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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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BIOS 255 Exam 4; Questions and Answers 100% SolvedThe 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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