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Meiosis is used to produce cells that develop into....
the total amount of chromosome material produced in both mitosis and meiosis is
meiosis in males occurs in the
yolk platlets found in the egg function as a source of
sperm cells contain how many chromosomes
the 2 hormones that are very important in male development are
testosterone and dehydrotestorne
the _____ ducts grow into the male sexual structures, while the ______ ducts grow into the female sexual strucctures....
Wolffian and Mullenan
chromosome number after mitosis
sexual maturity begins at
the meiotic process in the ovary remporarily stops due to
chromosome number after meiosis
cessation of reproductive lide in females
required for cellulaar response to extra cellular substances
time of first menstrual flow
how many indv. chromsosomes are there?
how many pairs of chromosomes are there?
23 chromsosomes are known as
46 chromsosmes are known as
diploid does what to cells
mitosis produces how many cells and what kind are they?
two cells and they are diploid
meiosis produces how many cells and are what kind of cells?
4 cells and are hapliod
meiosis in a male and female....what are the similarities and differences?
Timmin in life cycles,
timing of each process
responibility of each process
Primary spermatocyte creates how many spermatides? and t/f are the genetically the same?
Primaryocyte produces ....
1 egg and 3 polar bodies
the process of sex determeination.....
how is sex dteremined?
biological at fertilization
a female contains...
Mullarian Ducts from uterus
Inner part of the Vagina
a male contains....
seminal vesicals form from Wolfian duckts
penis shaft and scrotum
production of ___ hormone is ___ enough...
recognition of _____ by "_____" is also essential
sex, not, hormone, target cells
reptile determine sex by
the temp and other genetics
Sperm are mixed with seminal fluid to produce
a structure common to both excretory and reproduction systems in the
sperm are produced in the ______ of the testes
a surgical procedure to insure male strelity is called
the proper temp. required for sperm fromation is insured by the
the testes are connected to the vas deferens by the...
the vas defernes loops around the _____ after it enters the body
the ducts that form the internal male sexual anatomy are he
the length of the urethra in males is ____ than that in females
the cell that undergoes meiosis in the testes is the
removed during circumcision
urethra and vas deferns join here
control temp of testes
homologous structure to the ovary
cut during vasectomy
contain spongy tisuue
stores sperm in non mamlian annimals
produces most of mucus of semen
permits the testes to pass into the scrotum
reopening one or both inguinal canals
optimal temp for sperm aperation
produces gonads and sperm
in the sperm what is filled w. the mitochondria
Produced by the prostate gland and sminal vessles....
contents of seminal fluid
contents of semen
Sexual response Cycle
Biphasic, single plateau
refactory period is
radpi return to non-arousal
what happens during the plateau phase?
thickening of the scrotum
erection of nipples
lifting of testes
series of involuntary muscle contractions
inability to father a child
what causes sterilty
low sperm count
high % of sperm abnorality
the scrotum is homologous to the
the luteal phase of the menstrual cycle is controlled by the hormone
you are planning to get pregnant what days are most likely days the egg may be present?
the hormones influencing the follilcular phase of the menstrual cycle are ___ and ____
FSH and estrogen
The LH surge is associated with
Pregnancy can be detected within a few weeks of conception by testing the urine for the precesence of
the widening og the rear of the vagina during sexual response cycle is called the
Implanation of the embryo normanlly occurs in the
Fertilization occurs in the
the clitoris is homologous to
produces both estrogen and progesterone
opening just above the vagina
small structure containg erectile tissue
production inhibited by elevated levels of progesterone
its cells are examined during a Pap ttest
carries eggs to uterus
half million present at birth
stimulates ovulation of the egg cell
important in sperm formation
the ovaries contain ____ which contain primary ____ as well as cells taht will produce _____
follicles, oocytes and estrogen
what happens in puberty?
suppresion of facial hair
the vagina has what kind of structure?
female sexual response cycle
what happens during the excitment of a womens sexual response cycle?
during the plateau phase of a womens sexual response cycle what happens?
inner labis will increase in size
outer 3rd forms orgasmic platform
during the orgasmic phase of a w's sexual cycle what happens?
blood pressure changes, vagina contracts
what are the female system function?
periods of sexual receptivity sandwhiched between periods of sexual indifference
no loss of uterine lining
no receptivity/indifference periodicity
uterine lining shed at the conclusion of each cycle
28 day cycle
the 28 day cycle is broken down into phases what are they?
how long is the Flow phase?
how long is the follicular phase?
during the follicular phase what happens
the theca cells are triggered by LH to create and androgen...
