Ravi is working in laboratory and when he is working with blood cells under microscope, he can see the blood cells that are small and colorless and moderately refractile, in unstained preparations. Identify the blood cell.

Based on the results of these parameters several indices are derived, which give quantitative information about the red blood cells. These are called absolute values or Erythrocyte indices. What are these parameters?

Name the screening test that can be performed to detect any vascular defect of the vessel or any abnormality of platelet number and function. This test is helpful to detect Idiopathic Thrombocytopenic Purpura, Ehler-Danlos Syndrome also.

This kind of examination is an important test for correct diagnosis in many conditions. One may resort to this examination in cases of pyrexia of unknown origin, thrombocytopenia, leukumeia, storage disease, Refractory anaemia, Paraproteinemias (rule out Myeloma), Leukaemia, staging of neoplasm including lymphoma. The procedure is contraindicated if the patient has haemostatic failure. Identify the type of examination to be performed.

This is the field of an applied science concerned with the design of workplaces, tools, and tasks that match the physiological, anatomical, and psychological characteristics and capabilities of the worker. "The Goal of this field is to ‘fit the job to the person’ rather than making the person fit the job." Identify the field of the science.

This instrument helps us to examine tiny objects which cannot be visualized with the naked eye. It is a delicate instrument and needs utmost care. Name the instrument.

This instrument is used to sterilize various materials in the laboratory by steam sterilization method. Blood units that are sero- positive or expired are autoclaved at 120 degree for 20 minutes.

The instrument is used for following purposes:

1. Determination of enzyme’s in the specimen by end point reaction methods.

2. Determination of glucose, urea, uric acid etc., by enzymatic methods.

3. Growing microorganisms on various culture media.

4. Right temperature for immune antigen reaction.

Identify the instrument.

In hot air oven when electricity is passed through the heating coils, the energy is converted into heat energy. Which kind of energy can it be?

Rohini is working in Blood Bank and she is responsible to collect the blood from donor. What instrument does she use for the actual collection of blood?