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Frog Dissection.

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Presentation on theme: "Frog Dissection."— Presentation transcript:

1 Frog Dissection

2 First Steps Rinse frog in water
Obtain frog and place frog on its dorsal (back) side.  Pin limbs to dissection tray

3 Making Incisions Use forceps to lift frogs skin between rear legs. Use scalpel to cut through lifted skin. AB CD EF

4 Exposing the Muscular Tissue
Lift one flap of skin with the forceps. (separate muscle layer from skin) Pin the flaps of skin to the dissection tray Make a vertical incision through the abdominal muscle (use scissors up until just before the front legs) Cut through chest bones vertically then make lateral cuts

5 Exposing the Chest Cavity
Use forceps to pull back and hold muscle flaps. Use scalpel to separate organ from muscle tissue. Pin flaps to dissection tray.

6 Exposing the Organs Use forceps to pick up the triangular flaps of skin and muscle below the front legs. Pin the flaps back enough to access body cavity


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