OB Sonography 1- Female Pelvis
if a patient relates a history of normal menses every 28 days, on which day of her cycle should ovulation occur?
14
Until ovulation, ovarian follicles grow at a daily rate of:
2 -3 mm
A mature follicle typically is _________ cm in size right before ovulation
2.0
the normal menstrual cycle occurs every:
28 days
Miss Green field is 73 years old and asymptomatic. she is not on hormone replacement therapy. Her endometrium should not measure more than:
5 mm
The normal size of the menarchal uterus should measure:
8 cm long x 4 cm wide
your patient is 21 years old and is a nulligravida(no preganacies) . Her uterus if normal should measure
8 x 3 x 4 cm
The menstrual cycle is influenced by all of the following EXCEPT
Adrenal Hypothalamus pituitary ovaries
Sonographic features that may be seen with uterine fibroids include:
All of the above Enlarged uterus lobulated uterine contour ovoid or circular masses within the uterus
The term for absence of menses is:
Amenorrhea
When the urinary bladder is empty the uterus is normally
Anteflexed
to what, in the bladder is the arrow pointing?
Anterior reverberation artifact
bending forward of the fundus and body of the uterus is called
Anteversion
the true pelvis includes all of the following structures except:
Bowel
the ligament contains the uterine blood vessels and nerves
Broad ligament
For Doppler evaluation of the uterine artery, isonation at the following level provides the best access to the vessel:
Cervical
The drug of choice most commonly used to induce ovulation is:
Clomid
A patient taking oral contraceptives would not be expected to develop a:
Corpus luteal cyst
which of the following in NOT considered a physiologic condition of the ovary?
Cystadenoma (tumor)
human chorionic gonadotropin (HCG) is produced by the:
Developing placenta
This was discovered during transvaginal evaluation of pelvis. The patient was asymptomatic. You suspect:
Dilated Veins
which of the following is considered the most common gynecologic malignancy in the USA
Endometrial
Endometrial proliferation is stimulated by:
Estrogen
The structure visible within the bladder in the longitudinal scan below most likely represents a/an
Foley catheter
The potential space around the cervix is called the:
Fornix
Which term best describes the appearance of this uterus
Globular
A mature follicle ready for ovulation is referred to as the:
Graafian follicle
Distention of the vagina and uterus with blood at menarche is called:
Hematometrocolpos
In this sagittal transvaginal image of the ovary the arrow is pointing to:
Internal iliac artery
Which vessel provides the best landmark for localizing the ovary?
Internal iliac artery
Which part of the uterus is the least distinctive part?
Isthmus
which part of the uterus is indicated by the arrow?
Isthmus (between body & cervix)
The floor of the pelvis is formed by the:
Levator ani muscles
If a 24 year old female shows a multilayered endometrium measuring 8 mm, she is probably
Mid cycle (mittelschmerz)
which of the following is not considered a layer of the uterus?
Parietalis (muscle)
which phase of the menstrual cycle is this patient in?
Periovulatory ( 3 lines echogenic)
The muscles most frequently mistaken for enlarged ovaries are the
Piriformis
Which is NOT a part of the Fallopian tube
Piriformis (muscle) Interstitial Isthmus Ampulla Infundibulum
Anatomically, the uterus lies _______________ to the urinary bladder and _______________ to the rectum
Posterior, Anterior
Estrogen is responsible for all of the following EXCEPT
Premenstrual Syndrome
Describe the position of the uterus from this transvaginal image
Retroflexed (backwards/retroverted)
Sonographically, how will the uterus of a nulliparous female appear compared to that of a multiparous female?
Smaller
Choose the statement that most accurately describes the anatomic relationships among the ureter, ovary, and iliac vessels:
The ureter and iliac vessels are posterior to the ovary
which of the following structures is located directly anterior to the uterus?
Urinary Bladder
the lavatory ani muscles are seen, transversely, at the level as the:
Vagina
The superficial layer of glans and stroma of the endometrium is called the :
Zona functionalis ( sheds)
A fertilized egg is called the:
Zygote
the widest portion of the fallopian tube is the
ampulla
the structure that lies above the uterovarian ligament, round ligament, and tubovarian vessels is the
fallopian tube
which of the following statements is NOT true of the fallopian tubes?
fallopian tubes are routinely imaged sonographically
what maneuver would best improve the quality of this longitudinal image through the uterus?
fill the bladder
the ovary produces two hormones. Estrogen is secreted by ______________, whereas progesterone is secreted by the ______________
follicles corpus luteum
Doppler waveform of the uterine arterial flow typically show:
high velocity, high resistance pattern
What muscle group may be seen in the false pelvis along the lateral sidewall of the pelvis?
iliopsoas
the arrows in this transverse image points to:
iliopsoas muscle
Fertilization usually occurs
in the ampulla
hypogastric artery is another name for the:
internal iliac artery
all of these statements about the broad ligament are true EXCEPT:
it is a major suspensory ligament for the uterus
the iliac vessels usually lie _____________ to the ovariesf
lateral
To what is the arrow pointing in this transverse image?
left ovary
the left ovarian vein drains into the:
left renal vein
Doppler waveforms of the ovarian arterial flow typically show:
low velocity, low resistance pattern
which of the following muscle groups form the lateral pelvic sidewalls?
obturator internus
the ovary receives its primary blood supply from the:
ovarian artery
the release of an egg from the ruptured follicle is
ovulation
What is the physiologic status of prepuberty?
premenarche
the hormone mainly responsible for premenstrual symptoms and those of early pregnancy is:
progesterone
the endometrium demonstrates the "three-line" sign in the:
proliferative phase
in this longitudinal trans vaginal image, the appearance of the endometrium is best characterized as:
proliferative(starting to build up)
the ligament that occupies space between the layers of another ligament and occurs in front and below the fallopian tube is the:
round ligament
the phase of the menstrual cycle following ovulation is referred to as the :
secretory phase
the ovaries are supported laterally by the:
suspensory ligaments
which of the following about the ovaries is false
the ovaries are attached at the anterior aspect of the broad ligaments (Posterior = correct)
Embryologically, which system develops at the same time as the uterus?
urinary system
the blood supply to the fallopian tube is received by:
uterine and ovarian arteries
the vagina has two sources of blood supply
uterine artery and vaginal artery