The 100 lb patient who has been exposed to hepatitis A is to receive an injection of immune serum globulin. What should the dose (0.02 mL/kg) be?
- A. 0.9 mL
- B. 1.4 mL
- C. 1.6 mL
- D. 1.8 mL
Correct Answer: A
Rationale: 100 lb / 2.2 kg = 45.4 kg. 45.4 kg ? 0.02 mL/kg = 0.9 mL.
You may also like to solve these questions
Which is a by-product of protein metabolism?
- A. Urine
- B. Protease
- C. Amylase
- D. Ammonia
Correct Answer: D
Rationale: Protein products enter the bloodstream and are changed in the bowel to ammonia; the products then pass through the portal vein to the liver where the ammonia is converted to urea, which is then excreted by the kidneys.
Which should the nurse expect of a patient with a malabsorption of vitamin K?
- A. Anemia
- B. Excess platelet production
- C. Increased coagulation time
- D. Elevated for infection due to diminished white blood cell count
Correct Answer: C
Rationale: Prothrombin times are increased because malabsorption of vitamin K or inability to produce the clotting factors VII, IX, and X cause the patient to have bleeding tendencies.
Which should the nurse avoid contamination from to prevent the transmission of hepatitis A?
- A. Food or water
- B. Blood transfusion
- C. Needles
- D. Sexual contact
Correct Answer: A
Rationale: Hepatitis A virus is transmitted when a person puts something in his or her mouth that is contaminated with fecal material (called fecal-oral transmission). Teach patients the importance of good hand washing after the bathroom or changing a diaper, as well as proper food preparation, to prevent the spread of hepatitis A.
Which is an indication for a liver transplant?
- A. Congenital biliary abnormalities
- B. Hepatic malignancy
- C. Chronic hepatitis
- D. Cirrhosis due to alcoholism
- E. Gallbladder disease
Correct Answer: A,B,C
Rationale: Indications for liver transplantation include congenital biliary abnormalities, inborn errors of metabolism, hepatic malignancy (confined to the liver), sclerosing cholangitis, and chronic end-stage liver disease.
Which is the most appropriate method used by high-risk health workers to prevent hepatitis B?
- A. Hepatitis B vaccine
- B. Diligent hand washing
- C. Wearing protective gear
- D. Hb immune globulin injections
Correct Answer: A
Rationale: The best preventive measure against the contraction of hepatitis B is HBV vaccine.
Nokea