Anatomy 4th LE 2016 Flashcards
Choose the CORRECT [abdominal quadrant]:[intra-abdominal structure] combination
A. Left lower: cecum
B. Left upper: tail of the pancreas
C. Right lower : hepatic flexure
B. Left upper: tail of the pancreas
The pylorus lies along the imaginary horizontal plane which is formed:
A. Between the tips of 2 ninth costal cartilage
B. Midway between the umbilicus and the superior end of the manubrium
C. At the level of the umbilicus
D. Where the linea semilunaris cross the arcuate line
A. Between the tips of 2 ninth costal cartilage
After introduction of spinal anesthesia, sensation is lost below the umbilicus. The anesthesia is most likely up to which of the following spinal nerve dermatomal level? A. T7 B. T10 C. L1 D. L4
B. T10
In case of penile fracture, extravasation of urine from urethra would be limited up to lower abdomen by which of the following anterolateral abdominal layer? A. External oblique muscle aponeurosis B. Parietal peritoneum C. Superficial fascia, membranous layer D. Transversalis fascia
C. Superficial fascia, membranous layer
The separation of the abdominal cavity from the thoracic cavity from the thoracic is marked by the? A. 10th rib B. 12th rib C. Costal margin D. Respiratory diaphragm
D. Respiratory diaphragm
Which of the following abdominal wall layers contribute to form the conjoint tendon?
A. External oblique and internal oblique
B. Internal oblique and transversalis fascia
C. Internal oblique and transversus abdominis
D. Rectus abdominis and transverses abdominis
C. Internal oblique and transversus abdominis
The inguinal ligament extends from the anterior superior iliac spine down to which of the following structures? A. Ischial spine B. Pecten pubis C. Pubic tubercle D. Symphisis pubis
C. Pubic tubercle
The aponeuroticfibers of the external oblique muscle form the following structures EXCEPT?
A. Anterior rectus sheath
B. Border of the deep inguinal ring
C. Border of the superficial inguinal ring
D. Inguinal ligament
B. Border of the deep inguinal ring
The medial umbilical ligament which is covered by the medial umbilical fold is the remnant of which of the following fetal structures? A. Left umbilical vein B. Umbilical artery C. Urachus D. Vitelline duct
B. Umbilical artery
Which of the following structures is a fold of visceral peritoneum that attaches the jejunum and ileum to the posterior abdominal wall? A. Greater omentum B. Lesser omentum C. Mesentery proper D. Mesocolon
C. Mesentery proper
On physical examination, the bulging mass is noted just lateral to the lateral border of the lower rectus abdominis muscle above the inguinal ligament and medial to the inferior epigastric vessels. Which of the following types of hernia is \_\_\_\_\_ likely? A. Direct inguinal B. Femoral C. Indirect inguinal D. Semiluna
A. Direct inguinal
The aponeurosis of the following abdominal muscles form part of the rectus sheath EXCEPT? A. External oblique B. Internal oblique C. Rectus abdominis D. Transversus abdominis
C. Rectus abdominis
The cremaster muscle layer of the spermatic cord and the scrotal wall is derived from which of the following layers of the anterolateral abdominal wall? A. Deep investing B. External oblique C. Internal oblique D. Membranous (Scarpa’s
C. Internal oblique
Which of the following arteries supplying the anterior abdominal wall is found within the rectus sheath? A. Deep circumflex iliac B. Inferior epigastric C. Superficial circumflex iliac D. Superficial epigastric
B. Inferior epigastric
The paraumbilical veins connect with the portal vein while closely associated with which of the following structures? A. Lateral umbilical fold B. Lesser omentum C. Ligamentum teres hepatis D. Median umbilical ligament
C. Ligamentum teres hepatis
While assisting at the caesarean section with infraumbilical midline incision, the intern was able to identify the arcuate line. He appreciated it as the inferior limit of which of the following structures? A. Anterior rectus sheath B. Endoabdominal fascia C. Posterior rectus sheath D. Transversalis fascia
C. Posterior rectus sheath
From which specific part of the tongue does the lymph drain bilaterally to the deep cervical group of nodes? A. Apex B. Body, lateral part C. Frenulum D. Root
D. Root
