LAB: Annelids

Question 1

Annelids

Answer 1

• Commonly called segmented worms
• exhibit metamerism
  
  • repeated body parts
• complete digestive system

Question 2

Phylum

Answer 2

Annelida

Question 3

Leeches

Answer 3

• Ectoparasites
• Attach by oral suckers
• Anticoagulant called hirudin
• medically important

Question 4

​Polychaetes

Answer 4

• The clamworm, Nereis
• “Many Bristles”
  
  • Parapodia
  • Seta on parapodia

Question 5

​Oligochaetes

Answer 5

• The Earthworm, Lumbricus
• “few bristles”
• Clitellum - reproductive segments

Question 6

Earthworm Internal Anatomy

Answer 6