BIOL 1031 Lab Practical #2 Flashcards
What class is Portuguese man o’ war in?
C. Hydrazoa
In P. Cnidaria, what is the difference between feeding and reproductive polyps?
Feeding polyps have tentacles and reproductive polyps have no tentacles
What class are leeches in? Suckers?
C. Hirudinea
2 suckers
What class are flukes in? Suckers?
C. Trematoda
1 sucker
What class are planarians in? What is special about them?
C. Turbellaria
They have eye spots called ocellum
What class are earthworms in?
C. Oligochaeta
What class are chitons in?
C. Polyplacophora
What phylum are roundworms in? What is special about them?
P. Nematoda
The only group of “worms” with 2 separate sexes
This specimen has a hooked tail, indicating male. The female is larger without a tail. What phylum is this organism in?
P. Nematoda
Species Ascaris
What is distinct about SP. Crustacea?
2 pairs of antennae and biramous appendages
What is distinct about SP. Hexapoda?
2 pairs of wings
What class are sea stars in?
C. Asteroidea
What class are brittle stars in?
C. Ophiuroidea
What class are sea cucumbers in?
C. Holothuroidea
What class are urchins and sea dollars in?
C. Echinoidea
4 characteristics of P. Chordata
- ) Notochord
- ) Pharyngeal gill slits
- ) Dorsal tubular nerve cord
- ) Postanal tail
Which side of the heart has more muscle?
The left side
Flatworms are in what phylum?
P. Platyhelminthes
Class of snail?
C. Gastropoda
What is an anole?
Reptile
Phylum of jellyfish?
P. Cnidaria
What is a shark?
Chondrichthyes
Where does water exit in a sponge?
Osculum
WhatbodytypeischaracteristicofPhylumPlatyhelminthes?
Acoelomate
WhatbodytypeischaracteristicofthePhylumNematoda?
Pseudocoelmate
What subphylum are lancelets in?
SP. Cephalochordata
What phylum are vinegar eels?
P. Nematoda
What phylum is a sea mouse in?
P. Annelida
Outermost layer of an earthworm?
Cuticle
Earthworm body classification?
Coelomate
Characteristic of lymphocytes
Mostly nucleus/DNA in order to make antibodies
Characteristic of neutrophils
Lobe-shaped nucleus
What does the pancreas look like?
Chewed up bubble gum
Cross section layers of mammalian testis
- ) Seminiferous tubules
- ) Spermatogonia
- ) Spermatocytes
- ) Spermatids
- ) Sperm