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BIOS 255 Exam 4; Questions and Answers 100% Solved $15.99   Add to cart

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BIOS 255 Exam 4; Questions and Answers 100% Solved

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BIOS 255 Exam 4; Questions and Answers 100% Solved

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  • September 23, 2024
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  • BIOS 255
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BIOS 255 Exam 4; Questions and Answers 100% Solved


The category of plasma component LEAST likely, under normal conditions, to be present in the


same amount in interstitial fluid is ______. Correct Ans-protein




Albumin constitutes about ______ of all plasma proteins. Correct Ans-58%




By weight, plasma is approximately ______% protein and 92% water. Correct Ans-7




Which describes both plasma and interstitial fluid? Correct Ans-Both are extracellular


fluids.




"The percentage of erythrocytes in whole blood" is the ______ definition of hematocrit,


whereas "the percentage of formed elements in whole blood" is the ______ definition of


hematocrit. Correct Ans-clinical, medical dictionary

, BIOS 255 Exam 4; Questions and Answers 100% Solved
Mature erythrocytes lack ______. Correct Ans-nucleus




An average of about ______ of erythrocytes are removed from circulation per day. Correct


Ans-1%




In order from most to least abundant, the components of plasma are ______. Correct Ans-


water, proteins, small solutes and gases




The formed elements that transport respiratory gases are called _______. Correct Ans-


erythrocytes




Old and/or damaged erythrocytes are removed from circulation as they pass through ______.


Correct Ans-the liver and spleen

, BIOS 255 Exam 4; Questions and Answers 100% Solved
As they pass through small blood vessels, erythrocytes may pack together, single-file, like a


roll of coins; this formation is called ______. Correct Ans-a rouleau (rouleaux)




Erythrocytes circulate in the bloodstream for approximately ______. Correct Ans-120 days




Electrolytes, nutrients, gases and wastes make up ______ of plasma by weight. Correct


Ans-less than 1%




The cells in the organs that remove old and/or damaged erythrocytes are Correct Ans-


macrophages




Which of the following poses the greatest risk for severe illness and even death of an unborn


fetus? Correct Ans-Second pregnancy, Rh- mother with second Rh+ fetus

, BIOS 255 Exam 4; Questions and Answers 100% Solved
In which portion of a sample of whole blood will you find the antigens that determine an


individual's ABO blood type? Correct Ans-Erythrocytes




How do leukocytes and erythrocytes differ? Correct Ans-Leukocytes defend the body


against pathogens, erythrocytes transport respiratory gases.


Most leukocytes are in tissue spaces, whereas most erythrocytes are in the bloodstream.


Mature leukocytes have a nucleus but mature erythrocytes do not.


Some leukocytes have granules in their cytoplasm, erythrocytes do not.




To test compatibility of blood types between a donor and a recipient, a specific blood test


called a(n) ______ test must be performed. Correct Ans-agglutination




The process whereby leukocytes are attracted to molecules produced by damaged or dying


cells or by invading pathogens is called ______. Correct Ans-chemotaxis

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