100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Test Bank For Clinical Manifestations and Assessment of Respiratory Disease 8th Jardins | 9780323553698 | All Chapters with Answers and Rationals $17.99   Add to cart

Exam (elaborations)

Test Bank For Clinical Manifestations and Assessment of Respiratory Disease 8th Jardins | 9780323553698 | All Chapters with Answers and Rationals

 7 views  0 purchase
  • Course
  • Institution
  • Book

Test Bank For Clinical Manifestations and Assessment of Respiratory Disease 8th Jardins | 9780323553698 | All Chapters with Answers and Rationals

Preview 4 out of 31  pages

  • August 17, 2024
  • 31
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
avatar-seller
Test Bank For Clinical Manifestations and Assessment of Res
piratory Disease 8th Jardins | 9780323553698 | All Chapters
with Answers and Rationals

Sensitivity equation - ANSWER:TP/(TP+FN)



For a qualitative test, sensitivity is determined by... - ANSWER:The number of true positives divided b
y all results that should have been positive



Predictive value for a negative qualitative test - ANSWER:NPV = TN/(TN+FN)



NPV is best described as... - ANSWER:The number of true negative values divided by all observed neg
ative values



Precision is viewed as what statistic in clinical chemistry? - ANSWER:Standard deviation



Accuracy is viewed as what statistic in clinical chemistry? - ANSWER:Mean



Specificity equation - ANSWER:TN/(TN+FP)



For a qualitative test, specificity is determined by... - ANSWER:The number of true negatives divided
by all results that should have been negative



What are the key parameters for a qualitative test? - ANSWER:Specificity, sensitivity, predictive value,
and accuracy



What are the key parameters for quantitative test? - ANSWER:Accuracy, precision, reference range, a
nd critical values



Ion-selective electrodes (ISE) can be used to measure analytes including... - ANSWER:pH, Na, Cl, CO2,
K

,(T/F) Hospital/clinical laboratories tend to have a higher degree of automation to handle high volume
s of samples, whereas point-of-care labs focus on convenience and immediate results. - ANSWER:Tru
e



(T/F) Fluorescence emission light wavelength is longer than excitation light wavelengths. - ANSWER:T
rue



Which type of patient information do clinical laboratory tests typically provide to the physician? - AN
SWER:Objective and personalized patient information



What is a homogenous immunoassay that does not require separation of bound antigen from unbou
nd antigen during the assay? - ANSWER:EMIT



What is an amount of enzyme that catalyze the conversation of one micromole of substrate in 1 minu
te? - ANSWER:International unit



Enzyme-based clinical assays can measure what two things? - ANSWER:Endogenous enzymes and en
dogenous substrates



UV/Visible absorbance assays rely on what to determine the concentration of an analyte in solution o
r samples? - ANSWER:The Beer-Lambert Law



What does nephelometry measure? - ANSWER:It measures the scatter of light by particles (light scatt
ering of the sample/the stability of the sample)



What does refractometry measure? - ANSWER:Light bending as it passes through different media



Why is LC/MS more selective than LC/UV? - ANSWER:MS can determine molecular weight, detect no
vel substances, and has high mass accuracy.



What type of test is most often available over the counter for home pregnancy test? - ANSWER:Immu
nochromatographic assay



What hormone is most likely to interfere with a home pregnancy test? - ANSWER:Follicle stimulating
hormone (FSH)

,Waiver of a test by Clinical Laboratory Improvement Amendments (CLIA) indicates that the test is... -
ANSWER:So simple and accurate to render the likely of error negligible and can be cleared by the FD
A for home use



What is typically the soonest pregnancy can be detected using the human chorionic gonadotropin (h
CG) test? - ANSWER:7 to 10 days after conception



Which hormone stimulates/promotes fertility in both men and women? - ANSWER:Follicle stimulatin
g hormone (FSH)



Which sample (specimen) has the longest window for being able to detect drug use? - ANSWER:Hair



Fractional excretion of sodium uses a measure of sodium present in urine and it is calculated based o
n the relative levels of what else in urine? - ANSWER:Creatinine



Calcium levels must be corrected in blood samples because of what feature? - ANSWER:Binding by se
rum albumin



Hyponatremia is... - ANSWER:Decreased blood sodium levels



What is the normal value for fractional excretion of sodium? - ANSWER:1-2%



What is the most abundant anion found in extracellular fluids? - ANSWER:Chloride



Which of the following is not used to measure electrolytes in a clinical laboratory: ion selective electr
odes, flame photometry, or immunochromatographic method? - ANSWER:Immunochromatographic
method



An increase in blood pH is called (alkalosis/acidosis) and this can result in an intracellular shift of pota
ssium to cause (hypokalemia/hyperkalemia). - ANSWER:Alkalosis & hypokalemia



What could lead to depletional hyponatremia? - ANSWER:Vomiting, excessive sweating, and diarrhea

, Hypernatremia is... - ANSWER:Elevated blood sodium levels



The major extracellular fluid electrolyte - ANSWER:Sodium



Which of the following is not one of the homeostatic (normal) mechanisms involved in establishing t
he Na+/water balance: ADH, aldosterone, SIADH, renin/angiotensin? - ANSWER:SIADH



A decrease in blood pH is called (alkalosis/acidosis) and this can result in an intracellular shift of pota
ssium to cause (hypokalemia/hyperkalemia) - ANSWER:Acidosis & hyperkalemia



Major extracellular electrolyte - ANSWER:Sodium



Major intracellular electrolyte - ANSWER:Potassium



Most abundant anion found in the intracellular environment? - ANSWER:Phosphate



The buffy coat includes... - ANSWER:WBCs and platelets



Normocytic anemia is caused by - ANSWER:Acute blood loss



What is the role of platelets? - ANSWER:They are involved in control of clotting



What coagulation pathways does aPTT assay monitor? - ANSWER:The intrinsic pathway and is import
ant to heparin therapy



(T/F) MCV, Hct, Hgh are the same in all people. - ANSWER:False, unique to men, women, children, an
d infants.



RBCs - ANSWER:Carry oxygen bound to hemoglobin to the tissues



MCV (mean cell/corpuscle volume) formula - ANSWER:Hct (hematocrit)/RBC count

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 phinta004. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $17.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

80364 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling

Recently viewed by you


$17.99
  • (0)
  Add to cart