Flashcards in Repro Deck (28):
what are examples of mesodermal defects?
Limb defects (bone and muscles)
genes involved in ant-post axis patterning?
sonic hedgehog (holoprosenphaly)
produced at apical ectodermal ridge, necessary for dorsal-ventral axis patterning?
which gene stimulates mitosis and provides "lengthening of limbs?"
gene involved in segmental organization of embryo in craniocaudal direction
what can homeobox (hox) gene mutation lead to?
appendages in wrong locations
when does a fetus has cardiac activity visible by transvaginal ultrasound?
when does a fetus have genitalia male/female characteristics?
where does the gastrulation start?
with the epiblast invaginating to form the primitive streak
what is the benign Rathke pouch tumor with cholesterol crystals, calcification?
what gene is associated with both ovary and breast cancer?
the most common benign ovarian neoplasm?
serous cystadenoma (often bilateral)
what is the benign tumor that has multiloculated, large, and lined by mucus-secreting epithelium?
what is the benign tumr that has endometriosis (ectopic endometrial tissue) within ovary with cyst formation?
what are the symptoms of endometrioma?
pelvic pain, dysmenorrhea, dyspareunia (pain during sex), varying symptoms with menstrual cycle
what is another name for dermoid cyst?
mature cystic teratoma
what is a benign tumor associated with functional thyroid tissue and hyperthyroidism (struma ovarii)?
mature cystic teratoma = dermoid cyst
tumor associated with solid tumor with pale yellow tan that is encapsulated with Coffee bean nuclei
benign tumor associated with spindle shaped fibroblast?
what cell produces mullerian inhibitory factor?
what cell produces testosterone?
what is the role of DHT (dihydrotestosterone)?
converts genital tubercle, urogenital sinus into male external genitalia, prostate
how would you diff 5 alpha reductase def and androgen insensitivity syndrome?
high testosterone in androgen insensitivity whereas normal testosterone in 5 alpha reductase def.
which disorder is associated with scant sexual hair and lack of uterus and fallopian tube?
androgen insensitivity syndrome
another name for paramesonephric duct?
another name for wolffian duct
what is the origin of paramesonephric duct?
lower portion from urogenital sinus