Review--Chapter 24 Flashcards
What houses and protects the fetus during pregnancy?
uterus
The superior (upper) portion of the uterus is called the _____ and lies above the insertion of the _____.
fundusfallopian tubes
The middle portion of the uterus is called the _____.
body
The lower portion of the uterus is the _____.
cervix
The uterus lies between the _____ and the _____.
the bladder anteriorly and the sigmoid colon posteriously
What is capable of expansion to accommodate a growing fetus?
uterus
In the uterus much of the of the corpus consists of _____ called the _____ and composed of _____ layers.
involuntary muscle myometrium three
The inner layer of the uterine corpus prevents _____ into the tubes of peritoneal cavity, which could result in endometriosis.
reflux of menstrual flow
The inner layer of the uterine corpus also contributes to the competency of the _____ to prevent premature expulsion of the fetus.
internal os sphincter
Middle layer of the uterine corpus encloses _____.
large blood vessels
The muscle fibers of the middle layer of the uterine corpus act as living ligatures for _____ after delivery.
hemostasis
The outer layer of the uterine corpus has _____ action, ejecting _____, _____, or the _____.
expulsionmenstrual flow and clotsan aborted embryofetus at term
Which uterine ligaments suspend the uterus from the pelvic wall?
broad ligaments
The broad ligaments are composed of a broad _____ extending from each lateral surface of the uterus to the pelvic wall.
double sheet of peritoneum
Which uterine ligaments help suspend the uterus anteriorly and are located above the broad ligaments, near the fallopian tubes.
round ligaments
The round ligaments are _____ that extend from the anterior surface of the lateral borders of the fundus to the labia majora.
fibrous muscular bands
Which uterine ligaments provide the primary support for the uterus and are located below the broad ligaments.
cardinal ligaments
The _____ are attached to the lateral vaginal fornices and supravaginal portion of the cervix.
cardinal ligaments
The cardinal ligaments act as a _____.
supportive pivot
Which uterine ligaments attach the uterus to the sacrum and curve along the bottom of the uterus?
uterosacral ligaments
The uterosacral ligaments are peritoneal folds containing _____ and _____.
connective tissue and involuntary muscle
_____ secrete the female hormones.
ovaries
Development and release of the ova are influenced by the pituitary gland, which stimulates the gonadotropic hormones _____ and _____.
luteinizing hormone (LH) and follicle-stimulating hormone (FSH)
Characterized by hormonal and physical changes that occur regularly from the onset of menarche (menstrual periods) until menopause (cessation of natural childbearing).
Ovarian (menstrual) cycle
The ovarian (menstrual) cycle is approximately _____ long.
28 days
The ovarian (menstrual) cycle has _____ distinct phases.
3
The _____ of the ovarian (menstrual) cycle lasts from day 1 to day 14.
follicle phase
The _____ of the ovarian (menstrual) cycle begins approximately 14 days from the start of the cycle and lasts from 16 to 32 hours.
ovulatory phase
During the ovulatory phase, the _____, and _____ is secreted by the follicle (the corpus lutem [CL]) and causes the release of the ovum.
estrogen level falls, and progesterone