Name the layer from which fingernails and toenails are derived.
A. Dermis
B. Subcutaneous tissue
C. Epidermis
Answer: C
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Why must a normal body temperature be maintained in order for chemical reactions to be continued at life-sustaining rates?
What will be an ideal response?
Four secretory organs that open lateroventrally near the carapace edge of turtles are the ___________________
Fill in the blank(s) with correct word
Arteries can constrict or dilate as needed because of the smooth muscle found in the
A. tunica intima. B. tunica media. C. tunica adventitia. D. tunica externa. E. tunica interna.
Glaucoma can result from
A. damage to the suspensory ligament. B. inhibition of the circulation of aqueous humor. C. opacity of the lens. D. a decrease in the number of cones. E. increased amounts of vitreous humor.