Alveoli abut each other, causing them to appear ________ in cross section.
A. circular
B. columnar
C. enlarged
D. stratified
E. polygonal
Answer: E
Anatomy & Physiology
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What will be an ideal response?
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Internal energy expenditure is the energy utilized by the skeletal muscles when external objects are moved
Indicate whether the statement is true or false
Anatomy & Physiology
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Anatomy & Physiology