Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/20

Click to flip

20 Cards in this Set

  • Front
  • Back
chordate
The phylum whose members have a notochord, a nerve cord, and slits in their throat area at some point in their lives.
vertebra
The bones that make up the backbone of an animal
notochord
A flexible rod that supports a chordate's back
ectotherm
An animal whose body does not produce much internal heat.
cartilage
A connective tissue that is more flexible than bone and that gives support to some parts of the body
endotherm
An animal whose body controls and regulates its temperature by controllin ght einternal heat it produces
cartilage
A connective tissue that is more flexible than bone and that gives support to some parts of the body
endotherm
An animal whose body controls and regulates its temperature by controlling the internal heat it produces.
fish
A vertebrate that lives in the water and has fins
swim bladder
An internal gas-filled organ that helps a bony fish stabilize its body at different water depths.
buoyant force
The force that water exerts upward on any underwater object
amphibian
An ectothermic vertebrate that spends its early life in water and its adulthood on land, returning to water to reproduce
atrium
Each of the 2 upper chambers of the heart that receives blood that comes in2 the heart.
ventricle
Each of the 2 lower chambers of the heart that pumps blood out to the lungs and body
habitat
The specific enviroment in which an animal lives
reptile
An ectothermic vertebrate with lungs and scaly skin; lays eggs with tough, leathery shells
urine
A watery fluid produced by the kidneys that contains urea and other waste materials
fossil
The preserved remains of an organism that lived in the past
sedimentary rock
A type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together
paleontologist
A scientist who studies fossils to learn about organisms that lived long ago.