274 



INDEX 



Crayfish, ears of, 42 

 eyes of, 32 

 field trip, 28 

 mounting of, 44 

 muscular system of, 42 

 nervous system of, 42 

 respiratory organs of, 40 

 sensation of, 44 

 special senses of, 42 



Crustacea, 28 



Dissection of bird, 178 

 of clam, 262 

 of crayfish, 32 

 of earthworm, 252 

 of fish, 116 

 of frog, 136 

 of grasshopper, 70 

 of rabbit, 202 

 of starfish, 240 

 of turtle, 156 



Earthworm, 248 



activities of, 248 



body cavity of, 254 



brain of, 256 



cerebral ganglia of, 256 



circulatory organs of, 254 



collecting of, 248 



digestive organs of, 254 



excretory system of, 258 



foods of, 250 



girdle of, 252 



kidneys of, 258 



locomotion of, 250 



nephridia of, 258 



nervous system of, 256 



oviducts of, 252 



respiratory system of, 256 



segments of, 252 



setae of feet of, 252 



typhlosole of, 256 

 Emotions, 16 



Fish, 112 



air bladder of, 124 



arteries of, 124 



brain of, 124 



ceca of, 122 



circulatory organs of, 124 



collecting of, 112 



digestive organs of, 120 



ear of, 118 



excretory organs of, 124 



eye of, 118 



fins of, 116 



food of, 112 



gill covers of, 118 



heart of, 124 



kidneys of, 124 



muscles of, 120 



nervous system of, 124 



respiratory organs of, 120 



scales of, 118 



skeleton of, 126 



skin of, 120 



special senses of, 124 



spleen of, 124 



Frog, 132 

 aorta of, 144 

 arteries of, 144 

 circulatory organs of, 142 

 cloaca of, 142 

 collecting of, 132 

 digestive organs of, 138 

 ears of, 136 

 endoskeleton of, 146 

 excretory organs of, 144 

 eyes of, 136 

 heart of, 142 

 kidneys of, 144 

 limbs of, 138 

 morphology of, 136 

 muscles of, 138 

 nerves of, 150 

 nervous system of, 148 



