KIN 411 Midterm Exam Questions with Complete Solutions Graded A+
3 views 0 purchase
Course
KIN 411
Institution
KIN 411
What is reliability? - CORRECT ANSWER-Consistency (giving same answer over and over)
T/F: A person can affect reliability. - CORRECT ANSWER-True
What is validity? - CORRECT ANSWER-Accuracy
What is criterion validity? - CORRECT ANSWER-How accurate an instrument or test is compared to the cr...
KIN 411 Midterm Exam Questions with
Complete Solutions Graded A+
What is reliability? - CORRECT ANSWER-Consistency (giving same answer over and
over)
T/F: A person can affect reliability. - CORRECT ANSWER-True
What is validity? - CORRECT ANSWER-Accuracy
What is criterion validity? - CORRECT ANSWER-How accurate an instrument or test is
compared to the criterion or gold standard ("Gold standard validity")
-Ex. BIA vs. DEXA
What is internal validity? - CORRECT ANSWER-Accuracy inside the study (accuracy in
specific setting)
What is external validity? - CORRECT ANSWER-Validity outside the study - does the
same thing happen in other settings (labs, populations, real world)
What helps improve external validity? - CORRECT ANSWER-Randomization/random
samples
What helps improve internal validity? - CORRECT ANSWER-Use the gold standard
Can a test be reliable but not valid? - CORRECT ANSWER-Yes - scale can measure
the same weight 3x, but not be the correct weight
Can a test be valid but not reliable? - CORRECT ANSWER-No - if valid, then reliable
,What is calibration? - CORRECT ANSWER-Adjusting an instrument so it's standardized
(how we get valid/reliable readings!)
What is a correction factor? When do we need one? - CORRECT ANSWER-Amount of
deviation in a measurement that is accounted for during calibration; need one whenever
we can't calibrate something (treadmill example)
Conversion factors: Inches to cm - CORRECT ANSWER-1 in = 2.54 cm
Conversion factors: kg to kp - CORRECT ANSWER-1 kg = 1 kp
Conversion factors: kg to lb - CORRECT ANSWER-1 kg = 2.2 lbs
Conversion factors: L O2 to kcal - CORRECT ANSWER-1 L O2 = 5 kcal
Conversion factors: MET to kcal/kg/hr - CORRECT ANSWER-1 MET = 1 kcal/kg/hr
Conversion factors: MET to ml/kg/min - CORRECT ANSWER-1 MET = 3.5 ml/kg/min
Conversion factors: rev to m - CORRECT ANSWER-1 rev = 6 m (on Monark)
What information would you want about your participant prior to exercise testing? -
CORRECT ANSWER--Medical history (surgeries, injuries, diseases)
-ID contraindications to exercise (e.x. angina w/exercise)
-Exercise hx (sedentary, walk, triathlete)
-Physical exam (rHR, rBP, height/weight)
What is blood pressure? - CORRECT ANSWER-Indirect estimate of the pressures in
the heart during the cardiac cycle (pressure blood exerts against blood vessels)
, What is the cardiac cycle? - CORRECT ANSWER-Contraction (systole) and relaxation
(diastole) of the heart (both atria and ventricles)
Why is BP an indirect measure? - CORRECT ANSWER-B/c only put cuff around arm
and stethescope to listen vs. cutting people open to check
AHA Blood Pressure Classifications: Normal - CORRECT ANSWER-<120, <80
AHA Blood Pressure Classifications: Elevated - CORRECT ANSWER-120-129, <80
AHA Blood Pressure Classifications: Hypertensive Crisis - CORRECT ANSWER->180,
>120
What is the clinical significance of measuring BP? - CORRECT ANSWER-High BP
increases risk of: stroke, vision loss, heart failure/attack, kidney disease/failure, or
sexual dysfunction
BP is a hazard ratio telling the risk of an individual of having what? - CORRECT
ANSWER-Heart disease (higher BP = higher risk)
Equation for Pulse pressure (PP) - CORRECT ANSWER-SBP - DBP = PP (in mmHg)
Equation for mean arterial pressure (MAP) - rest, light, moderate exercise (75 bpm) -
CORRECT ANSWER-MAP = DBP + (PP/3) in mmHg
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller remojudytask. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.