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Question 1
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At the time of delivery, if there is a laceration of perineal body but not the anal sphincter, this type of laceration is classified as?
Your Answer: Second degree
Explanation:Perineal tears are common at the time of child birth. First degree perineal laceration means that the wound is so small that it doesn’t require any stitches and usually heals on its own. 2nd degree means that skin and smooth muscles are both torn. 3rd degree tear means that the tear is beyond the perineal muscles and the muscles surrounding the anal canal, while in 4th degree, the perineal tear goes through the anal sphincter up to the rectum.
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This question is part of the following fields:
- Anatomy
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Question 2
Correct
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The femoral triangle is bounded medially by which of the following structures?
Your Answer: Adductor longus
Explanation:The femoral triangle is bounded superiorly by the inguinal ligament which forms the base of the triangle, medially by the lateral border of the adductor longus and laterally by the sartorius muscle.
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This question is part of the following fields:
- Anatomy
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Question 3
Incorrect
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From which of the following spinal segments do both the internal and external anal sphincters receive their innervation?
Your Answer: S3
Correct Answer: S4
Explanation:The anal sphincters are responsible for closing the anal canal to the passage of faeces and flatus. The smooth muscle of the involuntary internal sphincter sustains contraction to prevent the leakage of faeces between bowel movements and is innervated by the pelvic splanchnic nerves, which are a branch of the spinal segment 4. The external sphincter is made up of skeletal muscle and can therefore contract and relax voluntarily. Its innervation comes from the inferior rectal branch of the pudendal nerve, and the perineal branch of S4 nerve roots.
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This question is part of the following fields:
- Anatomy
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Question 4
Correct
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Which nerves innervate the internal anal sphincter?
Your Answer: Pelvic Splanchnic
Explanation:The anal sphincters are responsible for closing the anal canal to the passage of faeces and flatus. The smooth muscle or involuntary internal sphincter sustains contraction to prevent the leakage of faeces between bowel movements and is innervated by the pelvic splanchnic nerves, which are a branch of the spinal segment 4. The external sphincter is made up of skeletal muscle and can therefore contract and relax voluntarily. Its innervation comes from the inferior rectal branch of the pudendal nerve, and the perineal branch of S4 nerve roots.
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This question is part of the following fields:
- Anatomy
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Question 5
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Question 6
Correct
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During the filling phase of micturition. At what bladder volume is the first urge to void felt?
Your Answer: 150ml
Explanation:The normal functional bladder capacity is around 400-600ml. First urge to void is typically felt when the bladder is approximately 150ml full.
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This question is part of the following fields:
- Anatomy
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Question 7
Correct
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The ureters receive autonomic supply from which spinal segments?
Your Answer: T11-L2
Explanation:The ureters receive innervation by a number of nerve plexuses. The nerves supplying the ureters originate from spinal segments T11 to L2. When you think about ureteric colic giving classic ‘loin to groin’ pain it is because the pain is referred to these dermatomes.
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This question is part of the following fields:
- Anatomy
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Question 8
Correct
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The superficial inguinal ring is an aperture in which structure?
Your Answer: Aponeurosis external oblique
Explanation:The superficial ring is the exit to the inguinal canal. It is a triangular aperture in the aponeurosis of external oblique. The conjoint tendon reinforces the ring posteriorly
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This question is part of the following fields:
- Anatomy
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Question 9
Correct
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Regarding the structure of the detrusor muscle. Which of the following is true?
Your Answer: The detrusor is divided into 3 layers consisting of inner and outer layers of longitudinal smooth muscle with a middle circular smooth muscle layer
Explanation:The urinary bladder is composed of the transitional epithelium, followed by the lamina propria made up of the fibroelastic connective tissue. The muscularis layer covers the lamina propria which is made up of three poorly defined layers of smooth muscles; the inner longitudinal, middle circular and the outer longitudinal layer. The bladder is covered on the superior surface and the lateral surface by the peritoneum.
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This question is part of the following fields:
- Anatomy
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Question 10
Correct
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You see a patient who is 32 weeks pregnant. She complains of tingling to the right buttock and shooting pain down the leg. You suspect Piriformis syndrome. Regarding Piriformis which of the following statements are true?
