Ortho X-rays

Question 1

Body parts that behave as water on xrays

Answer 1

muscles, ligaments, tendons

Question 2

Determines density of bone

Answer 2

cortex

Question 3

bone structure and stria can be seen. evident in repair process or reaction to tumor or infection

Answer 3

ossification

Question 4

homogeneous and structureless. Seen in degeneration of bursa, tendons, or in metabolic disease

Answer 4

calcification

Question 5

Part of bone where growth occurs and may have limited blood supply

Answer 5

epiphysis

Question 6

Portion of the bone converted from cartilage until remodeled to diaphysis. Active metabolic area with formation of blood elements

Answer 6

metaphysis

Question 7

Thick central portion of bone that serves as supporting structure

Answer 7

diaphysis

Question 8

Type of growths seen in epiphysis and metaphysis

Answer 8

giant cell in epiphysis and bone cysts in metaphysis

Question 9

Postero-anterior view with knee flexed to 50 degrees. Indicated for Osteochondritis Dissecans evaluation. Performed standing if possible

Answer 9

notch view

Question 10

What are you worried about with a severe posterior knee dislocation?

Answer 10

neurovascular compromise of the extremity

Question 11

Injury sssociated with deep soft tissue swelling

Answer 11

crush injury

Question 12

Biconcave pattern seen with firm disc pushing on osteoporotic body

Answer 12

vertebral fracture

Question 13

Have smooth surfaces. Total mass greater than expected for normal bone

Answer 13

accessory bones

Question 14

bone snaps into two or more parts and moves so that the two ends are not lined up straight

Answer 14

displaced fracture

Question 15

the bone is in many pieces

Answer 15

communiated fracture

Question 16

bone cracks either part or all of the way through, but does move and maintains its proper alignment

Answer 16

undisplaced fracture

Question 17

an incomplete fracture in which the bone is bent. This type occurs most often in children

Answer 17

greenstick

Question 18

fracture at a right angle to the bone’s axis

Answer 18

transverse

Question 19

fracture is one whose ends are driven into each other. This is commonly seen in arm fractures in children and is sometimes known as a buckle fracture

Answer 19

compacted fracture

Question 20

bone fractures of the distal (lower) part of the shin bone (tibia) in toddlers. is undisplaced and has a spiral pattern

Answer 20

toddler’s fracture

Question 21

On xray shows up as joint space narrowing with osteophytes, subchondral sclerosis, subcondral cysts

Answer 21

osteroarthritis

Question 22

On xray shows up as joint space narrowing with bony erosions, soft tissue swelling, osteopenia about joint

Answer 22

rheumatoid arthritis

Question 23

caused by injury or infection. represents fluid in the soft tissues. will eliminate contrast areas in muscles and have indistinct edges as well as increased vessel lines

Answer 23

swelling

Question 24

Has defined edges as if forces normal tissues away or replaces them

Answer 24

mass

Question 25

What organ malignancies tend to be lytic?

Answer 25

lung, thyroid, kidney

Question 26

What organ malignancies tend to be lytic and blastic?

Answer 26

prostate and breast

Question 27

Pathognomonic for Ewing's sarcoma

Answer 27

onion skinning

Question 28

Deep soft tissue swelling about the metaphysis. Bone destruction is a late development. Tends to spread irregularly. Avascular bone form sequestra

Answer 28

osteomyelitis

Question 29

BONE LOOKS WASHED OUT, LOSES TRABECULAE, CORTEX THINS, DEFORM FORM PRESSURE

Answer 29

osteoporosis