Flashcards in part 5 Deck (50):
Another name for uterne cycle is
How long are these cycles typically
the uterine cycle is cyclic changes in
Cyclic changes of the endometrial lining
The uterine cycle is interputed by
the ovarian cycle has three phases?What are they?
Folllicuar, ovulation, and luetal phase
Regulates the events of the follicle
Regulates the activity within the endometrium
Dominated by maturing follicles to produce a mature ova
Produce Estrogen- promoting development growth of that folicule
second half cycle
lutal phase Characterized by the presence of
Characterized by the presence of corpora luteam
In the late follicular phase , levels are down regulted in reposne to
The uterine cycle has three phases : what are they?
mensutrual, polefirtive, and secreroty
the menstutal chycle last about how many days ?
Coincides with the termination of the......e and the beginning of the......
ovarian luteal phase and the beginning of the ovarian follicular phase
Most overt phase characterized by vaginal discharge of blood and endometrial debris
Last day of menses to ovulation
the profiletaive phase
Repair and regeneration of the endometrial functional layer under the influence of estrogen- hormone trying to get u pregnant
Referred to as ...
Also called the progestational phase
The series of anatomic and physiologic events that occur during stimulation of the reproductive organs
Sexual reponse cycle
What are the four phases in the sexual response cycle in both male and female?
Excitement, Plateau, Orgasm, Resolution
During male excitment phase, the penis
stiffents and increases in dimater in length
the penis siffenning and increasing in diamter is
Results from vasocongestion via parasympathetic innervation of the arterioles
in the filling phase of male excitement phase, what happens?
Smooth muscle relaxation of the arteries results in increase in penile blood flow
Requires continual presence of erotic stimuli
Male platuaue phase
Possibility of pre-orgasmic emissions originating from ./....
in male platuea phase ... what enlarges?
Loss of voluntary control of muscles and a release of neuromuscular tension
male orgamsic phase
there are two stages in the male orgamsic phase.... what are they?
Explusion and emission stage
Experienced as a sensation of imminent ejaculation
Rhythmic contraction of the penis & bulbocavernosus muscle
Period of time in which erotic stimulation can not maintain arousal
male refactory period
true or false:a man ataain a another arousal priod
false; a man cannot
what is the resoltion state ?
arosl returns to resting state
what happens to the vagina in the exctiement phase of female?
Membrane lining of vaginal wall becomes moist due to fluids leaking from the local vasculature
What is the tenting effect?
Distal 2/3rd of the vagina increases in length & width
Breasts increase in size...due to fluid accumulation
is known as the orgasm platform
female plateu phase
in the female orgamsin phase... after how long does orgasmim occr\ur
true or falseNot all women experience orgasm all the time
there are three types of orgams... name them
type a, b , and c
what is type a , b and c
Type A: multi-orgasmic
Type B: no orgasms (~6% of females)
Type C: Early intense orgasm
true or false.. later orgasm are weaker than the intial one. They are not that poweful
false, the later ones are intense
– sustained orgasm lasting up to 1 minute
Status orgasmus –
what happens in female resolution phase?
Internal cervical os dilates immediately after orgasm, perhaps to permit sperm to migrate into the uterus
The union of a haploid sperm and a haploid ovum
What are the steos in fertizltion?
Activation of sperm (capacitation)
Penetration of the protective layers surrounding ovum
Recognition of sperm and ovum
Plasma membranes fuse
remove Additional sperm entry blocked
Completion of meiosis II in oocyte
Ovum and sperm nuclei fuse
What does fetilztion also do?
deteemrine the sex , restore the diploid chromsomones
Sperm can survive about days in the female reproductive tract
The long journey..Sperm deposited in vagina must traverse through .....canal, uterine wall, and lower 2/3rds of uterine tube