- l- ; 4 - DIGESTION. 



10. Peristalsis. Observe the nature of the peristaltic movements of (a) an isolated 

 ; of mammalian intestine and (b) the intestine of a transparent invertebrate seen 

 >.r the microscone. 



piece 



under the microscope 





STORAGE. 



11. Fat storage. Note the microscopic appearance of fat storage tissue from 

 (a) a toad and (b) an insect larva. 





