Dissection Guidelines and Safety

The main purpose of dissection in science class is to:

• understand the internal structure of organisms

• improve surgical skills

• create art projects

• memorize scientific names

What are preserved specimens?

• Preserved specimens are animals that have been specially treated to stop them from decaying.

• Preserved specimens are animals that are kept alive in zoos.

• Preserved specimens are animals that are used for scientific experiments.

• Preserved specimens are animals that are released back into the wild.

Which of the following is a safety rule for dissection?

• Use dissection tools as toys

• Handle specimens gently

• Ignore safety goggles

Fill in the blank: During dissection, always wear ______ to protect your eyes and skin from chemicals used in preservation.

• safety goggles and gloves

• a lab coat and sandals

• a hat and scarf

• earplugs and a mask

Why is it important to treat dissection like real scientific work?

• To ensure accuracy and reliability in findings

• To make it more interesting

• To follow school rules

• To impress others

What is a scalpel used for during dissections?

• Making precise cuts.

• Measuring specimens.

• Stitching wounds.

• Viewing small objects.

Which tool is used for cutting through tougher tissues or opening up parts of the specimen?

• Dissecting scissors.

• Scalpel.

• Forceps.

• Needle holder.

What are forceps (tweezers) great for during dissections?

• Gently pulling back skin, muscle, or organs, or for removing small parts for closer observation.

• Cutting through bone or cartilage.

• Measuring the length of organs.

• Stitching tissues back together.

What is the purpose of dissecting pins?

• To hold down flaps of tissue so you can clearly see inside the specimen.

• To cut through tough tissue.

• To measure the length of the specimen.

• To magnify small structures.

What is the function of a dissecting tray and mat?

• To keep everything stable and clean during the lab.

• To store chemicals safely.

• To measure liquid volumes accurately.

• To heat substances evenly.