Skin Cell Microscope Lab Quiz

What is the first step in preparing a slide with a skin cell specimen using a toothpick?

• Place a drop of methylene blue solution on the slide.

• Gently scrape the inside of your cheek with a toothpick.

• Clean the microscope lens.

• Place a cover slip on the slide.

What is used to obtain a skin cell sample from the wrist?

• A cotton swab

• A clean toothpick

• A glass slide

• A piece of clear tape

What is the purpose of the methylene blue solution in the slide preparation?

• To stain the cells for better visibility

• To fix the cells in place

• To magnify the cells

• To clean the slide

What is the dark blue circle observed in the skin cells under the microscope?

• The cell membrane

• The mitochondria

• The cytoplasm

• The nucleus

Which part of the cell is described as the 'command center'?

• Cell membrane

• Cytoplasm

• Nucleus

• Ribosome