nematodaadamoliverbrown.com/.../2019/02/10-nematoda_2019_3slides.pdf1 bio2135 –animal form and...

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BIO2135 – Animal Form and Function

Nematoda● Miller and Harley Chap. 13

BIO2135 – Animal Form and Function

Nematoda Phylogeny

Fig. 13.1

BIO2135 – Animal Form and Function

Pseudocoelom

Digestive tract Cavity

(hydrostatic skeleton)

Rigid cuticle

Longitudinal Muscles

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BIO2135 – Animal Form and Function

Nematoda Anatomy

Fig. 13.2

BIO2135 – Animal Form and Function

Nematoda Mouthparts

Teeth

Lips

Papillae

Amphid

Mouth

BIO2135 – Animal Form and Function

Detail of Body Wall

Contractile musclefibers

Nucleus

Protoplasmic extension

Nerve cord

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BIO2135 – Animal Form and Function

Locomotion

BIO2135 – Animal Form and Function

Osmoregulation & Excretion

Fig. 13.4

BIO2135 – Animal Form and Function

Sexual Reproduction

Fig. 13.5 & 13.7

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BIO2135 – Animal Form and Function

Intestinal Worms

Fig. 13.6 & 13.9

BIO2135 – Animal Form and Function

Filiary Worms - Elephantiasis

Fig. 13.11

& 13.12

BIO2135 – Animal Form and Function

Root Parasites

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BIO2135 – Animal Form and Function

Next Class -Arthropoda

●Miller and Harley Chap. 14