Pregnancy

An Anatomical change in pregnant women called chadwicks sign - shows as:

A purplish hue / colour to the vagina and cervix

Oestrogen and preogestrone maintain the integrity of the uterine lining and prepare the mammary glands to secrete milk. Which of the following structures makes this possible during the first 3 months?

Corpus luteum

During pregnancy

a womens resp rate and tide volume will increase

Teratogens that may cause severe congenital abnormalities or even foetal death include?

alcohol

Identify which cardiovascular event does not occur during pregnancy?

blood pressure increase during second trimester

During pregnancy the placenta produces melanocyte stimulating hormone which may cause a visible change to the pregnant women. The visible change is called?

linea nigra

During pregnancy a women has increased levels of parathyroid hormone activated by vitamin D. These metabolic changes contribute to?

maintenance of positive calcium balance

The end products of the hypothalamus pituitary gonadal acts in a female is the release of?

oestrogen and progesterone

Hormones concerned with the events of lactation include?

oxytocin and prolactin

The embryo secrets hCG hormone

sustains the corpus luteum for approx 12 weeks

By the end of the first trimester of pregnancy, which structure begins to produce the large quantities of progesterone and oestrogen?

the placenta

The usual site of embryo implantation is the?

uterus

The correct sequence of pre-embryonic structures is?

zygote - morula - blastocyst

Implantation involves what?

embedding of the blastocyst in the uterine wall

Which structure of the female duct system draws in a ovulated oocyte?

fimbriae

The inner cell mass of the blastocyst

forms the embryo

Male sex gametes consist of:

head, mid, tail

A pregnant women is able to metabolise more fatty acids which exert a glucose-sparing effect. The hormone that. Works with oestrogen and progesterone to cause this metabolic effect is?

human placental lactogen (hPL)

Varicose veins and leg oedema in a pregnant women may be caused by

increased blood volume during pregnancy

The time it takes sperm to complete capacitation is?

2-10 hours

The hormone used to test for pregnancy is?

HcG = human chorionic gonadotropin

What is the hormone which prevents a second pregnancy during gestation?

Inhibin

Oestrogen and progesterone maintain the integrity of the uterine wall lining and prepare the mammary glands to secrete milk. Which of the following structures makes this possible during the first 3 months of pregnancy?

corpus luteum

During pregnancy, powerful uterine contractions are suppressed?

elevated levels of progesterone