Hemoglobin and Sahali's Method Quiz

What is the primary role of hemoglobin in the body?

• To digest food

• To transport oxygen

• To fight infections

• To produce energy

What is the structure of hemoglobin?

• A metal protein tetramer

• A single polypeptide chain

• A carbohydrate molecule

• A lipid bilayer

Which method is highlighted in the video for estimating hemoglobin levels?

• Electrophoresis

• Sahali's method

• Chromatography

• Spectrophotometry

What is the purpose of the color comparison tubes in Sahali's hemoglobinometer?

• To store blood samples

• To compare the color of the sample

• To calibrate the device

• To measure temperature

What is the first step in the Sahali's method procedure?

• Add distilled water

• Fill the hemoglobin tube with hydrochloric acid

• Stir the contents

• Draw blood sample

How do you adjust the reading if the hemoglobin is less than two gram percent?

• Add more blood

• Divide by 2

• Use a different method

• Multiply by 2

What is the normal hemoglobin range for adult men?

• 10 to 12 grams per deciliter

• 13.5 to 17.5 grams per deciliter

• 15 to 20 grams per deciliter

• 12 to 15 grams per deciliter

Which condition is NOT a cause of high hemoglobin levels?

• Polycythemia

• Anemia

• COPD

• Dehydration

What is a common cause of low hemoglobin levels?

• Steroid use

• Anemia

• Smoking

• High altitude

Which disease is associated with low hemoglobin levels?

• Diabetes

• Hypertension

• Leukemia

• COPD