All about Heart and others

1. A patient suffering from dengue fever experiences bleeding under the skin due to a significant drop in platelet count. What is this condition called?

• A) Leukemia
• B) Thalassemia
• C) Thrombocytosis
• D) Parpura

2. Which blood group is known as the 'universal donor' because its red blood cells have no antigens?

• A) A
• B) B
• C) AB
• D) O

3. Which protein, present in plasma, is converted into an insoluble net-like substance during clotting and is therefore absent in serum?

• A) Albumin
• B) Globulin
• C) Fibrinogen
• D) Prothrombin

4. What is the name of the iron-containing proteinous substance that gives blood its red color?

• A) Fibrinogen
• B) Globulin
• C) Hemoglobin
• D) Albumin

5. What is the average life expectancy of a Red Blood Cell (RBC)?

• A) 1-15 days
• B) 5-10 days
• C) 4 months
• D) 1 year

6. What percentage of human blood is composed of plasma?

• A) 45%
• B) 55%
• C) 90%
• D) 10%

7. A person with blood group AB can receive blood from any group. What is the immunological reason for this?

• A) Their red blood cells lack antigens.
• B) Their serum contains both A and B antibodies.
• C) Their serum contains no antibodies to attack donated antigens.
• D) Their plasma contains excess fibrinogen.