Anatomy Perineum –pelvis BRS - Part 2
.JPG "Anatomy Perineum pelvis BRS - Part 2 - Quiz")
- 1.A 22-year-old victim of an automobile accident has received destructive damage to structures that form the boundary of the perineum. Which of the following structures is spared?
- A.
Pubic arcuate ligament
- B.
Tip of the coccyx
- C.
Ischial tuberosities
- D.
Sacrospinous ligament
- E.
Sacrotuberous ligament
- 2.A 32-year-old man undergoes vasectomy as a permanent birth control. A physician performing the vasectomy by making an incision on each side of the scrotum should remember which of the following statements is most applicable to the scrotum?
- A.
It is innervated by the ilioinguinal and genitofemoral nerves
- B.
It receives blood primarily from the testicular artery
- C.
Its venous blood drains primarily into the renal vein on the left
- D.
Its lymphatic drainage is primarily into upper lumbar nodes
- E.
Its dartos tunic is continuous with the perineal membrane
- 3.A 37-year-old woman complains of a bearing-down sensation in her womb and an increased frequency of and burning sensation on urination. On examination by her gynecologist, she is diagnosed with the uterine prolapse. Which of the following structures provides the primary support for the cervix of the uterus?
- A.
External anal sphincter
- B.
Broad ligament of the uterus
- C.
Cardinal (transverse cervical) ligament
- D.
Round ligament of the uterus
- E.
Suspensory ligament of the ovary
- 4.A woman is delivering a breech baby. The obstetrician decides it is best to perform a mediolateral episiotomy. Which of the following structures, should the obstetrician avoid incising?
- A.
Vaginal wall
- B.
Superficial transverse perineal muscle
- C.
Bulbospongiosus
- D.
Levator ani
- E.
Perineal membrane
- 5.During pelvic surgery, a surgeon notices severe bleeding from the artery that remains within the true pelvis. Which of the following arteries is most likely to be injured?
- A.
Iliolumbar artery
- B.
Obturator artery
- C.
Uterine artery
- D.
Internal pudendal artery
- E.
Inferior gluteal artery
- 6.A neurosurgeon performs surgical resection of a rare meningeal tumor in the sacral region. He tries to avoid an injury of the nerve that arises from the lumbosacral plexus and remains within the abdominal or pelvic cavity. To which of the following nerves should he pay particular attention?
- A.
Ilioinguinal nerve
- B.
Genitofemoral nerve
- C.
Lumbosacral trunk
- D.
Femoral nerve
- E.
Lateral femoral cutaneous nerve
- 7.After repair of a ruptured diverticulum, a 31-year-old patient begins to spike with fever and complains of abdominal pain. An infection in the deep perineal space would most likely damage which of the following structures?
- A.
Ischiocavernosus muscles
- B.
Superficial transverse perineal muscles
- C.
Levator ani
- D.
Sphincter urethrae
- E.
Bulbospongiosus
- 8.A radiologist interprets a lymphangiogram for a 29-year-old patient with metastatic carcinoma. Upper lumbar nodes most likely receive lymph from which of the following structures?
- A.
Lower part of the anal canal
- B.
Clitoris
- C.
Labium majus
- D.
Testis
- E.
Scrotum
- 9.A 49-year-old woman has a large mass on the pelvic brim. Which of the following structures was most likely compressed by this mass when crossing the pelvic brim?
- A.
Deep dorsal vein of the penis
- B.
Uterine tube
- C.
Ovarian ligament
- D.
Uterine artery
- E.
Lumbosacral trunk
- 10.A 26-year-old man comes to a hospital with fever, nausea, pain, and itching in the perineal region. On examination by an urologist, he is diagnosed as having infected bulbourethral (Cowper's) glands. Which of the following structures is affected by this infection?
- A.
Superficial perineal space.
- B.
Sphincter urethrae.
- C.
Production of sperm.
- D.
Testis
- E.
Seminal vesicles
- 11.A 21-year-old man is involved in a highspeed motor vehicle accident. As a result, he has extensive damage to his sphincter urethrae. Which of the following statements best explains the injured sphincter urethrae?
- A.
Smooth muscle
- B.
Innervated by the perineal nerve
- C.
