The Only Vertebrates in Which Blood Flows Directly from Respiratory

question 59

Multiple Choice

The only vertebrates in which blood flows directly from respiratory organs to body tissues without first returning to the heart are the

• A) amphibians.
• B) birds.
• C) fishes.
• D) mammals.
• E) reptiles.

---

Definitions:

Autonomy

The capacity to make an informed, un-coerced decision independently.

Shame

A complex emotion that arises from recognizing failure or moral wrongdoing, often leading to feelings of embarrassment and guilt.

Doubt

A feeling of uncertainty or lack of conviction.

Will

The mental faculty by which an individual decides or chooses between different courses of action.