Answer the following statements true (T) or false (F)
1. Plasma is made up mostly of water.
2. The globulins in the plasma are important in blood clot formation.
3. Fibrinogens in the plasma help the body fight infection.
4. Albumins in the plasma help thicken the blood.
5. Serum can be given to surgical patients to help their blood clot more readily.
1. TRUE
2. FALSE
3. FALSE
4. TRUE
5. FALSE
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Antigen presentation involves the display of an antigen
A. inside the cytoplasm of a B-lymphocyte. B. on the surface of a cell so that a B-lymphocyte can be exposed to it. C. inside the cytoplasm of a T-lymphocyte. D. on the surface of a cell so that a T-lymphocyte can be exposed to it.
Match each of the terms with its definition or description.
a. anabolism b. catabolism c. glycolysis d. citric acid cycle e. adenosine triphosphate f. glycogenesis g. nonessential amino acid h. essential amino acid i. BMR j. TMR k. adipose tissue l. nutrition m. metabolism n. assimilation 1. _____ Part of carbohydrate metabolism that occurs in the mitochondria 2. _____ Glucose anabolism 3. _____ A type of chemical reaction that releases energy from food molecules 4. _____ Necessary amino acids that can be made by the body 5. _____ The amount of energy used when you are awake but resting, not digesting a meal and not in a cold environment 6. _____ The total amount of energy used by the body 7. _____ A type of chemical reaction that builds smaller molecules into more complex ones 8. _____ Necessary amino acids that must be continually included in the diet 9. _____ A molecule that provides the direct source of energy for doing cell work 10. _____ The part of carbohydrate metabolism that occurs in the cytoplasm 11. _____ Term best defined as the use of food 12. _____ Location in the body where anabolized fat is stored 13. _____ Term best defined as the food we eat with the proper balance of carbohydrates, fats, proteins, vitamins, and minerals 14. _____ Occurs when food molecules enter the cell and undergo chemical changes there
What are the most plentiful buffers of the body fluids?
a. intracellular and plasma proteins b. fatty acids c. calcium and magnesium d. nucleic acids e. carbonates
Which of the following statements concerning HCO3- excretion by the kidneys is incorrect?
a. During HCO3- reabsorption, HCO3- in the tubular fluid is actively cotransported by K+. b. HCO3- is not excreted at pH =7.4. c. Secretion of H+ is accompanied by the addition of new HCO3- to the plasma. d. HCO3- excretion increases during alkalosis. e. None of the above are incorrect.