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?
Anatomy & Physiology
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
This figure shows a lateral view of the muscles of facial expression. What muscle does number 5 indicate?
A. Platysma B. Temporalis C. Masseter D. Sternocleidomastoid E. Buccinator
Anatomy & Physiology