Nematoda Flashcards

Flashcards for Nematoda Lecture

Nematoda

Also known as Nematahelminthes, these are cylindrical worms.

Body Plan of Nematoda

Nematoda are non-segmented, pseudocoelomate, and triblastic.

Neuromiários

Refers to the musculature and nervous system characteristics of Nematoda.

Protostomes

Nematoda are protostomes, meaning the blastopore develops into the mouth.

Habitat of Nematoda

Nematoda are mostly aquatic or found in moist soils.

Tegument

The outer covering of Nematoda.

Cuticle

The acellular, protein-based coating of Nematoda.

Respiration in Nematoda

Occurs by diffusion through the cuticle.

Digestive System of Nematoda

Complete digestive system with both a mouth and an anus, allowing for complete extracellular digestion.

Excretory System of Nematoda

Consists of tubes that excrete ammonia.

Reproduction in Nematoda

Dioecious, exhibit sexual dimorphism, internal fertilization, and are oviparous. Development is indirect.

Nervous System

Centralized and ganglionic

Pseudocoel

Filled with liquid, functions as a hydrostatic skeleton