FFA Veterinary Science CDE Practice Test

What is the significance of monitoring sperm motility in a semen evaluation?

1. To determine age of sperm

2. To identify structural defects

3. To assess fertility potential

4. To evaluate storage conditions

The correct answer is: To assess fertility potential

Monitoring sperm motility during a semen evaluation is crucial for assessing fertility potential. Sperm motility refers to the ability of sperm to move efficiently and effectively, which is a key factor in successful fertilization. This is because motile sperm can swim through the female reproductive tract and reach the egg, increasing the chances of conception. High motility indicates that a substantial number of sperm are capable of reaching and fertilizing the egg, whereas low motility may suggest reduced fertility potential. Therefore, assessing sperm motility provides valuable information about the functional ability of the sperm, which directly relates to the likelihood of achieving pregnancy. Other options, such as determining the age of sperm or identifying structural defects, do not directly relate to the immediate functional capacity of the sperm in the context of fertilization. While evaluating storage conditions is important for maintaining sperm viability, it is not the primary focus of motility assessment.