifying screen

Question 4

Fluoroscopic IR

Answer 4

Designed for real time imaging to guide procedures or capture full motion video

Question 5

Cassette with film

Answer 5

Imprint on film and viewed with illuminator or view box

Question 6

Grids and lead shields

Answer 6

Reduce scattered radiation to the IR

Question 7

Compensating filters

Answer 7

Designed to compensate for significantly varied tissue thickness and density the within body part

Question 8

Source to image receptor distance (SID)

Answer 8

Distance from an focal spot inside the x-ray tube to the IR

Question 9

Synarthrosis

Answer 9

Immovable

Question 10

amphiarthrosis

Answer 10

Slightly movable

Question 11

Diarthrosis

Answer 11

Freely movable

Question 12

Synovial joints

Answer 12

Complex joints, like hinge, pivot, gliding, ellipsoid, saddle, and ball and socket

Question 13

Sagittal plane

Answer 13

Divides body into left and right

Question 14

Coronal plane

Answer 14

Divide body into anterior and posterior

Question 15

Horizontal plane

Answer 15

Divide body into superior and inferior

Question 16

projection

Answer 16

Path of the central Ray as it exits x-ray tube and goes through patient to IR

Question 17

Axial projection

Answer 17

Tube angle

Question 18

Tangential

Answer 18

Skims surface

Question 19

Lateral projection

Answer 19

Enters one side of the body transversely, then exits opposite side

Question 20

True projection

Answer 20

Exact positioning

Question 21

Oblique projection

Answer 21

Enters at an angle

Question 22

Position has two meanings. What are they?

Answer 22

1. Identify patient posture or general body position
2. Refers to specific placement of body part in relation to radiation table or IR

Question 23

Recumbent

Answer 23

Lying down in any position

Question 24

Supine

Answer 24

Lying on back

Question 25

Prone

Answer 25

Lying face down

Question 26

Trendelenburg

Answer 26

Supine with head tilted downward

Question 27

Fowler

Answer 27

Supine position with head higher than feet

Question 28

Sims

Answer 28

Recumbent with patient lying on left anterior side (semi-prone) with left leg extended, and right knee and thigh partially flexed

Question 29

Lithotomy

Answer 29

The gyno position

Question 30

Decubitus

Answer 30

Lying on side

Question 31

View

Answer 31

Describe body part as seen by IR (opposite position)

Question 32

Method

Answer 32

Describes specific radiographic projection the individual develops

Question 33

Sthenic

Answer 33

50% of the population Heart is moderately transverse Stomach high, upper left Moderately heavy build

Question 34

Hyposthenic

Answer 34

35% of the population Ordinary/average Most difficult to classify

Question 35

Asthenic

Answer 35

10% of the population Heart nearly vertical and at midline Lungs long, may be broader above base Stomach, low, and medial and pelvis when standing Frail build Wide pelvis

Question 36

Hypersthenic

Answer 36

5% of the population Diaphragm high Colon around periphery of abdomen Gallbladder high Football player build Narrow build

Question 37

Gliding joints

Answer 37

Uniaxial movement, simplest synovial, joint flattened or slightly curved surfaces (Example: wrist and foot)

Question 38

Hinge joint

Answer 38

Uniaq seal movement permits, only flexion and extension like a door (Example: elbow, knee, ankle)

Question 39

Pivot joint

Answer 39

Uniaxial movement only rotation around single axis (Example: axis of cervical spine)

Question 40

Ellipsoid joint

Answer 40

Biaxial movement (example: radio carpool joints of wrist)

Question 41

Saddle joint

Answer 41

Biaxial movement (example: only thumb)

Question 42

Ball and socket

Answer 42

Multi axial movement (example: hip and shoulder)

Question 43

Caudad

Answer 43

Parts away from head

Question 44

Cephalad

Answer 44

Parts toward the head

Question 45

Cephalad

Answer 45

Parts toward the head