OB/GYN ARDMS PRACTICE QUESTIONS WITH COMPLETE SOLUTIONS

OB/GYN ARDMS PRACTICE QUESTIONS WITH COMPLETE SOLUTIONS Neural tube defects are_________times more likely to occur in diabetic mothers a. 7 b. 8 c.9 d. 10 - Answer- d. 10 A monozygotic, monochorionic and monoamniotic pregnancy is also referred to as a. Fraternal Twins b. Ectopic Pregnancy c. Identical Twins d. Singleton pregnancy - Answer- d. Singleton pregnancy Results from the fertilization of two separate eggs during the same pregnancy. May be of the same or different sexes. They share half of their genes just like any other siblings. - Answer- Fraternal Twins/Dizygotic Twins that result from fertilization of a single egg with a single sperm and then during the embryonic development, or during the cell splits, those massive eggs split into two individuals, which later develop into two offspring. Share all of their genes and are always of the same sex. - Answer- Identical/Monozygotic The tip of the iceberg sign usually refers to which mass? a. ovarian cancer b. cystadenoma c. dermoid cyst d. cystadenocarcinoma - Answer- c. dermoid cyst A saclike growth that is present at birth. It contains structures such as hair, fluid, teeth, or skin glands that can be found on or in the skin. These cysts grow slowly and are not tender unless ruptured. They usually occur on the face, inside the skull, on the lower back, and in the ovaries. Form from embryonic cells. - Answer- Dermoid Cyst/Teratomas These develop on the surface of an ovary and might be filled with watery or a mucous material. - Answer- Cystadenomas These develop as a result of a condition in which uterine endometrial cells grow outside your uterus ( endometriosis.). Some of the tissue can attach to your ovary and form a growth. - Answer- Endometriomas The lecithin/sphingomyelin ratio is used to determine a. Trisomy 21 b. amnionitis c. fetal lung maturity d. fetal cardiac malformations - Answer- c. fetal lung maturity Days 14-28 of the endometrial cycle a. early proliferative phase b. late proliferative phase c. secretory phase d. menstrual phase - Answer- c. secretory phase. Phase 1: The Follicular / Proliferative Phase - Answer- Day 0-14 of the menstrual cycle. Main hormone= estrogen Purpose= to grow endometrial layer of the uterus. Ovulation - Answer- always occurs 14 days before menses: therefore, with an average 28 day cylce, ovulation occurs on day 14. At the end of the proliferative phase. Phase 2: The Luteal/Secretory Phase - Answer- occurs from day 14 - 28 of the cycle. Progesterone stimulated by LH is teh dominant hormone during this phase to prepare the corpus luteum and the endometrium for possible fertilized ovum implantation. What are the 4 Phases of the Menstrual Cycle? - Answer- Menstruation Follicular / Proliferative Phase Ovulation Luteal / Secretory Phase At what gestational age can you begin to start measuring the BPD? a. 9 weeks b. 10 weeks c. 11 weeks d. 12 weeks - Answer- d. 12 weeks The outer walls of the blastocyst are covered by a. mesoderm b. ectoderm c. decidua d. chorionic villi - Answer- d. chorionic villi Which of the following is least likely to be true regarding cystic teratomas? a. 80% unilateral b. common in women over 40 c. they are aka dermoid cysts d. common in younger women - Answer- b. common in women over 40 A low lying placenta is defined as _____ from interal os - Answer- placental edge <2cm from internal os Which of the following is true regarding cystic hygroma? a. it is a lymphatic malformation b. can be associated with hydrops c. commonly seen in the neck d. all the above - Answer- d. all the above.