Your Answer: Insertion is onto the greater trochanter
Explanation:The proximal attachment of the piriformis muscles is from the anterior surface of sacrum and it attaches distally to the superior border of the greater trochanter of the femur. It is innervated by the anterior rami of S1 and S2.
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This question is part of the following fields:
- Anatomy
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Question 11
Correct
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Which structure reinforces the inguinal canal anterolaterally?
Your Answer: Internal oblique
Explanation:The anatomy of the inguinal canal is of surgical importance. In the male, the inguinal canal carries the spermatic cord, ilioinguinal nerve and important blood vessels, while in females the inguinal canal holds the round ligament, ilioinguinal nerve and blood vessels. The floor of the inguinal canal is made of the inguinal ligament (a thickened portion of the inguinal ligament), while the posterior wall is made of the transversalis muscle. The anterior wall is made of the external oblique aponeurosis, and the roof is made up of fibres of the internal oblique, transversus abdominis and its aponeurosis, and the conjoint tendon. This means that the anterolateral support structure of the inguinal canal would be the fibres of the internal oblique.
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This question is part of the following fields:
- Anatomy
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Question 12
Correct
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Regarding the foetus, which one of the following statements is true?
Your Answer: Fetal lie describes the long axis of the foetus to the long axis of the mother
Explanation:Fetal lie describes the relationship of the long axis of the foetus with respect to the long axis of the mother.
Coronal suture is the transverse suture separating the parietal bone from the frontal bone.
Umbilical cord is composed of two arteries and one vein. the vein carries the oxygenated blood, whereas the arteries contain the deoxygenated blood.
At the time of birth, the anterior fontanelle is open and appears as a soft jelly like structure. -
This question is part of the following fields:
- Anatomy
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Question 13
Correct
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Sertoli cells contain receptors to which hormone?
Your Answer: FSH
Explanation:Sertoli cells contain receptors for FSH. In response to this Sertoli cells synthesize inhibin, androgen binding proteins and anti Mullerian hormone all which are connected to the reproduction cycle.
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This question is part of the following fields:
- Anatomy
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Question 14
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Question 15
Correct
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You see a patient who is 32 weeks pregnant. She complains of tingling to the right buttock and shooting pain down the leg. You suspect Piriformis syndrome. Regarding Piriformis which of the following statements are true?
Your Answer: Insertion is onto the greater trochanter
Explanation:Nerve Supply: L5 to S2 via Nerve to Piriformis
Origin: Sacrum
Insertion: Greater trochanter
Action: External rotation of hip
Blood Supply: Superior and Inferior gluteal arteries and lateral sacral arteries -
This question is part of the following fields:
- Anatomy
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Question 16
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Question 17
Correct
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How many seminiferous tubules would you typically expect to find in a testicular lobule?
Your Answer: 2
Explanation:There are between 250 and 400 lobules in each testis. The lobule is a structural unit of the testis with each lobule contained in one of the intervals between fibrous septa which extend between the mediastinum testis and the tunica albuginea. Each lobule contains 1 to 3 seminiferous tubules.
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This question is part of the following fields:
- Anatomy
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Question 18
Correct
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All of the following are features of the female bony pelvis, except?
Your Answer: It is funnel shaped
Explanation:The female bony pelvis is larger, broader and more of a funnel shape. The inlet is larger and oval in shape and the sides of the female pelvis are wider apart.
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This question is part of the following fields:
- Anatomy
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Question 19
Correct
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During vertex presentation, the position is determined by relationship of which part of the fetal vertex to the mother's pelvis?
Your Answer: Occiput
Explanation:A cephalic presentation is the one where head of the foetus enters the pelvic cavity at the time of delivery. The commonest form of cephalic presentation is the vertex presentation in which the occiput of the foetus enters the birth canal.
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This question is part of the following fields:
- Anatomy
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Question 20
Correct
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Question 21
Correct
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The main function of the cilia of the fallopian tube is?
Your Answer: Transport the ovum towards the uterus
Explanation:Cilia are small hair line projections in the fallopian tube. Their main function is to transport the egg through he fallopian tube towards the uterus. It is present in many other tubular organs and its function varies accordingly to the organ.
