Which statement/s is/are TRUE? A. If fertilization does not occur, the corpus luteum becomes the corpus albicans B. Fertilization normally occurs at the ampulla of the fallopian tube. C. The uterus is located posterior to the urinary bladder. D. A, B E. A, B, C

A 7-month-old infant is brought to the pediatric clinic because of a right-sided scrotal enlargement.  Physical finding reveals a positive transillumination test. An ultrasonographic evaluation shows the enlargement is found to be a fluid collection around the right testis. This patient's condition has pathophysiology most similar to which of the following? A. Femoral hernia B. Direct inguinal hernia C. Indirect inguinal hernia D. Hypospadia E. Acute orchitisF. Acute testicular torsion

A 16-year old girl tells her doctor that she has not had menstruation for 2 months. A pregnancy test shows that she is not pregnant. What is a likely explanation for her condition? Select one: A. Endometriosis B. Low levels of estrogen and progesterone C. Cervical cancer D. Premenstrual syndrome E. Severe emotional stress O O O O O

A. There is an increase of FSH at the beginning of the menstrual cycle. What causes it? B. There is a surge in E2 level before the ovulation. What causes it? C. There is a decrease of FSH before the ovulation. What causes it? D. There is a surge of LH and FSH that induces the ovulation. What causes the surge? E. There is a decrease of LH and FSH after ovulation. What causes it? F. There is a decrease in E2 after ovulation. What causes it? G. There is an increase of E2 and P4 a few days after the ovulation. What causes it? H. There is a decrease of E3 and P4 at the end of menstrual cycle. What causes it?