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Biology 170
exam 2
29
Biology
Undergraduate 1
10/21/2014

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Term
Copulatory Spicules
Definition
bristles on male ascaris found protruding from the anal opening used for matting.
Term
Collagen
Definition
Protein the cuticle of the ascaris is made from
Term
Lateral lines
Definition
lines the mark the sides of the body in ascaris and hold the excretory canals
Term
Pseudocoel
Definition
body cavity not lined with peritoneum and derived from the blastocoel
Term
Uteri
Definition
structures that hold large numbers of developing fertillized eggs in females. point of egg fertilization.
Term
seminal vesicle
Definition
male reproductive structure that stores sperm
Term
vas deferens
Definition
male reproductive structures that transport sperm from testes to seminal vesicles
Term
muscle arms
Definition
extensions of body wall muscle cells that extend to connect to the nerve cord.
Term
eutely
Definition
condition of a body composed of a constant number of cells or nuclei in all adult members of a species
Term
genital pores
Definition
external reporductive opening on the female ascaris that leads to the vagina
Term
cutting plates
Definition
foung anteriorly in the month use for attachment to the host
Term
vagina
Definition
in the female ascaris it is the base of the "Y" connecting the genital pores to the uteri
Term
oviduct
Definition
female reporductive structures that transport eggs from the ovaries to the uterus
Term
Encysted juvenile
Definition
found in the host of trichina worms where juenile worms are surrounded by a fibrous tissue layer enbedded on the muscle tissue of the host
Term
Ascaris
Definition

roundworm

infection is passed on by ingesting eggs that have been passed out in the feces.

Term
necator and ancylostoma
Definition

Hookworms.

infection is passed on by worms in the soil burrowing into the skin

Term
Trinchina
Definition

trinchinella worms (spiralis)

infection is passed by contraction by eating undercooked meat.

Term
enterobius
Definition

pinworms.

most common.

worms live in large intertine and cecum.

infection passed on when eggs are ingested from scratching and infected bedding....butt iches... think pinworms.

Term
filarial worms
Definition

infection passed on by mosquitoes.

live in lymph system cause inflammation and internal obstruction

Term
turbatrix aceti
Definition

vinegar eels

found in fermented juices

Term
Phlym Platyhelminthes
Definition

Ex: tapeworm

no metamerism

incomplete disgestive

triploblastic

bilateral

asexual/ sexual

eye stops

Term
Porifera
Definition

no digestive

no nervous

larval

monocious

Asymmetrical


 

Term
Cnidera
Definition

diploblastic

sexual-monocios

asexual- budding

acoelom

Ex: jellyfish

dimorphic hydra/polyp medussa

nerve net

incomplete digestive

Term
Rotifera
Definition

bilateral

triploblastic

corona-cilia

complete month to anus

Term
Mollusk
Definition

bilateral

shell

clams

foot, mantle

pallial lines

umbo- oldest part

sexual

open circulatory

kindneys

Term
Annelida
Definition

bilateral

lophotrochzoans

complete digestive

triploblastic ecoelom

segmented worms

cephalization

closed circulatory

Term
water pathway
Definition

dernal ostia

incurrent canal

prosophyle

radial canal

 apophyle

spongocoel

osculum

Term
nematodes
Definition

round worms

ecdyzoans

complete digestive

sexual

triploblastic

lateral lines

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