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Biology, 13.11.2019 19:31, rayray7155
Which of the following hematocrit measurements might indicate that a person has a problem producing red blood cells?
group of answer choices
25
46
61
76
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question 141 pts
which of the following is not a benefit of the shape of red blood cells?
group of answer choices
increased flexibility of the cell
greater cell surface for diffusion
ability of the cell to diffuse out of blood vessels into surrounding tissues
none of the above are benefits of the shape of red blood cells
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question 151 pts
the intrinsic, extrinsic, and common pathways function in
group of answer choices
clotting after injury.
phagocytosis of pathogens.
erythropoiesis.
removal of toxins from the bloodstream.
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question 161 pts
which method of blood collection would you use to determine the efficiency of gas exchange in the lungs?
group of answer choices
venipuncture
capillary stick
arterial puncture
heart catheterization
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question 171 pts
to get ready for a scheduled surgery, you visit the hospital lab for a blood draw to determine your blood type. anti-a antibody is added to one sample of your blood, and anti-b antibody is added to another. if agglutination (clumping) occurs in both samples, you would conclude that you are blood type
group of answer choices
a
b
o
ab
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question 181 pts
if someone were dehydrated, you would expect their hematocrit to
group of answer choices
increase because less liquid means plasma volume would decrease
increase be less liquid means plasma volume would increase
decrease because red blood cell production would increase
none of the above. dehydration would not cause hematocrit to change.
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Answers: 1
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Mr. j, age 42, is a construction worker in las vegas. he recently noticed that a mole on his face seemed to be getting larger and darker. at first he did not worry because he was in the sun a lot and assumed the change may have been caused by sunburn. after a month, not only was the mole larger and darker, but it appeared to be “bumpy.” his doctor diagnosed a malignant melanoma skin cancer following biopsy of the nevus. mr. j reports pain in his right shin that does not go away when he puts his feet up or sleeps. discussion questions 1. relate mr. j’s skin changes to the warning signs for malignant melanoma. (see malignant melanoma.) 2. discuss the normal progression of this malignancy. what is the significance of the bone pain that mr. j is experiencing? (see malignant melanoma.) 3. discuss the treatment available for this patient and the prognosis for recovery. (see malignant melanoma.)
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Which of the following hematocrit measurements might indicate that a person has a problem producing...
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