34. A 23-year-old woman comes to the physician for a routine health maintenance examination. She says that she is sexually active and would like to use an oral contraceptive. She does not smoke cigarettes. Vital signs are within normal limits. Physical examination shows no abnormalities. A combination oral contraceptive is prescribed. Which of the following serum concentrations is most likely to increase in this patient as a result? A) Free thyroxine (FT) OB) Reverse triiodothyronine (rT3) OC) Thyroid peroxidase antibody OD) Thyroid-stimulating hormone OE) Total triiodothyronine (T₂)

Section 2: 136. A newborn has a hypoplastic phallus. Chromosomal analysis shows a 46,XY karyotype. Laparoscopy shows the presence of uterine tubes and a uterus. This condition is most likely to from which of the following patterns of gonadal production of hormones? A) OB) OC) OD) Testosterone Paramesonephric-(müllerian-) inhibiting Substance

- 1. A 24-year-old woman, gravida 2, para 2, undergoes resection of the left ovary because of torsion. During the procedure, the arterial supply to the cary must be in The surp use which of the following landmarks to locate the principal blood supply to the ovary in this patient? A) Medial umbilical ligament B) Proper ovarian ligament OC) Round ligament of the uterus OD) Suspensory ligament of the ovary OE) Transverse cervical ligament

Which of the following statements is the first step in the synthesis and secretion of T3 and T4? O a) Synthesis of thyroglobulin by the follicular cells O b) Oxidation of iodide by the follicular cells c) Coupling of T1 and T2 d) lodide trapping by the follicular cells