New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

BIOL 1030 4/26 Notes

by: Emma Cox

BIOL 1030 4/26 Notes BIOL 1030 - 002

Marketplace > Auburn University > Biology > BIOL 1030 - 002 > BIOL 1030 4 26 Notes
Emma Cox
GPA 4.0

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

These notes cover lecture from 4/26
Organismal Biology
Debbie R. Folkerts
Class Notes
organismal, Biology
25 ?




Popular in Organismal Biology

Popular in Biology

This 3 page Class Notes was uploaded by Emma Cox on Thursday April 28, 2016. The Class Notes belongs to BIOL 1030 - 002 at Auburn University taught by Debbie R. Folkerts in Summer 2015. Since its upload, it has received 18 views. For similar materials see Organismal Biology in Biology at Auburn University.


Reviews for BIOL 1030 4/26 Notes


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 04/28/16
 Ecdysozoa o P. Nematoda  Round worms  Cuticle, ecdysis  Eutely (true end – precise number of mitotic division = each organism have same number of cells) and cryptobiosis (go dormant = hidden life)  Many parasitic species  Diverse, abundant, ubiquitous (everywhere)  Longitudinal muscles only  Ascaris  Hooked end on male  Female larger than male  Fecal contamination – wash your hands  Pinworm – Enterobius vermicularis  Hookworm – on feet  Necator americanus  Trichina worm – trichinosis  Comes from pork  Guinea worm – Dracunculus medinensis  Don’t drink unfiltered water o P. Tardigrada  Ecological allstars  Cosmopolitan – worldly = found all over the worlds  Cryptobiotic – exist as a dormant tiny piece of dust that can withstand harsh conditions and float on the wind  While in cryptobiosis called a tun: <1% water content  No life processes during this condition  May molt 12 times in their life (120 year sleep each time)  Eutely  Found in mosses and lichens  Deuterostomes (second mouth) o Echinodermata o Chordata o And a few small phyla  Echinodermata o Dermal ossicles – tiny bones embedded in skin – qualify them as having an internal skeleton – calcareous o All marine o Pentaradial symmetry – five part radial symmetry  Secondary radial symmetry  Egss hatch into bilaterally symmetrical forms and develop into adult radial form o Water vascular system – little tubes in body house and move water, move body parts, and change internal pressure  Madreporite – water from the sea enters  Stone canal – kept open by ringlike dermal ossicles  Ring canal  Radial canals  Ampullae and tube feet – bags of water with suction cup on end; move about due to change of pressure in water vascular system o Pedicellariae (dermal jaws)  Stalk extend from skin and have jaws at end  Defense against predators and parasites  Removal of debris  Hiding o Autotomy and regeneration o Class Asteroidea  Sea stars  Ambulacral groove – walking grooves; house the two feet  Aboral – side without mouth  Oral – side with mouth  Typically, oral surface is down  cardiac (eversible) and pyloric stomachs o Class Ophiuroidea  Brittle stars  Supple arms used for grasping prey and filter feeding o Class Echinoidea  Sea urchins, sea biscuits, sea cookies, sand dollars  Dermal ossicles fuse together to form one solid test  Prominent, movable spines  Aristotle’s lantern o Class Holothuroidea  Sea cucumbers, sea apples, sea pears  Sedentary and errant forms  Mouth on one end and anus on the other end (more extended on oral/aboral axis than sea star)  Secondary bilateral symmetry  Suspension feeders and deposit feeders (use tentacles)  Evisceration  Eversion of parts of digestive and reproductive tract to scare away predator but can regrow these if they are eaten o Class Crinoidea  Sea lilies and sea feathers  Oral up, aboral down  Fossil crinoids o Class Concentricycloidea  Sea daisies  Most recently discovered class  One peripheral row of tube feet


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Jim McGreen Ohio University

"Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Kyle Maynard Purdue

"When you're taking detailed notes and trying to help everyone else out in the class, it really helps you learn and understand the I made $280 on my first study guide!"

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.