A patient appears in a clinic complaining of irritability and chronic sweatiness

He also has a lump in his neck near his larynx. Blood tests show he has low levels of thyroid-stimulating hormone (TSH) in his plasma. Which of the following is the most likely diagnosis?
A. primary hypothyroidism
B. an iodine-insufficient diet
C. secondary hypothyroidism
D. hyposecretion of TRH
E. Graves' disease


E

Anatomy & Physiology

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Which of the following statements is true?

A. When movement is slow, slow twitch fibers are recruited first. B. When movement is fast, fast twitch fibers are recruited first. C. Both A and B are true. D. None of the above are true.

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Dehydration causes _______.

A) increased thirst. B) increased levels of aldosterone. C) fluid to shift from the ECF to the ICF. D) decreased secretion of ADH. E) All of the answers are correct.

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In horses, ______________________________________________________________, or equine ehrlichiosis, is rickettsial bacterial disease that is associated with fever, anorexia, incoordination, diarrhea, and edema of the extremities

Fill in the blank(s) with correct word

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Systemic venous PO2 is ____ alveolar PO2, and systemic venous PCO2 is ____ alveolar PCO2

a. greater than, greater than. b. greater than, less than. c. less than, greater than. d. less than, less than. e. equal to, equal to.

Anatomy & Physiology