In the context of the Kruger Strict Criteria, what is the lower reference limit for 'Normal' sperm morphology?
Show answer and explanation
Correct answer: 4%
Strict morphology criteria (Kruger) set the lower reference limit at 4% normal forms. This means a man can be considered within the fertile range even if 96% of his sperm have some form of morphological abnormality.
Keep practicing
More Semen Analysis questions
- The 'Hypo-osmotic Swelling' (HOS) test is used to evaluate:
- Which of the following is an example of a 'Head Defect' in sperm morphology?
- According to the WHO 6th edition guidelines, what is the lower reference limit for semen volume?
- What is the primary sugar found in seminal vesicle fluid that provides energy for sperm motility?
- Which of the following terms describes a total absence of spermatozoa in the ejaculate?
- Normal semen should liquefy at room temperature within how many minutes?