BIO 104 LECTURE TEST III Fall 2000 J. DUKE NAME ______________________________
____	1. The ______ larva is the characteristic larva of the members of the phylum Cnidaria.
	A. amphiblastula	C. planula	E. microfilaria
	B. cysticercus	D. glochidia
____	2. Elephantiasis is a parasitic disease of humans caused by _________.
	A. Wuchereria bancrofti	C. pinworm
	B. heartworm	D. liver flukes	E. Clonorchis sinensis
____	3. The "wheel animalicules" in the phylum ____ ,have a rotating crown of cilia around the mouth.
	A. Nematoda	C. Platyhelminthes	E. Cnidaria
	B. Nemertea	D. Rotifera
____	4. Obelia is a colonial organism that belongs to the class _______.
	A. Cestoda	C. Nematoda
	B. Trematoda	D. Hydrozoa	E. Hexactinellida
____	5. Which of the following parasites could you acquire from eating raw or poorly cooked fish?
	A. Chinese liver fluke	C. Pinworm
	B. Beef Tapeworm	D. Heartworm	E. Hookworm
____	6. Which of the following phyla is described as one of the "acoelomate bilateria"?
	A. Nematoda	C. Rotifera
	B. Cnidaria	D. Porifera	E. Platyhelminthes
____	7. Which of the following organisms would you expect to have an osculum?
	A. sponge	C. roundworm
	B. proboscis worm	D. fluke	E. tapeworm
____	8. Nematocysts are found in the epidermal "stinging cells" of members of the phylum ______.
	A. Porifera	C. Nemertea
	B. Cnidaria	D. Platyhelminthes	E. Nematoda
____	9. Blood flukes are flatworms that belong to the class ________.
	A. Calcarea	C. Trematoda
	B. Nematoda	D. Anthozoa	E. Cestoda
___	10. The _____ is an attachment organ of the tapeworm body.
	A. osculum	C. mastax
	B. cuticle	D. tegument	E. scolex
___	11. The Bath Sponges that were once commercially harvested belong to the class ______.
	A. Demospongia	C. Calcarea
	B. Hexactinellida	D. Turbellaria	E. Cestoda
___	12. The first animals with a complete digestive system running from mouth to anus are members of the phylum ____.
	A. Nematoda	C. Platyhelminthes
	B. Rotifera	D. Nemertea	E. Cnidaria
___	13. The cells of the sponge body responsible for capturing food from the passing stream of water are ____.
	A. porocytes	C. choanocytes
	B. amebacytes	D. pinacocytes	E. cnidocytes
___	14. Which of the following parasites could you possibly acquire from inhaling air contaminated with eggs?
	A. blood flukes	C. elephantiasis
	B. heartworm	D. tapeworms	E. pinworms
___	15. ______ can be cut up into several smaller pieces and each piece will regenerate an entire organism.
	A. tapeworms	C. pinworms
	B. planaria	D. hydras	E. jellyfishes
	FILL-IN-THE-BLANK
Eutely____________________________		16. This is a constancy of cell number in the body or parts of the body as in some rotifers.
Pseudocoelom______________________		17. This is the "false body cavity" of the adult nematode.
Scyphozoa_________________________		18. The class to which the true jellyfish belong.
Nematoda_________________________		19. The only phylum of animals which completely lacks ciliated or flagellated cells of any kind.
Neoteny___________________________		20. A term that refers to animals that reproduce while still retaining larval or juvenile features.
Ocelli_____________________________		21. The simple, light-sensitive eyespots found on many free-living flatworms.
Spicules___________________________		22. The skeletal elements of the sponge body that are important in the taxonomy of sponges.
Asconoid__________________________		23. The term for a sponge with a simple, unbranched spongocoel - a primitive type.
Cnidaria___________________________		24. A simple "nerve net" is found in the members of this phylum of animals.
Parthenogenesis_____________________		25. Term that literally translates as "virgin birth" and refers to the ability of some female rotifers to sexually reproduce without males.
	TRUE-FALSE
F	26. Sea Gooseberries belong to the phylum Cnidaria with the other jellyfishes and anemones.
F	27. All members of the flatworm class Turbellaria are intestinal parasites of humans.
T	28. The Portuguese Man o' War is often called a jellyfish, but it is not a true jellyfish at all.
T	29. The only animals that exist at the cellular level of organization without tissues or organs are the sponges.
T	30. Cephalization refers to the development of a definite head end to the body and a concentration of sense organs in that region.
T	31. "Ground Itch" is common complaint of plumbers that is caused by the larval stages of parasitic nematodes.
F	32. The Renette System is the unusual digestive system of the parasitic tapeworms.
F	33. The common exit for the nematode digestive, excretory, and reproductive systems is called the genital pore.
T	34. Bilateral symmetry is characteristic of the body of animals more advanced than the phylum Cnidaria.
F	35. The blasotcoel gives rise to the adult body cavity in the acoelomate groups of animals.
	MATCHING
I	36. polyp	A. asexual reproductive structures commonly produced by freshwater sponges
L	37. cysticercosis	B. the subkingdom to which the sponges belong
G	38. rhynchocoel	C. a series of blind tubules which collect wastes and flush them from the body of flatworms and rotifers
B	39. Parazoa	D. the characteristic larva of the sponges
N	40. proglottids	E. a larval stage of a nematode parasite that could be found in mosquitos
C	41. protonephridia	F. the crown of cilia found around the mouth of rotifers
M	42. medusa	G. the cavity that contains the proboscis of the proboscis worms
J	43. zooxanthellae	H. the subkingdom to which most animals belong
A	44. gemmules	I. a tubular body form of cnidarians with the mouth directed upwards
F	45. corona	J. symbiotic algae found in the bodies of coral cnidarians
H	46. Metazoa	K. a raised cap-like part of the scolex that is armed with hooks
E	47. microfilariae	L. parasitic infection of humans acquired by swallowing pork tapeworm eggs
D	48. amphiblastula	M. a true jellyfish has this generation as the dominant form of its life cycle
K	49. rostellum	N. the individual segments of the tapeworm body
O	50. Jimmy Duke	O. he kind of looks like the tapeworm specimen in the lab