Which hypothyroid diagnosis is supported by low levels of TSH?
a. Primary
b. Secondary
c. Autoimmune
d. Atypical
Causes of secondary hypothyroidism are related to either pituitary or hypothalamic failure, which would be evident by low levels of TSH. Primary and autoimmune hypothyroidism would be ev-ident by elevated levels of TSH. Atypical hypothyroidism would be evident by normal or ele-vated TSH.
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What is the simplest and most popular filing method for patient records that is easy to understand and does not require a cross-reference index?
A) Alphabetic name sequence B) Numeric sequence C) Subject filing D) Chronological filing
From 97% and 90% saturation on the oxyhemoglobin dissociation curve, what change occurs in the PO2?
A. It falls from 75mm hg to 60 mm Hg. B. It rises from 60 mm Hg to 100 mm Hg. C. It rises from 27mm Hg to 40 mm Hg. D. It falls from 100mm Hg to 60 mm Hg.