Which type of tooth can have 2 roots?
a. cuspids
b. bicuspids
c. molars
d. both b and c
Answer: d. both b and c
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All of the following will help the skin to fight infection but one. Which of the following will have little effect on the skin's ability to fight infection?
A) Increased secretions of defensins from skin cells. B) Greater production of keratinocytes resulting in more layers of the stratum corneum. C) More tight junctions between keratinocytes of the stratum corneum. D) Greater production of melanin.
"Kiss" sites are associated with cell-to-cell connections called ____________________
Fill in the blank(s) with correct word
The vibration of sound waves causes the tympanic membrane, or eardrum, to move against an ossicle known as ________
A) malleus or hammer B) incus or anvil C) stapes or stirrup D) otolith
Enkephalins are neuropeptides.
Answer the following statement true (T) or false (F)