Biology, 29.08.2019 18:30 leandrogarin37p2g5ds
11) a patient has had a serious accident and lost a lot of blood. in an attempt to replenish body fluids, distilled water, equal to the volume of blood lost, is transferred directly into one of his veins. what will be the most probable result of this transfusion?
a) it will have no unfavorable effect as long as the water is free of viruses and bacteria.
b) the patient's red blood cells will shrivel up because the blood fluid is hypotonic compared to the cells.
c) the patient's red blood cells will swell because the blood fluid is hypotonic compared to the cells.
d) the patient's red blood cells will burst because the blood fluid is hypertonic compared to the cells.
Answers: 1
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12) several teeth were found in an area of flat land covered with trees and plants. the teeth were examined by a paleontologist, and it was determined that the teeth came from a shark. they found many other shark teeth in this area. however, the people who discovered the teeth were puzzled, because there was no source of water near where the fossils were found. what is the paleontologist's best explanation for why the teeth were found in this area? a) sharks used to live on flat land. b) this area was once covered with salt water. c) this area was once covered with freshwater. d) someone buried the shark teeth deep in the ground.
Answers: 1
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