In Which Vertebrate Group Are There Two Atria but Only

question 40

Multiple Choice

In which vertebrate group are there two atria but only a single ventricle?

• A) Crocodiles
• B) Birds
• C) Fishes
• D) Some reptiles
• E) Mammals

---

Definitions:

John Watson

An American psychologist who established the psychological school of behaviorism, emphasizing the study of observable behavior and the role of the environment as a determinant of behavior.

Behaviorism

Watson’s view that science must study observable behavior only and investigate relationships between stimuli and responses.

Tabula Rasa

A theory that individuals are born without built-in mental content, and that all knowledge comes from experience or perception.

John Locke

An English philosopher and physician, widely regarded as one of the most influential Enlightenment thinkers and commonly known as the "Father of Liberalism."