FSH-used to create an estrogen
what does a pregnancy test test for?
fertilization after 5 days has what...
fertilization after 6 days
implation of blast
fertilization after 25 days
you have an embryo
what does a embryo contain?
3 months of fertilization what develops?
what is signalled by the 24th day of the cycle to cease function?
implantion of the egg occurs by day
the first embryonic membrane, the ____ begins to secrete HCG
HCG stands for
Human Chrionic Gonadotropic hormone
Presence of HCG prevents ______ of the ______.
functional breakdown, corpus luteum
mid-luteal phase what happens?
neg. feed back
late luteal phase what happens?
components of female sexual behavior
ovulation dep. on mating
`to lack menstural cycle
the estrogen in birth control pills functions to inhibit
A first trimester abortion uses a procedure called
D&C or vaccum curettage
the most effective method of contraception
A new surgical device used in tubal ligations is called
A vasectomy recquires that both ____ to be cut
the only available BC for males is
"salting-out" is used during what kind of abortion?
Another term for coitus interrupts is
A birth conrtol method that predicts the day of ovulation is called
diaphragms are used w a ____ to improve their effectiveness
depends in part on abstinence to be effective
prevents sperm from getting into the cervix
requires a measured dose each time
role of estrogen in the pill
hromone used to induce abortions
cannot be inseterd until the first day of flow
termination of pregnacy
prevents ovulation during a cycle
the most commonly used birth control method on the world wide basis is
a tubal ligqation in males
methods which normally prevent the fertilization of the egg
termination of an exsisting pregnancy
a spontaneous abortion is...
non-induced, occur prior to week twelve
may be due to a large variet of chromosomal or other genetic problems
Induced abortion is...
medical- mental/physical stress birth defect or ectopic pregnancy...
choice- woman choosese not to be pregnant
during 2nd trimester what do they use for an abortion?
high salt solution which dissolve the fetus
natural was of BC
coitus interruptus-pulling out
barrier way of BC
drug way of BC
Surgical ways of BC
Tubal Ligation-cut of fallopian tubes
Vasectomy-cutting of vas defenes
Essure-blocks fallopian tubes
When gonorrhea organisims get into the bloodstream, the can attack the joints of the knees and hips to cause
the causeative agent of genital herpes is
the microorganisims of STI's usually enter the body through
warm moist membranes
STIS are transmitted primarliy through
Silver nitrate solution is used in new born infant to prevent
eye infection and blindness
The cells most readliy attacked by the AIDS virus are the
The natural reservoir for most STI;s in trhe animal kingdom is
An excellend device to prevent transmission of STI's is
2 diseases very often associated with AIDS are ____ and ____
PCP Kaposis sacroma
In males a very early sign of gonorrhea is
pain upon urination
A stress induced reappearance of genital herpes is called a
tertiary syphilis may attack the brain and cause
develps at the primary site of syphillis infection
Gonorrhea may cause steriliry because of ____ in the vas defernes or epididymus
Syphilis and gonorrhea microorganiusims are easily killed by useing
T4 cell suppresion
Open ulcers formed in tertiary syphilis are termed
a leading cause for an increae in tubal pregnancies
Infantile blindness may be cause by
an opportunistic disease
what is the most prevalent of all STD's in teens and 20's age group
how many cases a year is chlamydia?
