new exam 1

Question 1

multiple marker screening

Answer 1

SCREENING -test that measures chemical markers to detect trisomies and NTDs at 11-14 weeks

Question 2

what is AFP test

Answer 2

SCREEN - glycoprotein produced by fetus - which is drawn at 15 weeks to use as a screening tool for developmental defects

Question 3

percutaneous umbilical blood sample

Answer 3

SCREEN -needle aspiration of fetal blood for testing metabolic and hematological disorders

Question 4

what is HCS

Answer 4

preparation of mamillary glands for lactation

Question 5

who is most affected in autosomal recessive

Answer 5

both equal

Question 6

endocrine changes in preg 4 things that increase

Answer 6

increased prolactin and oxytocin
increased cortiosol and aldosterone

Question 7

2 things increased in cardio in preg

Answer 7

fibrin and fibrinogen

Question 8

progesterone

Answer 8

supports endometrium and relaxes smooth muscle

Question 9

graviada means

Answer 9

never preg

Question 10

when is amniotic fluid formed

Answer 10

14 weeks

Question 11

renal forms when

Answer 11

urine exretion and production week 9

Question 12

cell free dna test

Answer 12

SCREENING at 10 weeks for fetal Rh status, fetal gender, and other gene disorders

Question 13

amniocentesis

Answer 13

DIAGNOSTIC test at 14-20 weeks for genetic testing

Question 14

WHAT Happens in embryonic stage

Answer 14

major body organs complete , amniotic sac and fluid and umbilical cord and placenta are formed

Question 15

ductus arteriosus

Answer 15

connects pulm artery to the aorta

Question 16

3 vagina changes in pregnancy

Answer 16

inc vascularity / leukorrhea / more acidic

Question 17

when is placenta fully functional

Answer 17

8-10

Question 18

chorionic villus sample

Answer 18

aspiration of placental tissue at 10-13 weeks - doesnt screen for NTD

Question 19

6 probable signs of preg

Answer 19

pos test
chadwicks sign- blue cervix
goodwells sign - soft cervix
hegars - soft uterine
ballotment - bouncy cervix
braxton hicks contractions

Question 20

ROLE of hcg

Answer 20

stimulates corpus luteum to secrete estrogen and progesterone

Question 21

3 things in 2nd tri ultrasound

Answer 21

anatomy scan, placenta, AFI

Question 22

7 things in amniotic fluid

Answer 22

proteins,
carbs,
lipids,
electrolytes,
cells,
lanugo,
vernix

Question 23

3 prenatal vitamins

Answer 23

iron, folic acid, Ca

Question 24

umbilical artery dopper flow use

Answer 24

measures rate and volume of blood in placenta to assess placental function

Question 25

ductus venosus

Answer 25

connects umbilical vein to the inferior vena cava to deliver O blood

Question 26

embryonic dev

Answer 26

autosomes divide by mitosis, gametes divide by meiosis
fertilization -> zygote -> morula -> implanta -> blastocyst (embryoblast/trophoblast) -> embryoblast forms embryo and trophoblast forms placenta

Question 27

use for ultrasound

Answer 27

placenta location and amniotic fluid amount

Question 28

MRI use

Answer 28

diagnostic xray to visualize structures