Different types of circulatory systems

Question 1

What is an open circulatory system?

Answer 1

has no vessels for blood to travel in eg. insects

Question 2

What is a closed circulatory system?

Answer 2

blood is enclosed in vessels eg. humans

Question 3

What is a double circulatory system?

Answer 3

blood passes through the heart twice (eg humans)

Question 4

What is a single circulatory system?

Answer 4

blood passes through heart once (eg. fish)

Question 5

What does blood look like in an insect?

Answer 5

-called ‘haemolymph’ and all tissues are bathed in it
-has no vessels

Question 6

What does blood look like in a fish?

Answer 6

-single circuit as one pump is enough to maintain pressure around small body

Question 7

What type of circulation takes blood to the capillaries in the lungs?

Answer 7

pulmonary circulation

Question 8

What type of circulation takes blood to the capillaries in the body?

Answer 8

systemic circulation