Using a 1:20 Dilution of Semen,a Student Counts 70 Sperm

question 49

Multiple Choice

Using a 1:20 dilution of semen,a student counts 70 sperm in the five RBC squares on one side of the Neubauer hemocytometer and 82 sperm on the other side.The student should:

• A) Use a new chamber
• B) Report the count as 70 million/mL
• C) Repeat the count
• D) Load only one side of the counting chamber

---

Definitions:

Primary Deterioration

Refers to the original or main worsening of a condition or situation, before any secondary effects or complications.

Gender Ratio

The proportional relationship between males and females in a given population.

Senescence

Period of the life span marked by declines in physical functioning usually associated with aging; begins at different ages for different people.

Synaptic Pruning

The process of eliminating synaptic connections in the brain that are weak or unused to enhance neurological efficiency.