Which one of the following may be regarded as a chemical method of contraception?
Intra-uterine device (IUD)
Amniotic fluid is important to the developing embryo because it ...
protects the embryo against mechanical injury.
provides food for the embryo.
provides the embryo with oxygen.
collects nitrogenous waste materials.
Ova are transported to the uterus along the ...
Which one of the following terms matches its related description?
implantation - embedding of a fertilised egg
fertilisation - release of semen from the penis
ovulation - fluid containing spermatozoa
semen - joining of an egg and a spermatozoon
Which one of the following represents the correct order of parts through which spermatozoa pass?
testis » epididymis » vas deferens » urethra
testis » vas deferens » epididymis » ureter
vas deferens » seminal vesicles » ureter
vas deferens » prostate gland » urethra
The corpus luteum forms ...
after fertilisation has occurred.
The placenta nourishes and supports the foetus ...
by means of the blood supply carried in the umbilical cord.
only during the first half of pregnancy.
by producing amniotic fluid.
and is produced during every menstrual cycle.
The fluid-filled structures that surround a single ovum and prepares it for ovulation are the ...
An intra-uterine device (IUD) is used ...
as a contraceptive by preventing implantation.
to determine the sex of the baby.
to prevent transmission of STDs.
to improve the amount of breast milk released.
A possible reason why some couples cannot have children naturally is due to ...
a low sperm count in the man.
STD that caused sterility in the man or the woman.
Hormonal imbalance in women that prevents ovulation.
LH reaches the ovaries by means of the …
The pituitary gland will not release FSH or LH, when…
ovulation took place the previous month.
progesterone level is high.
The chances of an egg being fertilised is greatest during ...
In vitro fertilisation is a process that takes place …
outside of the body, under laboratory conditions.
within the body of the mother.
Meiosis in a human male occurs in the ...
Colostrum is secreted by the
Which one of the following statements about testosterone is false ?
It speeds up the accumulation of fat.
It enhances muscle development.
It helps with sperm maturation.
It brings about changes in a boys voice during puberty.
Which one of the following nourishes developing spermatozoa in the testes?
Which one of the following statements about the pituitary gland is incorrect ?
It secretes progesterone.
It is also known as the hypophysis.
The hormone that induces labour is …
This is a learning exercise.
You must scroll to the top and examine your incorrect choices, with the view to improving your understanding of this topic. Refer to the Study Guide if necessary.
Questions source: DBE (Authorisation 11798)
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