ANTI-HBS QUESTIONS 1. Why does the body need anti-HBs? 2. Why does presence of anti-HBs exhibit protection against the HB virus? 3. What are other antibodies to hepatitis B virus?

Case #3Mr. C is a 60-year-old male who lives in his 1994 Toyota Corolla. He earns money by collectingaluminum cans along the roadside and from trash dumpsters. He states that he has been coughing up about ¼ cup of white sputum each morning for the past 20 years. About 1 week ago, he noticed a sudden onset of shaking chills, fever, sweating, malaise, chest pain, and shortness of breath at rest. He also begancoughing up rust-colored sputum that was thicker than his normal sputum production. Mt. C admits to current consumption of two packs per day of cigarettes (ie 70 pack-year smoking history). He admits to occasional alcohol use but denies having orthopnea, ankle edema, nausea, vomiting, diarrhea, weight loss,dysuria, wheezing, or hemoptysis.Lab results on room air:ABGpH 7.47PaCO2 32 mmHgPaO2 44 mmHgHCO3 23 mEq/lSaO2 75%BE -2Hb 12 g/dlPB 760 mmHgETCO2 10 mmHgPart 1: Interpret the ABGPart 2: Calculate Mr. C’s PaO2 and A-a gradient

need ASAP with explanation

Prepare a weekly menu for your family meals for breakfast, lunch and supper. Think of nutritious but budget friendly food/dishes that will boost immune system and help fight Covid 19. Write a complete meal each day from Monday to Sunday. Consider the following factors in planning menu: nutrient content, affordability and accessibility of ingredients.