The Reproductive System: Replacement And Repair Flashcards
Mitosis is____ cellular reproduction?
Asexual
Growth is accomplished through ?
Mitosis
females produce eggs, males produce sperm, and these special cells are called?
Gametes
In humans, the total number of chromosomes needed is ____ form the mother and father
[ 46 ]
23 from mother
23 from father
The 23rd is the sex chromosome, so named because they determine the ?
Sex of the baby
XX is female, XY is male, thus the ______ because the mother can only contribute X chromosomes
Father determines the sex of the baby
Down syndrome is a relatively common birth defect that causes ?
Short stature, heart defects, increased risk of leukemia and Alzheimer’s disease, and mental retardation
Down syndrome is caused by the presence of an extra chromosome 21 in a patient’s cells because of?
In the mother, the chromosome fails to separate
Reproductive organs are called?
Genitalia
Primary genitalia are?
Gonads that produce gametes
Secondary genitalia are ?
Other structures that aid in the reproductive process
In the females the primary genitalia are the ?
Ovaries
In females, the secondary genitalia are the ?
Fallopian tubes, the uterus, the vagina, and the external genitalia (vulva)
The ovaries are paired structures and there is ___?
One ovary on either side of the uterus.
The uterine tubes, also known as the oviducts or fallopian tubes, are the_____?
Passageway for the egg to get to the uterus
The uterine tubes are connected to the___?
Superior portion of the uterus where fertilization normally occurs
The uterus consist of how may layers?
3 layers:
Perimetrium
Myometrium
Endometrium
The perimetrium is the ?
Outermost layer, the visceral peritoneum
The myometrium consist of?
smooth muscle
The endometrium is an?
Inner lining that has a mucosa layer of columnar epithelium and secretory cells with two divisions
The functional layer sheds about ____?
Every 28 days when a women has her period
The basal layer is responsible for?
Regenerating the uterine lining each month
Many women with endometriosis have no symptoms while others experience ?
Severe abdominal and back pain around the time of their period.
Untreated endometriosis can cause adhesions on the intestines and urinary bladder requiring surgical correction. It is most common cause of?
Infertility because it blocks the uterine tubes