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Friday 10 February 2012

TWIS#9

This week in science, we dissected animals. I dissected a mouse. We opened up their bodies and identified some body parts. We looked at their anatomy and identified its gender. We also had to look up the animals before we started dissecting. We had to get background research on each animal even if we weren't dissecting it.
This week I learned about the different animals we dissected. I also learned new vocabulary. I learned how to tell the sex of an animal.  I also learned that to dissect an animal can be very hard. You have to be very careful and gentle when cutting it open because if you cut to deep you can cut everything inside of the animal and you wont be able to analyze it.
My other group in my table dissected a frog and I dissected a mouse. One thing that functions similarly but appeared different would be the skin.My mouse's skin was very smooth, Martinique's frog's skin was very rough. Another would be the size of their legs, my mouse's legs were very small and flexible, and their frogs legs were large rough and hard to move. Lastly would have to be the size of their arms, my mouse's arms were very short and the frogs arms were very long, and its hands were also very and large.                                            

Saturday 4 February 2012

TWIS #8

We started to study about animals this week.We had to take pictures of both the ventral view and dorsal view. After cutting open our crawfish we took a picture of the internal view. The posterior view was the part of an animal highest to the head. The anterior view was the farthest part from the head. One feature of the crawfish would be the chelipod or claw which is distal urpod. The crawfish environment would have to be the ocean.
I learned disecting is easy, but you need to have patience and you need to be cautious. I also learned working with a partner when disecting makes things easier and less stressful. I also learned chelipod is another word for claw. Its a smarter word. I also learned the crawfish mouth is not on its face its somewhere below where a persons neck would be.