1 OBSTETRICS & GYNECOLOGY 1. Which of the following is the correct flow of blood from the uterine wall to the endometrium? A. Uterine artery arcuate artery radial artery straight & coiled spiral artery B. Uterine artery radial artery arcuate artery straight & coiled spiral artery C. Uterine artery arcuate artery straight artery radial & coiled spiral artery D. Uterine artery straight artery arcuate artery radial & coiled spiral artery 2. What is the functional life span of the corpus luteum? A. 7 + 2 days B. 14 + 2 days C. 21 + 2 days D. 28 + 2 days 3. What hormone is secreted by the dominant ovarian follicle? A. estriol B. estrone C. estradiol D. progesterone 4. During the embryonic period, where is the formation of blood first demonstrable? A. bone marrow B. yolk sac C. liver D. spllen 5. During the secretory phase, what is the uppermost layer from the uterine cavity ? A. Zona compacta B. Zona basalis C. Zona spongiosa D. Decidua basalis 6. What stage of human development is implanted in the uterine cavity? A. blastomeres B. embryo C. blastocyst D. morula 7. How many new primary oocytes are there during puberty? A.