Asked by Melissa Thompson on Jul 09, 2024
Verified
The amphibian heart has
A) two separate atria and two separate ventricles that partition oxygen-rich and oxygen-poor blood.
B) two separate atria and one shared ventricle that allow oxygen-rich and oxygen-poor blood to mix.
C) two separate ventricles and one shared atrium that allow oxygen-rich and oxygen-poor blood to mix.
D) one atrium and one ventricle similar to the fish.
E) one atrium and one ventricle but reroutes the blood through the heart after passing through the gills.
Amphibian Heart
A three-chambered heart found in amphibians that consists of two atria and one ventricle, partially separating oxygenated and deoxygenated blood.
Oxygen-Rich
Referring to environments or substances with a high concentration of oxygen, such as certain atmospheric layers or oxygenated blood.
Oxygen-Poor
This term describes environments or situations where there is a deficiency of oxygen, often leading to anaerobic conditions.
- Describe the structure and function of the vertebrate heart and circulatory system.
Verified Answer
AK
ashwin kumarJul 11, 2024
Final Answer :
B
Explanation :
Amphibians have a three-chambered heart consisting of two atria and one ventricle, allowing for some mixing of oxygen-rich and oxygen-poor blood.
Learning Objectives
- Describe the structure and function of the vertebrate heart and circulatory system.