Herpes type 1 causes
sores in the mouth and face
Herpes type 2 causes
sores in genital region
10% of cold sores are cause by
Type 2 herpes
Is herpes 2 currable? T/F why if false?
false, its treatable but not currable....with drugs such as Zovirax
Syphillis is cuased by what kind of bacterium...
a spiral bacterium
Primary Lesion of syphylis has...
secondary phase of syphillis
is a body rash
latent syphillis is...
no outward signs of the disease
tertiary syphilis is...
many years later, multiple degenerative effects on the body
Gonorrhea is caused by what kind of bacterium
what are the characterisctics of Gonorrhea in males?
20% may initially be asymptomatic
Pus filled urehtral discharde, burning sensation during urnation.
what are the characteristics of Gonorrhrea in females?
80% of intial infections are asymptomatic
can casue PID
Origin of AIDS
If the estrogen or proetterone-estrogen levels are maintained artificially high throughout a cycle
conception will be prevented
ICSH stimulates the interstital cells of the testes to
The developing endometrium is directly under the influence of hormones from the
genital herpes is a very troublesome STI because
happens any time
once the follicle releases the egg cell its remnant transforms into the corpus luteum due to the action of
iCoitus interruptus is probably the oldest form of
Coitus interruptus means
IUDS prevent pregancy by
causeing a mild inflammation of the uterine lining that results in an unsucceeful implation of the embryo
In human male, several hundred million sperm are produced by spermatogenesis occuring in the
The male and femal sex organs begin to diferentiate in the ____ of development
promotes the normal development and maintenance of sexual behavior
is responsible for secondary sexual characteristics
and development of male genitalia
Sperm cells are produced in the
what cell is not produced as a result of meiosis?
ovulation is triggered by h
high levels of LH
FSH and LH are secreted by the
will a female producce more gametes than her male partener?
In most-non human mammals a predictably recurring time when the female becomes sexually receptive to the male is called
The cervix is part of the
the surface of the ____ is covered with ciliated finger like projections that produce a sweeping action and upon which the egg lies after ovulation....
fertilixation occurs in the
mensturation begins in response to
falling levels of estrogen
falling levels of progesterone
Destruction of the corpus luteum, if the pregnancy does not occur results from the action of
menstrual flow results in the discharge of
the endometrial lining
the presecnce of ___ in a womans urine that she is pregnant.
Implation of the devleoping embryo normaly occcurs in the
the least successful method of birth control is
the biological sex of an embryo is determined by
the IUD prevents....
the importance of a sperm is to provide
a second set of chromosomes
A structure in the urinary tract that also functions during reproduction in human males is the
sperms develop within an enviroment that the temp is
lower than the body temp
counteractive drops are placed in the eyes of newborns b.c
it destorys microorganisim that might have entered the eyes during birth
the expression of genetically determined sex depends upon
sperm are sotred in the _____ which are the coiled tubes above the testes
In males secondary sexual characteristics are produced and maintained by
sperm travel to the urethra via
the decsent of the testes into the scrotum aids in the prevention og
the corpus luteum produces
estrogen and pprogesterone
when ,female-non human, mate only during their fertile period is known as
the "ripening" of an egg cell withing the follicle is under the influence of
the cervix is...
occupies the upper portion of the vagina
is the lower portion of the uterus
has cells that may be examined by the pap smear
what structure secretes progesterone?
the hormone that 1st comes into play after the onset of menses
if the embryo is implanted in any other place than the uterus its designated as being a
the embryo implants itself on the...
14th day of the menstural cycle there is a power shift of hormones...what to what
estrogen to LH
the LH surge is reposible for
mesntural flow is the break down of...
the follicular phase termnantes the onset of
flushing out the vagina with a acidfied solution right after intercourse is called
the most common US BC is?
the presence of an STI should always be confirmed wth a
if syphillis chacre disappears by its self the patient needs
the best way a women can prevent conception is the
BC pills prevent the action of what hormones?
spontaneuos abortion a.k.a
the first sign of primary syphillis is...
an open sore
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