Research and Evidence-Based Practice Part One

Question 1

purpose of analysis of variance (ANOVA)

Answer 1

to determine if there is a difference between three or more groups

Question 2

purpose of the glomerulus

Answer 2

filtration of blood

Question 3

examples of dependent variables in PT

Answer 3

ROM

pain

BP

Question 4

what kinds of burns are generally indicated for surgery

Answer 4

full-thickness

Question 5

failure to reject the null hypothesis indicates

Answer 5

no significant difference between groups or treatments

Question 6

what is specificity

Answer 6

someone will test negative for a condition they DO NOT have

Question 7

purpose of t-test

Answer 7

to see if there is a difference between two groups

Question 8

purpose of chi-square test

Answer 8

tells the researcher whether the observed pattern is different than what would have been expected by chance aloen

Question 9

what is residual volume

Answer 9

volume of gas remaining in the lungs at the end of end of a maximal expiration

Question 10

what is reliability

Answer 10

consistency of measuring device or procedure

Question 11

what is validity

Answer 11

the extent at which something accurately measures what it’s supposed to

Question 12

what is tidal volume

Answer 12

amount of air inspired and expired with each breath during quiet breathing

Question 13

a pressure above 15 ppsi for pulsatile lavage for debridement could…

Answer 13

push bacteria further into the wound

Question 14

what is sensitivity

Answer 14

someone will test positive for a condition they actually have

Question 15

best PSI for pulsatile lavage

Answer 15

4-15 ppsi

Question 16

what lung volume is most different between males and females

Answer 16

inspiratory reserve volume

Question 17

full-thickness burns characteristics

Answer 17

dry, firm, leathery ESCHAR

eschar has no pliability and is insensate to touch

Question 18

difference between intra and intertester reliability

Answer 18

inter - two or more different testers

intra - one tester

Question 19

examples of independent variables in PT

Answer 19

type of treatment

frequency of visits

intervention time

Question 20

purpose of pulsatile lavage

Answer 20

suctioning to cleanse and debride wounds

Question 21

purpose of renal pelvis

Answer 21

drainage of kidney into the ureter

Question 22

what does it mean to reject the null hypothesis

Answer 22

a significant difference was observed between groups or treatments