When First Focusing a Microscope on a Specimen, Which Objective

question 5

Multiple Choice

When first focusing a microscope on a specimen, which objective lens should always be used first?

• A)Low-power
• B)Scanning
• C)Oil immersion
• D)High-power
• E)It does not matter; any objective lens can be used first.

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Definitions:

Posttraumatic Stress Disorder

A mental health condition triggered by experiencing or witnessing a terrifying event, causing flashbacks, nightmares, severe anxiety, and uncontrollable thoughts about the event.

Acute Stress Disorder

A mental health condition characterized by severe stress and anxiety symptoms that occur immediately after a traumatic event.

Shell Shock

An outdated term used to describe the psychological trauma experienced by soldiers during war, now understood as PTSD.

Combat Fatigue

A psychological condition experienced by soldiers or those in war zones, characterized by stress, depression, and anxiety resulting from combat exposure.