Materials Gloves, Apron, Goggles Scissors, scalpel, forceps, probe Tray & grassfrog Safety Reminders: Tie back long hair Spit gum out Never hold specimen in your hand while cutting Always cut away from yourself
Step 1: Skin Frog Do not cut too deep Skin frog torso and appendages You can leave frog skin on the head intact
Photograph and Identify homologous skeletal muscles HW: Print and hand label with ALL members names on it
Additionally: Cut through the ventral muscles to veiw internal viscera Identify as many internal organs as possible Black and white eggs in the abdominal cavity are characteristic of female frogs In males the testes are attached to the kidneys
Interesting Frog Facts: Males attract females by croaking by fresh water During Amplexus, the male frog climbs on the females back and wraps his arms around her to stimualte her to lay eggs, he fertilizes the eggs externally
Clean UP All frog tissues should be disposed of in large trash can Rinse tray and tools Spray tray and tools Dry and return tray and tools to cart Spray and wipe lab table and sink Grab review sheets (2) to complete
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