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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Respiration Anatomy and Physiology › Viewat rest, it sits in a dome-shaped position, when it contracts during inspiration, it moves downward and flattens, enlarging the chest cavity
A. diaphragm
B. abdominal wall
C. thorax
D. sternum
Skin and Derivatives › View
Where can you find dead skin cells?
A. Your innermost layer of skin
B. Your outermost layer of skin
C. The border between the epidermis and the dermis
D. The border between the dermis and the hypodermis