Photoreceptors are found only in the:
A) mouth. B) eye. C) nose. D) ear.
Answer: B
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The parathyroid glands maintain adequate levels of blood calcium. This is accomplished through ________.
A) blocking the action of growth hormone B) targeting the bone and activating osteoclasts so that calcium will be released C) antagonizing the synthesis of calcitonin D) slowing the activity of tissues that require calcium for activity
Severe demands are placed on a person's ability to regulate body temperature if body water loss exceeds
A. 0.5% B. 1% C. 1.5% D. 2%
The temporomandibular joint is
A) the suture between the temporal and maxillary bones. B) the site of the articulation between the cranium and mandible. C) the first suture to be completely ossified in the adult skull. D) the location of the insertion of the temporalis muscle. E) None of the answers are correct.
The major regulator of respiration is the plasma concentration of ________.
A. carbon dioxide B. water vapor C. nitrogen D. oxygen E. chloride