week 4 word presentation

Question 1

barotrauma

Answer 1

physical damage to body tissues caused by a difference in pressure b/w an air space inside or beside the body + the surrounding fluid (i.e. scuba diving, air cabin pressure causing ear barotrauma during flights)

"baro" = weigh
"trauma" = a wound

Question 2

radiopaque

Answer 2

• not permitting the passing of x-rays or other radiant energy
• instead, appears on x-rays as white or opaque (e.g. bone)
• antonym = radiolucent or radiotranslucent

"radiare" = rays
"paque" = darness; obscure

Question 3

anorexia

Answer 3

diminished appetite or aversion to food (not to be confused with anorexia nervosa)

"an" = no
"orexus" = appetite
"ore" = eating (oral)

Question 4

scotoma

Answer 4

• an isolating area of diminished vision w/ the visual field (e.g. blind spot)
• could be used in a physical or psychological context

"scotos" = darkness
"oma" = mass, tumor

Question 5

malacia

Answer 5

• abnormal softening or loss of consistency or contiguity in organs or tissue
• used to refer to a bone that’s supposed to be hard but is actually soft
• rickets/vitamin D deficiency can cause malacia (bow legs are an indicator of childhood vit D deficiency)
• antonym = scelosis (hardening)

“malakos” = soft

Question 6

debridement

Answer 6

medical removal of infelcted, dead, or damaged tissue to improve healing potential of remaining healthy tissue (e.g. removal of adhesions)

"de" = to take
"bride" = adhesions formed after surgery (bridle is restricting equipment used to direct a horse)

Question 7

akinetic

Answer 7

• affected w/ akinesia, which is a loss of control or impaired motor function (common consequence of Parkinson’s)
• unlike apraxia, where you can still make movements but it’s uncoordinated, akinetic refers to damage to nervious system, which means you can’t make a movement (aka total loss of movement)

“kinect” = movement

Question 8

randomized

Answer 8

• to make random in arrangement, esp. in order to control the variables in an experiment
• term used in statistics; randomization is used to eliminate or lower bias

Question 9

incidence

Answer 9

frequency w/ which something, such as a disease or a trait, appears in a particular population at a particular time (*don’t confuse with prevalance)

“incide” = act of coming into contact with

Question 10

infarction

Answer 10

localized tissue death due to secession of blood supply (circulation is stuck)

“infarct” = to plug up, or cram, or stuff

Question 11

hemineglect

Answer 11

• condition due to brain injury where patient is only aware of one side of body + completely ignores the other side (most common is left visual hemineglect, caused by damage to the right parietal lobe of the brain)
• AKA hemispatial neglect, unilateral spatial neglect, or unilateral inattention
• a person with hemineglect may draw a clock with with only the numbers 12 through 6

Question 12

lumbago

Answer 12

• pain in the lumbar region – AKA “low back pain”
• # 1 cause is stress

“lumbus” = loins