5 Written Questions

1. lower part of the alimentary canal from the end of the stomach to the anus.
2. the passage between the pharynx and the stomach (throat)
3. octupi!
4. solid-bodied animal lacking a cavity b/w the gut and outer body wall
5. central longitdinal plane divides the body into two equal but opposite halves

5 Matching Questions

1. nephridia
2. larynx
3. vas deferens
4. large intestine
5. ovaries

1. a The duct that conveys sperm from the testicle to the urethra.
2. b the last section of the digestive system, where water is absorbed from food and the remaining material is eliminated from the body
3. c excretory organ of an annelid that filters fluid in the coelom
4. d voice box; passageway for air moving from pharynx to trachea; contains vocal cords
5. e located one on each side of the uterus in the female pelvis, functioning to secrete estrogen and progesterone

5 Multiple Choice Questions

1. a membrane that attaches the small intestine to the abdominal wall
   1. uterus
   2. testes
   3. mesentery
   4. spleen
2. the longest part of the alimentary canal
   1. large intestine
   2. glottis
   3. intestine
   4. small intestine
3. brings blood to lower body (large, dorsal blood vessel)
   1. dorsal aorta
   2. aortic arch
   3. coelom
   4. atria
4. the membrane in the ear that vibrates to sound (eardrum)
   1. tympanic membrane
   2. pyloric valve
   3. vas deferens
   4. acoelomate
5. in the cnidocyte of a cnidarian, organelle containing a coiled thread that when discharged can penetrate the body wall of a prey
   1. nematocyte
   2. acoelomate
   3. tongue
   4. tentacles

5 True/False Questions

1. uterus → organ of the female reproductive system in which a fertilized egg can develop

   True        False

2. dorsal blood vessel → carries blood toward the head of the earthworm

   True        False

3. ventricles → the two lower chambers of the heart, and they pump blood out to the lungs and body.

   True        False

4. testes → organ that produces sperm

   True        False

5. glottis → opening between the vocal cords in the larynx

   True        False