WORMS CARD REVIEW
Use answer sheet to answer the ?'s.

#1. This knob-like head with hooks and suckers is called a ______________. Image from: http://www.microscopyu.com/galleries/smz1500/images/tapewormscolexsmall.jpg

#2. Tell a kind of worm you would expect to see #1 in.

#3. What kind of coelom do all Flatworms have?

#4. Name the PHYLUM for ROUNDWORMS.

#5. Hookworms, pinworms, Ascaris, Trichinella, and filarial worms are __________ worms.

                  FLAT      ROUND       SEGMENTED

#6. ______________ are excretory organs in earthworms.

#7. Humans get SCHISTOSOMAISIS from ________________
        A. insect bites
        B. eating food/water contaminated with eggs   
        C. larvae burrowing through the skin
        D. eating undercooked meat containing cysts

#8. Which part acts as an earthworm’s brain?  

#9. The animal in which adult parasitic worms live and reproduce is called the _______________ host.

#10. Planaria and flukes have a ONE opening shared digestive/circulatory space called a ______________  for digesting food.

#11. An animal with both male and female reproductive organs is called a(n) ________________.

#12. The ridge inside an earthworm’s intestine that increases surface area is called a _____________________.

#13. Name the type of FLATWORM with no mouth, anus, or digestive organs.

#14. The larval form of the blood fluke Schistosoma lives in what animal? 

#15. Which form of nitrogen waste is excreted by earthworms?

#16. Earthworms have ______________ fertilization and ____________ development.
                                                     internal  or external                                                      direct or indirect  
                 

#17. Excretory organ in FLATWORMS like Planaria are called _________________.  

#18. These hermaphroditic reproductive structures seen in tapeworms are called _________________.   Image from: http://www.biosci.ohio-state.edu/~parasite/labeled_taenia.html

 #19. Worms that are transmitted by insects are called _______________ worms.

 #20. A _______________ is a layer made of FUSED CELLS that protects tapeworms and flukes.

#21. Part in an earthworm where food is ground up and digestion happens.  

#22. Name a worm that can reproduce ASEXUALLY.

#23. Give Kingdom, Phylum, and class for earthworms

#24. Which type of coelom is found in round worms?

Image from: http://www.lander.edu/RSFOX/310images/310bilatImage.htm     A                            B                       C Ectoderm Mesoderm Endoderm

#25. Name 3 characteristics shared by all worms.  

#26. Tell one way nitrogen waste and digestive waste are different.

Image by RIEDELL

#27. This flap of tissue that overhangs the earthworm's mouth is called the__________________________ #28. Tell something #27 can sense.

#29. Give the body system for cerebral ganglia.

#30 Give the function for setae.

CHECK ANSWERS

CHECK ANSWERS

1. Scolex
2. tapeworm
3. acoelom
4. Nematoda
5. Round
6. nephridia
7. C - larvae burrow into skin
8. cerebral ganglia
9. primary host
10. gastrovascular cavity
11. hermaphrodite
12. typhlosole
13. tapeworm
14. snail
15. urea
16. external fertilization & direct development
17. flame cells
18. proglottids
19. filarial
20. tegument
21. gizzard
22. Planaria
23. Animalia, Annelida, Oligochaeta
24. Round worms have a pseudocoelom (C)
25. Invertebrates, protostomes, elongated bodies, cephalization, bilateral symmmetry, cerebral ganglia for brain, breathe through skin
26. 

27. prostomium
28. light/dark   or chemicals (food)
29. nervous
30. provide traction