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Frog Disection

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Hunter Mann

on 21 February 2011

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Transcript of Frog Disection

bye bye froggy Do you know how to disect a frog?
Well, if not I'll show ya. Purpose Objectives At the end of this lesson, you should be able to: Stay safe in the lab.
Properly cut open a frog.
Label the parts of a frog.
Know what the parts do.
Clean up the lab. Why Are To introduce you to the anatomy of a frog and frog dissection. The reason we dissect frogs
is to help us learn the interal and external structures and understand the purpose of its parts.

Performing the lab will give us a better understanding of the anatomy of vertebrates in general, including humans. ALL normal lab safety rules apply; plus, be extra careful with the scalpel and dissecting pins! Safety frog legs are yummy huh? heart liver small
intestine gall bladder lung stomach spleen How The Parts Work Internal Structures Their ears work like our ear drums. Works as a pump by taking in oxygen and leting out carbon dioxide, just like humans. Releases enzymes into the small intestine to help break down food. Frogs swallow their food whole so they need stomach acid to break thier food down. Holds the pee. If a frog is handled it will spill his urine to distract the predator.
...what they say "gives you warts." Shoots out at amazing speeds. They see just like us but vision doesn't overlap. The thinker box. Brings in oxygen and lets out carbon dioxide. The liver is the large brown colored organ that produces body fluid called bile. Lift the lobes of the liver, there will be a small green sac under the liver.
This is the gall bladder, which stores bile. Absorption of digested nutrients occurs in the small intestine. The cloaca is the last stop before wastes, sperm, or urine exit the frog's body. As you follow the small intestine down, it will widen into the large intestine. Summary Now that I'm done torturing you, you should know how to: Stay safe in the lab.
Properly cut open a frog.
Label the parts of a frog.
Know what the parts do.
Clean up the lab. Clean Up We Here? How To
Cut Open
A Frog
Full transcript