pz worms

Flatworms, Roundworms, & Rotifers

  Fill in the blanks with the correct letters. The words in the list on the right provide a clue to the answer. 

1) _at_he _ m _ _ th_s   phylum of flatworms
2) _ hre_   number of body layers in worms
3) b _ l _ te_al   symmetry f flatworms
4) d _ rs _ l   upper body surface of worms
5) _ en _ ral   lower body surface of worms
6) _cto _ erm   outermost cell layer of worms
7) _es _ d _ rm   middle cell layer of worms
8) _ nd_der _   innermost cell layer of worms
9) _c _ e _ om_te   solid body in flatworms
10) _oe _ o _   body cavity
11) _ast_ov _ sc _ l _ r   gut with a single opening in flatworms
12) a _ sor_ti _ n   how flatworms exchanges gases with their environment
13) _nte _ io _   head or front end of a flatworm
14) c _ ph _ li _ ati_n   anterior end with sensory structures concentrated there
15) p _ r _ si_e   worms that live on or inside the body of their host
16) _ur_ell _ r _ _   class of flatworms containing the frehwater planarian
17) p _ ar _ n_   extendable feeding tube on the underside of planarians
18) _ ucu_   secreted by planarians to glide across
19) f _ a_e   excretory cells in worms that filter wastes
20) a _ _ lia   clusters of nerve cells in worms
21) _erm _ _ hr _ di_es   worms that make both eggs & sperm
22) _re _ a _ oda   class of flatworms containg flukes
23) _ucke _ s   found on the ends of flukes to attach to hosts
24) _e _ u _ ent   tough outer covering on flukes
25) _ e _ to_a _   class containing tapeworms
26) s _ ol _ x   anterior end of a tapeworm with hooks & suckers
27) _r_gl _ t_id _   reproductive sections of a tapeworm’s body
28) _e _ _ to_a   phylum for roundworms
29) _a _ er   shape of both ends of a roundworms body
30) _ ut _ cle   protective noncellular layer of roundworms
31) a _ ca _ is   roundworm found in pig & horse intestines
32) _ oo _ w_r_s   intestinal parasitic roundworm with cutting plates in it’s mouth
33) _ri_h _ n _ _ is   disease that result from eating infected undercooked pork
34) _i _ wo_m _   most common parasitic roundworm of children in the U.S.
35) _ot _ f _ ra   phylum of worms with a crown of cilia surrounding the mouth
36) _as _ _ x   muscular organ of rotifers to break down food
37) _se _ do_oel _ mat _ _   rotifers & nematodes are examples