Anatomy 4th LE 2017 Flashcards
Which of the following structures is derived from the internal oblique muscle? A. Conjoint tendon B. External spermatic Fascia C. Internal spermatic Fascia D. Pectineal ligament
A. Conjoint tendon
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B. External spermatic Fascia – from the external oblique
C. Internal spermatic Fascia – from the transversalis fascia
D. Pectineal ligament – extension of inguinal ligament – from the external oblique
Which of the following layers of the abdominal wall is traversed by the surgical knife in doing the
infraumbilical midline incision in a caesarean section?
Camper’s fascia, deep fascia, lineaalba, transversalis fascia and parietal peritoneum
superior boundary of the Hesselbach’s triangle is formed bywhat structure?
inferior epigastric vessels
After doing a spinal anaesthesia for a patient for appendectomy, the anaesthesiologist is checking the level of the anaesthetic effect. There is no pain elicited on pin prick over the xyphoid process, this
corresponds to what level?
T7
The third tendinous insertion of the rectus abdominis muscle is usually located at the level landmark?
Umbilicus
What anterolateral muscle flexes the trunk?
Rectus abdominis
The deep inguinal ring is a defect in ____
Transversalis fascia
What structure passes through the superficial inguinal ring in both sexes
Ilioinguinal nerve
Choose the correct statement regarding the inguinal canal.
A. It lies parallel and below the inguinal ligament
B. It transmits the iliohypogastricnerve
C. The posterior wall is the transversalis fascia
D. The superficial ring is lateral to the inferior epigastric vessels
C. The posterior wall is the transversalis fascia
Which of the following structures form the attachments of the inguinal ligament?
anterior superior iliac spine and the pubic tubercle
Which of the following abdominal wall layers extends into the scrotal wall as the cremastermuscle:
Internal oblique muscle
What structure forms the medial umbilical fold?
Obliterated umbilical artery
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Lateral umbilical fold– inferior epigastric vessels
Median umbilical fold – remnant of the urachus
Which nerve provides taste sensation to the vallate papilla?
CN IX (Glossopharyngeal Nerve)
Aside from the tongue which muscle keeps the food in between the teeth during chewing?
Buccinator
What structure covers the dentine of root of the tooth?
cementum
Acute infection of the pharynx may spread to the nasal cavity via?
Choanae
What artery mainly supplies the abdominal esophagus?
Left Gastric A.
What structure lies at the tracheoesophageal groove?
Recurrent Laryngeal nerve
What structure does not form part of the stomach bed
Hepatic flexure
What artery would most likely be eroded if the posterior wall of the duodenal cap is perforated by ulcer?
Gastroduodenal artery
Which of the following statements is true about the stomach?
A. Anterior wall is related to the omental bursa
B. The cardiac notch separates the esophagus from the cardia
C. Gastric Canal runs along the lesser curvature
D. The greater curvature forms the concave part of the stomach
C. Gastric Canal runs along the lesser curvature
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A. Anterior wall is related to the omental bursa – False, it is related to the posterior wall
B. The cardiac notch separates the esophagus from the cardia – False,it separates the esophagus from the fundus
D. The greater curvature forms the concave part of the stomach – False, it forms the convex part
Which of the following statements is true about the parasympathetic nerve supply of the stomach?
A. Anterior posterior vagal trunks both course along the greater curvature
B. The anterior vagal trunk is derived from the right vagus nerve
C. The anterior vagal trunk is larger than the posterior vagal trunk
D. Posterior Vagal trunk supplies both the anterior and posterior surfaces
D. Posterior Vagal trunk supplies both the anterior and posterior surfaces
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A. Anterior posterior vagal trunks both course along the greater curvature – False, it’s along the lesser curvature
B. The anterior vagal trunk is derived from the right vagus nerve– False it’s from the left vagus nerve
C. The anterior vagal trunk is larger than the posterior vagal trunk – False , the posterior vagal trunk is larger than the anterior vagal trunk
What are the mucosal modifications of the small intestines responsible for slowing down transit of large undigested food particles?
Plicae Circulares
Which part of the gastrointestinal tract begins at the area suspended by a sling of muscle coming from the diaphragm?
Jejunum
**sling of muscle – ligament of treitz-marks the end of the duodenum
