★ Heart Structure and Double Circulation Quiz
2 atria, 1 ventricle
Which animal has the above heart structure?
A. Insect
B. Fish
C. Amphibian
D. Human
Select your answer:
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Arteries › ViewPart of the aorta as it leaves the heart.
A. Thoracic aorta
B. Ascending aorta
C. Abdominal aorta
D. Brachiocephalic
Nutrition in Humans and Animals › View
The pseudopodia close to form a small cavity called
A. Food vacuole
B. Caecum
C. Contractile vacuole