Multiple choice

In which of the following pairs do both the terms represent one and the same thing?

  1. Plasma - Serum

  2. Atriventricular - Pace maker

  3. Leucocytes - Lymphocytes

  4. Mitral valve - Bicuspid valve
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Mitral valve is also known as bicuspid valve. SA node is located in the right atrial wall below the opening of the superior vena cava and called pace maker of heart. Lymphocyte is a sub-category of leucocyte, i.e. white blood corpuscles (WBC). Plasma is the matrix of blood (i.e. blood - corpuscles after clotting (i.e. blood - corpuscles + fibrinogen). 

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