The "buffy coat" in a centrifuged blood sample is composed of
A. platelets and leukocytes.
B. leukocytes.
C. platelets.
D. erythrocytes.
E. erythrocytes and leukocytes.
A
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The left ventricle has a thicker wall than the right ventricle because the left ventricle has to pump blood against a higher pressure.
Answer the following statement true (T) or false (F)
What does hemostasis mean?
a. increased production of RBCs b. increasing viscosity of blood c. the stopping of hemorrhage d. decreasing blood pressure e. reducing in blood pH
Every unit change in pH actually represents a 10-fold change in [H+] because of the logarithmic relationship
a. True b. False Indicate whether the statement is true or false
Where does oxygen release the energy stored in nutrients to provide heat and energy for body functioning??
A) ?Blood in the capillaries B) ?Alveoli in the lungs C) ?Cells throughout the body D) ?Lymph surrounding tissues