Lying between the perinea] membrane and CoIles' fascia
- D.
Enclosed in the pelvic fascia
- E.
Part of the pelvic diaphragm
- 12.An obstetrician is about to perform a pudendal block so a woman can experience less pain when she delivers her child. He recalls what he learned in medical school about this nerve:
- A.
It passes superficial to the sacrotuberous ligament
- B.
It innervates the testis and epididymis in a male
- C.
It provides motor fibers to the coccygeus
- D.
It can be blocked by injecting an anesthetic near the inferior margin of the ischial spine
- E.
It arises from the lumbar plexus
- 13.A trauma surgeon in the emergency room at a local center examines a 14-year-old boy with extensive pelvic injuries after a hit and run accident. The surgeon inspects the ischiorectal fossa because it:
- A.
Accumulates urine leaking from rupture of the bulb of the penis
- B.
Contains the inferior rectal vessels
- C.
Has a pudendal canal along its medial wall
- D.
Is bounded anteriorly by the sacrotuberous ligament
- E.
Contains a perineal branch of the fifth lumbar nerve
- 14.An elderly man with prostatitis is seen at an internal medicine clinic. The seminal colliculus of his prostate gland is infected, and its fine openings are closed. Which of the following structures is most likely to be disturbed?
- A.
Ducts of the prostate gland
- B.
Prostatic utricle
- C.
Ducts of the bulbourethral glands
- D.
Ejaculatory ducts
- E.
Duct of the seminal vesicles
- 15.A general surgeon is giving a lecture to a team of surgery residents. She describes characteristics of structures above the pectinate line of the anal canal, which include
- A.
Stratified squamous epithelium
- B.
Venous drainage into the caval system
- C.
Lymphatic drainage into the superficial inguinal nodes
- D.
Visceral sensory innervation
- E.
External hemorrhoids
- 16.A 78-year-old man has carcinoma of the rectum. The cancer is likely to metastasize via the veins into which of the following structures?
- A.
Spleen
- B.
Kidney
- C.
Liver
- D.
Duodenum
- E.
Suprarenal gland
- 17.
Which structure extends between the vestibule and the cervix of the uterus and serves as the excretory channel for the products of menstruation?- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 18.
Which structure in the female that is much shorter than that in the male?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 19.
Into which structure does hemorrhage occur after injury to the inferior rectal vessels?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 20.
Which structure has Houston's valve or fold, with its venous blood drained by the portal venous system?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 21.
Which structure is innervated by the nerve passing through both the greater and lesser sciatic foramina?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 22.
Which structure, when fractured, results in paralysis of the obturator internus muscles?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 23.
Which structure secretes fluid containing fructose, which allows for forensic determination of rape?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 24.
In which structure would ligation of the external iliac artery reduce blood pressure?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
- 25.
A knife wound to the obturator foramen might injure which structure?
- A.
A
- B.
B
- C.
C
- D.
D
- E.
E
.JPG "Which structure in the female that is much shorter than that in the male?")
.JPG "Into which structure does hemorrhage occur after injury to the inferior rectal vessels?")
.JPG "Which structure has Houston's valve or fold, with its venous blood drained by the portal venous system?")
.JPG "Which structure is innervated by the nerve passing through both the greater and lesser sciatic foramina?")
.JPG "Which structure, when fractured, results in paralysis of the obturator internus muscles?")
.JPG "Which structure secretes fluid containing fructose, which allows for forensic determination of rape?")
.JPG "In which structure would ligation of the external iliac artery reduce blood pressure?")
.JPG "A knife wound to the obturator foramen might injure which structure?")
Questions: 25 | Attempts: 5077 | Last updated: Mar 22, 2022
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Sample QuestionThe rectum and anal canal have a system of anastomoses that will facilitate blood flow in the case of a blockage. Which of the following vessels drains into the portal system of veins?
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Sample QuestionA 68-year-old woman with uterine carcinoma undergoes surgical resection. This cancer can spread directly to the labia majora in lymphatics that follow which of the following structures?
Questions: 16 | Attempts: 1361 | Last updated: Mar 22, 2022
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Sample QuestionWhich of the following is most likely pertaining to the two pelves depicted?
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