A person who lives in a city at sea level and takes a vacation to an area high in the Rocky Mountains would experience an increase in ___ in response to the thinner air.
Group of answer choices
his/her red blood cell count
the density of the bone marrow
the number of lymphocytes in the blood
the number of platelets in the blood
Flag this Question
Question 121 pts
The type of blood that is the universal donor is
Group of answer choices
O-
O+
AB-
AB+
Flag this Question
Question 131 pts
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
Flag this Question
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
Flag this Question
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.
Flag this Question
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
Flag this Question
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
Flag this Question
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.