A hypertensive, hypokalemic patient with increased aldosterone production and decreased plasma renin activity likely has

Tamoxifen is a drug that is used to prevent or treat some forms of breast cancer. Before it can have a physiological effect, tamoxifen must be metabolized to an active metabolite called endoxifen. Tamoxifen is therefore considered to be a

Name a cause of a drug level falling outside of the therapeutic range if the proper dose of drug was given. 

In the gastrointestinal (GI) tract, dopamine functions as a modulator of the enteric nervous system or as a paracrine substance. What essential enzyme is required for synthesis of dopamine in the dopaminergic system in the GI tract?

Inhibition of growth hormone (GH) occurs through the action of

The gap between two communicating neurons is called the:

Patient TSH T4 (free Thyroxine) Antimicrosomal antibody A Decreased Decreased Positive B Increased Increased Positive C Normal Decreased Negative D Increased Decreased Positive   Which one of the above patient’s results are consistent with Hashimoto’s thyroiditis (primary hypothyroidism)?

An oncofetal antigen commonly used to assess recurrence of tumor growth following removal of a colon tumor would be

A 35-year-old man visits his physician with complaints of sudden onset of fatigue, polydipsia, and polyuria. Laboratory results indicate a normal fasting blood sugar. Serum sodium was slightly elevated. The most likely cause of these symptoms and laboratory results would be

 The hormone that triggers ovulation is: