Repro 3 Embryo, Anatomy Usmle 2

Front 1

what is the genital system developed from?

Back 1

mesoderm

Front 2

what portion of the embryo gives rise to the reproductive system?

Back 2

Urogenital ridges

Front 3

what portion of the ovary contains the developing follicles?

Back 3

cortex

Front 4

what is the first indication of the sex in the embryo?

Back 4

formation of the tunica albuginea

Front 5

the primordial germ cells can be identified during the 4th week of development where?

Back 5

Yolk sac

Front 6

Embryo:

what results following the absence of the uterus?

Back 6

Paramesonepheric (Mullerian)ducts degenerate

Front 7

Embryo:

what results in the formation of a double uterus?

technical name of this?

Back 7

Inferior part of the Mullerian ducts do not fuse

"Uterus didelphys"

Front 8

Embryo:

what results in the absence of the vagina?

Back 8

Vaginal plate does not develop

Front 9

Embryo:

what results in vaginal atresia?

Back 9

Vaginal plate does not canalize

Front 10

Embryo:

what does the labia minora develop from?

Back 10

Urogenital folds

Front 11

Embryo:

what does the labia majora develop from?

Back 11

Labioscrotal swelling

Front 12

Embryo:

what does the clitoris develop from?

Back 12

Genital tubercle

Front 13

Embryo:

what does the fallopian tube develop from?

Back 13

Mullerian ducts

Front 14

Embryo:

what (2) structures does the vagina originate from?

Back 14

Urogenital sinus

Mullerian ducts

Front 15

what are the innominate bones composed of?
(3)

Back 15

Ileum,

Ischium,

Pubis

Front 16

what separates the false pelvis from the true pelvis?

Back 16

Linea terminalis

Front 17

which pelvis does the fetus pass during labor?

Back 17

True pelvis

Front 18

what plane separates the false pelvis from the true pelvis?

Back 18

Pelvic Inlet

Front 19

at what plane does the arrest of fetal descent occur?

Back 19

Plane of Least diameter

Front 20

what is the value of the obstetric conjugate?

Back 20

10.0 - 11.0

Front 21

what is the value of the transverse diameter of the pelvic inlet?

Back 21

13.5

Front 22

what is the value of the Bispinous diameter of the pelvic midplane?

Back 22

10

Front 23

what is the transverse diameter of the Greatest Diameter?

Back 23

12.5

Front 24

what is the most common pelvic type?

Back 24

Gynecoid

Front 25

what is found in the labia majora but not the labia minora?

Back 25

Hair follicles

Front 26

Name type of epithelium:

Bartholin ducts

Back 26

Transitional

Front 27

Name type of epithelium:

Skene duct

Back 27

Transitional

Front 28

Name type of epithelium:

Urethra

Back 28

Transitional

Front 29

Name type of epithelium:

Endocervical canal

Back 29

Columnar

Front 30

what is the name of the part of the uterus where the fallopian tubes enter?

Back 30

Cornu

Front 31

what are the (2) main anatomic divisions of the uterus?

Back 31

Corpus,


Cervix

Front 32

what (2) arteries supply the uterus?

Back 32

Uterine artery,


Ovarian artery

Front 33

where do the uterine veins enter the venous system?

Back 33

Internal iliac veins

Front 34

what portion of the fallopian tube boarders the ovary?

Back 34

Infundibulum

Front 35

what ligament supports the ovary?

Back 35

Broad ligament

Front 36

before puberty, what is the ratio of the body of the uterus and the cervix length?

Back 36

1:1

Front 37

what is the portion of the broad ligament b/t the ovaries and fallopian tube?

Back 37

Mesosalpinx

Front 38

what ligaments prevent uterine prolaspe?

Back 38

Uterosacral ligaments

Front 39

when do Oogonia stop developing?

Back 39

just before birth

Front 40

how are trisomy pregnancies detected?

Back 40

Chorionic villus sampling

Front 41

Genetics Dx:

microcephaly, distinctive facial features

Back 41

Cri-du-chat

Front 42

what occurs w/ failure of testicular development in a XY zygote?

Back 42

patient develops as a female w/ uterus, tubes, vagina, and vulva (no ovaries)

Front 43

what is the most common cause of mental retardation?

Back 43

Fragile X syndrome

Front 44

what amount of folic acid should be taken by a pregnant woman who already has a child with a neural tube defect?

Back 44

4 mg

Front 45

when is the developing brain most susceptable to teratogens?

Back 45

3 - 16 weeks

Front 46

when is the developing neural tube most susceptable to teratogens?

Back 46

2 - 4 weeks

Front 47

when is the developing heart most susceptible to teratogens?

Back 47

3 - 6 weeks

Front 48

Cause of Teratogenic effect:

intrauterine growth retardation, fetal hypotension, pulmonary hypoplasia

Back 48

ACEi

Front 49

Cause of Teratogenic effect:

skeletal defects, cleft palate

Back 49

Antiepileptics

Front 50

Cause of Teratogenic effect:

CNS and ear defects, cleft lip/palate, cardiac and great velles defects
(2)

Back 50

Cyclophosphamide


Accutane

Front 51

Cause of Teratogenic effect:

nasal hypoplasia, vertebral abnormalities, CNS malformations

Back 51

Warfarin

Front 52

Cause of Teratogenic effect:

limb reduction, VSD, GI atresia

Back 52

Thalidomide

Front 53

Cause of Teratogenic effect:

vaginal and cervical cancer, genital tract abnormalities

Back 53

DES

(Diethylstilbestrol)

Front 54

Cause of Teratogenic effect:

staining of primary teeth

Back 54

Tetracycline