Question

In the whole body, there are about 25 billion erythrocytes and they are constantly being destroyed and replaced at a rate of about 9000 million per hour.

(a) True

(b) False

I got this question in a job interview.

The question is from Other Biomedical Recorders topic in division Biomedical Recorders of Biomedical Instrumentation

Answer 1

Right option is (a) True

The explanation is: It is true. In the whole body, there are about 25 billion erythrocytes and they are constantly being destroyed and replaced at a rate of about 9000 million per hour.  There are about 5.5 million of them in every cubic millimetre of blood in men and nearly 5 million in women.