PERCH DISSECTION pictures to go along with lab

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Presentation transcript:

PERCH DISSECTION pictures to go along with lab Sources used to put presentation together: Pictures from Mr. Tippett’s Biology Class at http://www.flushing.k12.mi.us/srhigh/tippettl/biology/perch/index.html Lab modified from Massengale’s Biology Place found at http://sps.k12.ar.us/massengale/perch_dissection2.htm

EXTERNAL ANATOMY

Locate the 3 body regions of the perch

Locate and label the upper jaw or maxilla and the lower jaw or mandible.

Locate the nostrils and label

Locate and note the location of the eyes

Find the bony covering on each side of the fish's head called the operculum

Cut away operculum and look at gill Gill Arch

Gill Filament

Find the cartilage support called the gill arch and the soft gill filaments that make up each gill. Label the parts

Label the different fins on the perch Pectoral Fin

Dorsal

Pelvic Fin

Anal Fin

Caudal Fin

LATERAL LINE

Male Urogenital Pore

ANUS

INTERNAL ANATOMY

LIVER

STOMACH

INTESTINE

SPLEEN

HEART

SWIM BLADDER

GONAD

IF YOU HAVE TIME……TRY LOOKING AT THIS BRAIN

CEREBRUM

OPTIC LOBES

MEDULLA OBLONGATA

OLFACTORY TRACT

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