Free nerve endings and tiny blood vessels are characteristic of the papillary layer of the dermis.
a. true
b. false
Answer: a. true
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Name the three major parts of the tooth: ____________________, ____________________, and ____________________.?
Fill in the blank(s) with correct word
Damage to the preoptic area of the hypothalamus leads to which problem?
A) an intense thirst B) an uncontrolled sex drive C) reduced ability to regulate body temperature D) an insatiable appetite E) production of a large volume of urine
The phenomenon known as referred pain
A. is a perception of a false painful stimulus with no initiating stimulus; it is created in the mind. B. is the projected perception of pain as a sensation being experienced at a site other than that of the actual injured or diseased tissue. C. involves a descending pathway that blocks the release of substance P in the spinal cord. D. is synonymous with the persistence of perceptions of painful stimuli long after the activity responsible for triggering them has ceased.
Reabsorption of glucose occurs mostly in the
A) renal sinus. B) proximal convoluted tubule. C) distal convoluted tubule. D) nephron loop. E) renal corpuscle.