Pin back muscle flap to view the frog's internal organs.
Hold muscle flaps with forceps, and separate it outwards.
Cut along the center with scalpel; bisect the skin equally.
Clean up work area
Pin the skin flaps to the dissection tray.
Wash hands thoroughly afterwards.
Pin each of the four limbs to the dissection tray.
Make horizontal incisions through the muscle between fore limbs and hind limbs.
Continue with muscle incision up the midline of the frog without damaging the organs.
Rinse the frog.
Use the scissors to continue with the skin incision till the frog's neck.
Place it in dissection pan ventral side up.
Put on safety goggles, gloves and lab apron
Separate skin flaps from muscle using forceps.
Draw a horizontal and a vertical line with the marker.
For abdominal muscle incision, lift muscle midway between the hind limbs with forceps; start the incision from the shin using scalpel
Make horizontal incisions above hind limbs and between fore limbs with scissors.
Dispose scrap according to lab instructor's guidelines.
Cut open bones in the chest carefully.
