Exam 3

Question 0

What vertebrates have a double circulation pattern?

Answer 0

mammals and birds

Question 1

What type of circulatory pattern do fish have?

Answer 1

Single circulation

Question 2

What is osmoregulation?

Answer 2

keeping waste water and ions at tolerable levels inside the body

Question 3

What is homeostasis?

Answer 3

The ability to maintain a constant body temperature

Question 4

What compounds must all animals regulate?

Answer 4

h20 ions and wastes

Question 5

Where does deamination occur in different animals?

Answer 5

invertebrates- digestive gland

vertebrates - liver

Question 6

What are the three nitrogenous waste products produced by different animals?

Answer 6

urea, uric acid and ammonia

Question 7

Why do those animals use the particular nitrogenous waste products that they do?

Answer 7

because of the environment that they are in

Question 8

What is a cleidoic egg?

Answer 8

egg with a hard shell

Question 9

What are the three mechanisms used by all excretory structures to retain needed compounds and excrete unneeded ones?

Answer 9

1. filtration/osmotic pressure-forces body fluids into es via force or osmotic pressure (pulls fluids into es with high solute concentration.
2. reabsorption/ secretion- active transport of needed components back into body from es
3. Excretion- removal of unwanted compounds from body.

Question 10

What is filtrate?

Answer 10

solutes