18: What aspect of the body does the professor mainly discuss?

a) Heart
b) Lungs
c) Circulatory system
d) How vertebrates and invertebrates differ




19: What does the professor say about ventricles?

a) They are in two-chambered hearts
b) They are in three-chambered hearts
c) They are in four-chambered hearts
D) All of the above




20: What is not part of the circulatory system?

a) Pulmonary circulation
b) Systemic circulation
c) Coronary circulation
d) None of the above




21:What does theprofessor imply when he says this...

a) Fish are vertebrates
b) Fish have two-chambered hearts
c) Dills are of much importance
d) Fish need oxygen and carbon dioxide




22: Why does the professor say this...

a) To talk about invertebrates
b) To let the student guess the name of the level
c) To explain that the end of the lecture is near
d) To introduce information about the four-chambered heart


23: How does the professor introduce the types of circulatory systems?

a) By explaining systems with no hearts
b) By explaining the four-chambered heart system
c) By saying there are ioen and closed circulatory systems
d) By discussing mollusks and frogs



Answers are at the bottom of this page

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Answers

18: c
19: d
20: d
21: c
22: d
23: c