Into which opening should a dentist inject the anesthetic agent if he plans to extract the upper second premolar? A. Greater palatine foramen B. Incisive canal C. Mandibular foramen D. Mental foramen
A. Greater palatine foramen
Which of the following structure is MOST likely found within the oral vestibule? A. Lingual frenulum B. Parotid duct opening C. Uvula D. Vermillion zone
B. Parotid duct opening
Choose the CORRECT [structure]: [portion of the pharynx] relationship. A. Pharyngeal recess: oropharynx B. Piriform recess: hypopharynx C. Tonsillarfossa : laryngopharynx D. Vallecula: epipharynx
B. Piriform recess: hypopharynx
Which of the following muscles is supplied by the pharyngeal plexus? A. Geniohyoid B. Palatoglossus C. Styloglossus D. Tensor veli palatine
B. Palatoglossus
Which part of the diaphragm forms the esophageal hiatus? A. Central tendon B. Dome C. Left crus D. Right crus
D. Right crus
The artery supplying the abdominal esophagus is a DIRECT branch of which of the following structures? A. Celiac B. Common hepatic C. Left gastroepiploic D. Splenic
A. Celiac
While lying supine, the esophagogastric junction USUALLY lies on the transverse plane crossing which of the following vertebral levels? A. T9 B. T10 C. T11 D. T12
C. T11
The constriction of the upper esophageal sphincter is MOST likely caused by which of the following structures? A. Aortic arch B. Cricopharyngeus C. Diaphragm D. Left main bronchus
B. Cricopharyngeus
Long furrows of gastric mucosa (magenstrasse) are found in the: A. Anterior surface B. Greater curvature C. Lesser curvature D. Posterior surface
C. Lesser curvature
Which of the following arteries may MOST likely be eroded if there is perforation of the posterior wall of the stomach? A. Gastroduodenal B. Left gastric C. Left renal D. Splenic
D. Splenic
At which part of the duodenum does the influx of pancreatic juices occur? A. 1st B. 2nd C. 3rd D. 4th
B. 2nd
Which of the following structures originate from the right crus of the diaphragm to attach to the ascending part of the duodenum? A. Greater omentum B. Hepatoduodenal ligament C. Ligament of treitz D. Phrenicocolic ligament
C. Ligament of treitz
Peyer’s patches are BEST found in which of the following segments of the digestive tract? A. Cecum B. Duodenum C. Ileum D. Jejunum
C. Ileum
Which of the following structures serves as the connection between the greater sac and lesser sac? A. Foramen of winslow B. Left paracolic gutter C. Omental bursa D. Right paracolic gutter
A. Foramen of winslow
Which of the following arteries is the MAIN blood supply to the derivatives of the embryonic midgut? A. Celiac B. Common iliac C. Inferior mesenteric D. Superior mesenteric
D. Superior mesenteric
The nerve supply to the 1st part of the duodenum originates from which of the following plexuses? A. Celiac B. Inferior mesenteric C. Sacral D. Superior mesenteric
A. Celiac
Which of the following structure USUALLY drains into the duodenum via the minor duodenal papilla? A. Common bile duct B. Cystic duct C. Pancreatic duct of Santorini D. Pancreatic duct of Wirsung
C. Pancreatic duct of Santorini
Which segment of the colon or large intestine is at MOST risk of torsion? A. Ascending B. Descending C. Sigmoid D. Transverse
C. Sigmoid
Which segment of the colon has the largest diameter but shortest length? A. Ascending B. Cecum C. Descending D. Sigmoid E. Transverse
B. Cecum
The appendicular artery is a terminal branch of which of the following arteries? A. Ileocolic B. Inferior mesenteric C. Left colic D. Right colic
A. Ileocolic
A patient sustained a stab wound in the abdomen. On surgical exploration, the left colic artery is noted to be severed and would need to be ligated. Which of the following arteries will be directly responsible for keeping the descending colon viable (alive and functioning)? A. Celiac B. Marginal C. Middle colic D. Superior rectal
B. Marginal
Which of the following features distinguishes the JEJUNUM from the ileum? A. Absent omental appendages B. Long vasa recta C. Many arterial arcades D. Sparse circular folds
B. Long vasa recta
A gastroenterologist suspects malignancy in a patient with intestinal polyps in the descending colon discovered on flexible colonoscopy. To which of the following groups of lymph nodes would the cancer MOST likely to metastasize? A. Celiac B. Ileocolic C. Inferior mesenteric D. Superior mesenteric
C. Inferior mesenteric