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This question is part of the following fields:
- Anatomy
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Question 22
Correct
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Question 23
Incorrect
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The posterior scrotal artery is a branch of which artery?
Your Answer: External Pudendal
Correct Answer: Internal Pudendal
Explanation:The posterior scrotal artery is a terminal branch of the perineal artery which is a branch of the internal pudendal artery.
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This question is part of the following fields:
- Anatomy
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Question 24
Correct
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A patient is about to undergo a pudendal nerve block after vaginal delivery to repair an episiotomy. Which spinal segments form the pudendal nerve?
Your Answer: S2, S3 and S4
Explanation:The pudendal nerve provides sensory innervation to regions of the anus, the perineum, the labia and the clitoris in women. The nerve is formed from the ventral rami of the S2-S4 sacral spinal nerves. The nerve is paired, each innervating the left and the right side of the body. Pudendal nerve blocks are indicated for analgesia of the second stage of labour, repair of an episiotomy or perineal laceration, and for minor surgeries of the lower vagina and perineum.
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This question is part of the following fields:
- Anatomy
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Question 25
Correct
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In which one of the following positions does hyperextension of the fetal head occur?
Your Answer: Face presentation
Explanation:Face presentation is the abnormal position of the fetal head in labour. In this position the neck is hyperextended.
Vertex position is the normal presentation of the foetus for delivery, in which the head is flexed and the position of the chin is towards the chest. -
This question is part of the following fields:
- Anatomy
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Question 26
Incorrect
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A patient attends clinic with a vaginal prolapse. On examination the vaginal prolapse is visible 1.5cm above the plane of the hymen. According to the POPQ classification what grade is this prolapse?
Your Answer: Grade 3
Correct Answer: Grade 1
Explanation:This is a grade 1 prolapse
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This question is part of the following fields:
- Anatomy
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Question 27
Correct
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You are reviewing a patient who is complaining of pain and numbness to the right anterior aspect of her labia following abdominal hysterectomy. You suspect ilioinguinal nerve injury. What spinal segment is the ilioinguinal nerve derived from?
Your Answer: L1
Explanation:Ilioinguinal nerve injury is one of the most common nerve injuries associated with pelvic surgery.
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This question is part of the following fields:
- Anatomy
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Question 28
Correct
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The inguinal canal is reinforced posteriorly by which structure?
Your Answer: Conjoint tendon
Explanation:The Inguinal Canal
– Anterior wall: formed by the external oblique aponeurosis throughout the length of the canal; its lateral part is reinforced by muscle fibres of the internal oblique.
– Posterior wall: formed by the transversalis fascia; its medial part is reinforced by pubic attachments of the internal oblique and transversus abdominis aponeuroses that frequently merge to variable extents into a common tendon—the inguinal falx (conjoint tendon)—and the reflected inguinal ligament.
– Roof: formed laterally by the transversalis fascia, centrally by musculo-aponeurotic arches of the internal oblique and transversus abdominis, and medially by the medial crus of the external oblique aponeurosis.
– Floor: formed laterally by the iliopubic tract, centrally by gutter formed by the infolded inguinal ligament, and medially by the lacunar ligament. -
This question is part of the following fields:
- Anatomy
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Question 29
Correct
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Sensory supply to the clitoris is via branches of which nerve?
Your Answer: Pudendal nerve
Explanation:The Pudendal nerve divides into inferior rectal, perineal and dorsal nerve of the clitoris (or penis in males). The dorsal nerve of clitoris supplies sensory innervation to the clitoris. The perineal branch supplies sensory innervation to the skin of the labia majora and minora and the vestibule.
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This question is part of the following fields:
- Anatomy
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Question 30
Correct
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The femoral triangle is bounded superiorly by which of the following structures?
Your Answer: Inguinal ligament
Explanation:Boundaries of the Femoral Triangle:
Superior: Inguinal ligament
Medial: Medial border of the adductor longus
Lateral: Medial border of the sartorius
Floor: Pectineus, Adductor longus and Iliopsoas muscles
Roof: Fascia Lata -
This question is part of the following fields:
- Anatomy
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