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SQUID DISSECTION PREPARATION! 5 th Grade Ms. B.

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Presentation on theme: "SQUID DISSECTION PREPARATION! 5 th Grade Ms. B."— Presentation transcript:

1 SQUID DISSECTION PREPARATION! 5 th Grade Ms. B

2

3 Key Terms Stomach Ink sac Esophagus Gill Heart Gonad Anus Pen

4 Key Terms Arms Tentacles Nidamental Gland Buccal Bulb Chromatophores

5 Buccal Bulb: muscle that operates the beak

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7 Radula: rows of teeth

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9 Squid Anatomy Chromatophores: spots change size to change the squid’s color for camouflage

10 Fins: Help squid change direction when swimming

11 Mantle: the main part of the squid’s body that covers its internal organs

12 Pen: feather-shaped internal structure that supports the squid’s mantle and stabilizes the squid for swimming

13 Stomach: digest food

14 Ink Sac: defense mechanism

15 Ink: pigment melanin which artists refer to as “sepia ink” Octopi = black ink Squid = blue-black ink Cuttlefish = brown ink

16 Eyes: ability to see as well as people!

17 Have 8 arms and 2 tentacles

18 Arms vs. Tentacles Arms: short, rip apart prey and stuff it into the mouth Tentacles: long and have suckers on the end  shoot out to capture prey

19 Suction cups: help squids hold onto food and act as “taste buds”

20 Gills: absorb oxygen from water

21 Beak: mouth resembles a bird’s beak

22 Gonad: reproductive organ males = white in color females = clear

23 Siphon: a tube that squirts out water so that the squid moves like a jet airplane

24 Male or Female? Females: – Eggs = yellow in color – Nidamental glands: large, oval white organs in the middle of the cavity

25 Males:

26 Virtual Dissection uid_virtual.html#.Uwya-3ddV7E uid_virtual.html#.Uwya-3ddV7E


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