Nemathelmintes dan Annelida

Rizqi Aulia Hafifah 140210103022Raden Roro Diyah M 140210103061Rifqi Fuadatul L 140210103064Noviyanti Nurlaily M 140210103081Ubait Hakim 140210103083

Nemathelmintes

• Nemathelminthes or called “cacing gilig” in Indonesia. Because the shape of this worms like string. The male worms is smaller than the female worm. Nemathelminthes doesn’t have respiratory system, so for respiration process nemathelmintes will use the entire surface body for diffusion with oxygen

Ancylostoma duodenalecacing tambang

Characteristics of Ancylostoma duodenale

• The body’s shape is similar with “thread”

• White color• It is entoparasite• Have cavity bucca lis on the mouth• Live on intestium tenue of the

human• Absorb the blood of the human or

the animal• Cause of nekatoriasis and

ankilostomiasis desease

Ancylostoma’s egg

Cyclic of Ancylostoma duodenale

Oxyuris vermicularisCacing Kremi

Adult worm of Oxyuris vermiculais

Pinworm eggs attached to the skin around the anus hatch within 6 hours.

Life Cycle

1. site of inhabitation: cecum and colon

2. infective stage: embryonated egg

3.  infective route: by mouth

4. without intermediate host and reservoir host

The most effective deterrent to infection

1. Cut fingernails short, 2. Wash hands thoroughly after using the

bathroom and before preparing food 3. Wash bed sheets and towels in hot water.

Ascaris lumbricoides

Characteristics• form a cylindrical body

with the tip of a sharp anterior

• Female worms length of 20-35 cm, while the length of 15-31 cm male worms

• moves with whip-like motion

• live in the human intestine• sexually reproducing

Ascaris’s egg

The Part of Ascaris lumbricoides

Cyclic of Ascaris lumbricoides

The effect of Ascaris lumbricoides in human living

Trichinella spiralis

Trichinella spiralis is the smallest known nematode parasite of humans. The males measure about 1.4 mm to 1.6 mm in length and the females are twice the size of the males

Life Cycle

Wuchereria bancrofti

Wuchereria bancrofti is a parasite of humans

and uses mosquitoes as intermediate hosts.

Annelids

• The annelids also known as the ringed worms or segmented worms are a large phylum, with over 17,000 species including ragworms, earthworms, and leeches. This worms has good blood circulatory and nervous system. Most of annelids live freely in nature or become parasite in vertebrate

Annelids sturcture

Nereis sp.(Cacing Laut)

Characteristics of Nereis sp.

• Generally, measuring 5-10 cm with a diameter of 2-10 mm

• mostly found on the beach• reproduction occurs either aseksul and sexual.

Male vs Female

The Parts of Nereis sp.

This wholly terrestrial species lives in pastures and forests, and shows a marked preference for clay soils. It is most numerous in grasslands, including garden lawns , and is not adversely affected by cultivation .

Lumbricus terrestris

Lumbricus terrestris

Lumbricus terrestris has important role in the aeration and fertilisation of soil.

Lumbricus terrestris is hermaphrodite.

Hirudo medicinalis

It lives mainly in the waters of marshes, ponds, can also be found in rivers.

Respiratory system of leeches through the epidermis (all the body).

Leeches are hermaphrodites.

Hirudo medicinalis