Urea is an ideal way to remove ammonia from the body because: OA) it does not affect the pH of urine. OB) it can be made without using any energy. C) it is non-toxic. OD) it has a very high solubility in water.
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- hypoxia can a) mediate the transfer of electrons through the electron transport chain b) mediate the active transfer of protons through the ATP synthase c) be a mediator to the development of acidosis in your patient d) increase the production of ATP in your patient e) be a catalyst for phagocytosis in your patientThe principles of osmosis are used in food preservation. Certain foods are stored in strong salt solutions (brine) or in syrups to prevent infection by microbes. a) Explain how the principles of osmosis apply to this situation. b) What effect will these solutions have on the micro-organisms?9) Which of the following is not a chemical buffer system? A) bicarbonate B) phosphate C) protein D) none of the above E) all of the above
- P:.. drive.google.com a Introduction JI. Lso PDF Wteen Nursing Tean 9)compared with intracellular fluid, the extracellular fluid has, : A) a higher potassium in concentration b) a higher Na in concentration c) a low potassium in concentration d) the concentration of ion are equal A:A Hossam Ayasrah 3 | 3 صفحةA buffer system .... a) All options are correct b) Counteracts pH changes in a solution c) Does the blood protein work as d) Releases protons (H +) if pH increases1) Anemia, hemorrhage, and chronic obstructive pulmonary disease can all cause metabolic acidosis. The best explanation is that the lack of oxygen causes: A) a decrease in insulin that, in turn, increases anaerobic glycolysis in the brain B) a decrease in oxidative phosphorylation so the cells have to rely upon anaerobic glycolysis C) a decrease in the oxidation of tyrosine to epinephrine which decreases gluconeogenesis in muscle D) a decrease in the removal of CO2 from the blood. The resulting decrease in pH causes an increase in glycolysis in most cells E) an increase in glycolysis in red blood cells 2) Which of the following is NOT TRUE following β-oxidation in the liver? a) The formation of propionyl CoA could lead to the production of glucose from B-oxidation b) The formation of acetyl CoA could lead to ketone bodies synthesis c) Acetyl CoA could be converted to pyruvate allowing for the production of glucose d) Acetyl CoA could be used for the synthesis of HMG CoA e) Acetyl CoA…
- . Which of the following is not a deprotonated substance: a) KOH b) LiOH c) HA d) BWhich of the following bacteria is an acid fast ? a) E.coli b)Pseudomonas aeruginosa c) Bacillus subtilis d ) Norcadia asteroides e) Streptococcus pneumoniaeRefeeding syndrome causes dangerous fluctuations in which of the following? Question 7 options: a) Ketone bodies b) Liver enzymes c) Electrolytes d) Triglycerides
- The advantage of excreting wastes as urea rather than as ammonia is that A)urea can be exchanged for Na+. B)less nitrogen is removed from the body. C)urea elimination does not affect the osmolar gradient. D)urea requires less water for excretion than ammonia. E)urea is more toxic than ammonia so the animal can get rid of toxic substances easier.**SELECT ALL THAT APPLY** Which of the following could cause metabolic acidosis? a ) high protein diet b ) muscle cell fermentation c ) hyperventilation d ) vomiting e ) consuming a large amount of antacidsWhich of the following options is not a buffer system in the body? a) Buffer system sodium chloride b) Buffer system phosphate c) Buffer system carbon dioxide-bicarbonate d) Buffer system hemoglobin