Why Is It Important to Use Only the Fine Adjustment

question 15

Multiple Choice

Why is it important to use only the fine adjustment knob when using the high-power or oil immersion lenses?

• A)Using the coarse adjustment knob might crack the coverslip or slide, due to the close working distance.
• B)You will not be able to focus on the specimen with the coarse adjustment knob.
• C)There will not be enough light on the specimen to see it, if the coarse adjustment knob is used.
• D)The condenser does not function when using the coarse adjustment knob.
• E)The iris diaphragm does not function when using the coarse adjustment knob.

---

Definitions:

Sullen

Characterizes an individual showing irritation or bad temper through gloomy silence or reserve, often indicative of moodiness or dissatisfaction.

Arrested

The act of law enforcement taking a person into custody, usually because there is reason to believe they have committed a crime.

Awaiting Trial

The status of a person who has been charged with a crime and is awaiting the commencement of their trial.

Harsh Realities

The unpleasant truths or facts that are often difficult to accept or deal with.