Chapter 4, Problem 4RQ

13. A patient is rushed to the emergency room and has suffered severe blood loss. Patient is type AB but is in short supply. The medical personnel commenced the transfusion. Which of the following reasons is correct to support the action? a. any blood type can be collected and transfused to the patient b. a blood from a pig donor will suffice c. they paid a donor with type AB millions of pesos d. all the choices are incorrect

1. Which among the analytes may falsely decrease when serum tubes are not centrifuged within the required time? I. Potassium II. Glucose III. Calcium IV. Carbon dioxide V. Lactate dehydrogenase A. I, II, III, & IV only B. Il & IV only C. Ill & IV only D. Il, III, & IV only E. IV & V only 2. What is the result of platelet count using liquid EDTA? A. Higher platelet count B. Lower platelet count C. Slightly higher platelet count D. Normal platelet count 3. I - More blood will fill into the evacuated tube when the needle position is bevel down. II - In contrast, less blood or no blood will fill into the tube when the bevel of the needle is in upward position. A. The FIRST statement is CORRECT, and the SECOND is WRONG. B. The FIRST statement is WRONG, and the SECOND is CORRECT. C. BOTH statements are CORRECT. D. BOTH statements are WRONG.

What can you say about a positive latex agglutination test?   Question 3 options: A It shows the patient is sick with the disease B It shows the patient has never been exposed to the disease C It shows the patient has both the antibodies and the antigen for a disease D It shows no agglutination E It shows the patient has the antibodies to a disease