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a = _____________________antennae
#6 = _____________________Walking legsImage from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
A = _____________
B= ______________
telson
uropods
B
AImage from:http://www.spc.cc.tx.us/biology/jmckinney/Studyimages/crayfish/crayfishdissectlist.html
This structure is part of the crayfish’s ____________ system.nervous
Image from: http://www.aa.psu.edu/div/mns/biology/crayfish/crayfishtable.htm
These structures are the __________gills
These organs are part of the ________________ systemrespiratory
Image from: http://faculty.clintoncc.suny.edu/faculty/Michael.Gregory/files/Bio%20102/Bio%20102%20Laboratory/ Protostomes/protostomes.htm
#9 = _____________________rostrum
#8 = _____________________Compound eyeImage from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
#1 = ?
Digestiveglands
#2 = ?
heart
#1
#2
Image from:
http://www.aa.psu.edu/div/mns/biology/crayfish/crayfishtable.htm
#2 = _____________________swimmerets
This crayfish is a________ male female
male
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
This crayfish is a ______________ female male
female
How can you tell?
First pairs of swimmerets don’t form Vand bend up towards thorax to carry sperm
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
#4 = _____________________#3 = _____________________
intestineAbdominal muscles
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
The part of the exoskeleton that covers this area is the ________________carapace
#4 marks the region of the body calledthe _____________________cephalothorax
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
These structures like antenna, antennules, walking legs, maxillae, maxillipeds, etc. are called _____________________
appendages
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
#7 = _____________________cheliped (key-luh-ped)
#3 = _____________________abdomenImage from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
#2 =
___________gills
The function of this organ is to ________________remove oxygen from water
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
#2 = ?
Green glands
Their function is to ________________
Remove nitrogen waste & excess water (osmoregulation)
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
This red appendageis the _______________
cheliped
It is used for___________________________capturing food & defense
This crayfish is a ______________
female male
male
How can you tell?
First pairs of swimmerets form Vand bend up towards thorax to carry sperm
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
The arrow is pointing at the ___________________Cerebral ganglia
It is part of the __________________system nervous
#23 =
___________antenna
#24 = __________________antennules
Which of these can sense equilibrium?
#24 - antennules
These openingsthat allow blood back into the heart are called ____________________
Ostia (sing. ostium)
Watch a crayfish heart movie
Image from: http://www.quia.com/jg/265982list.html Ostia movie: http://www.gsu.edu/~bioasx/heartbeat.html
# =4
___________maxillipeds
Their function is _______________________________for touch, taste, & to manipulate food
Image from: http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/crayfish.html
These structures colored pink arethe _____________
antennules
They can sense______________________touch, taste, & equilibrium
Match the body part with its function
Sense touch, taste, & equilibrium __________________
Chew food _____________________
Make digestive enzymes __________________________
Transfer sperm/carry young _______________________
Teeth in stomach to grind food ______________________
antennules
mandible
Digestive gland
swimmerets
Gastric mill
Match the body part with its function
Capture food and defense __________________
Manipulate food in crayfish _____________________
create water currents __________________________
Cover and protect eyes/brain _______________________
Cover and protect gills ______________________
chelipeds
Maxilla, maxilliped
Maxilla, swimmerets, walking legs
rostrum
carapace
Match the body part with its function
Feelers that sense touch and taste but NOT Equilibrium __________________
Excrete nitrogen waste _____________________
Connect to exoskeleton and move mouthparts __________________________
Pump hemolymph _______________________
Openings to let blood back into heart ______________________
antennae
Green glands
Adductor muscles
heart
ostia