Indicate the type of epithelium that is best suited for allowing diffusion of substances, as would be found lining the air sacs of the lungs.

A. Transitional
B. Stratified squamous
C. Simple squamous
D. Simple columnar


Ans: C. Simple squamous

Anatomy & Physiology

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Briefly describe the structural organization of the ANS with reference to the origins of the divisions.

What will be an ideal response?

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What are two examples of nitrogenous wastes that are excreted by the kidneys?

a) phosphates b) bicarbonate c) creatinine d) urea

Anatomy & Physiology

Angiotensin I is formed from the plasma protein ________ by the action of the enzyme ________.

A. angiotensinogen; ACE B. renin; ACE C. angiotensin II; renin D. angiotensinogen; renin

Anatomy & Physiology