Which of the following does not develop from the pharyngeal arches?
A. Tympanic cavity
B. Hypothalamus
C. Thymus
D. Parathyroid glands
Answer: B
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Symptoms of Addison's disease include all of the following EXCEPT ________.
A. low blood pressure B. hyperactivity C. weight loss D. excessive skin pigmentation
The clavicles articulate with the sternum at the _____ notches
A. clavicular B. suprasternal C. mastosternal D. jugular E. first costal
Normal urine has a specific gravity that is ________ than the specific gravity of pure water; dehydration leads to a __________ in the specific gravity of urine
A. higher; increase B. higher; decrease C. lower; decrease D. lower; increase
Which of the following nerve fibers will have the highest conduction velocity when compared to an unmyelinated nerve fiber with conduction velocity = 0.35 m/sec
a. a dendrite b. a smaller unmyelinated nerve fiber c. a myelinated nerve fiber the same size d. a larger myelinated fiber e. it is impossible to determine with the information provided.