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Unit 2 Practice Test Questions
Questions derived from pp. 4-8 of the Unit 2 Practice Test, **9.15.11 Now including extra embryology questions.
83
Anatomy
Graduate
09/10/2011

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Term
Mesonephrites and mesonephric ducts are derived from:
Definition
Intermediate mesoderm
Term
The ureteric bud develops as a direct outgrowth of the:
Definition
Mesonephric duct.
Term
Which organs (or parts of organs) are specifically secondarily retroperitoneal on the normal adult?
Definition
Head of pancreas
Descending (2nd) portion of duodenum
Descending colon
Term
Which organs (or parts of organs) and vessels are retroperitoneal on the normal adult?
Definition
Suprarenal glands, esophagus, aorta, inferior vena cava,  2nd-4th parts of duodenum, head/neck/body of pancreas, kidneys, ureter, bladder, ascending and descending colon, rectum
Term
The 1) _____ is a remnant of the fetal 2) _____, an arterial shunt between the pulmonary trunk and aortic arch.
Definition
1) Ligamentum arteriosum
2) Ductus arteriosus
Term
The middle cardiac vein drains into the 1) _____, whereas the anterior cardiac veins and venae cordis minimae drain into the 2) _____.
Definition
1) Coronary sinus
2) Right atrium
Term
The parenchyma (glandular tissue) of the mammary gland is located within the 1) _____ layer of the anterior chest wall, overlying the 2) _____ and 3) _____ muscles.
Definition
1) Superficial fascia
2) Serratus anterior
3) Pectoralis major
Term
The parietal and visceral layers of the pleura are continuous at the _____ of the lung.
Definition
Root
Term
At the level of the hilus of the left lung, the descending aorta is positioned _____ to the primary bronchus.
Definition
Posterior
Term
Which lobes of the liver typically receive primary arterial blood supply from branches of the left hepatic artery?
Definition
Left, quadrate and caudate
Term
The ejaculatory duct is formed by the union of the 1) _____ and 2) _____, and drains directly into the 3) _____.
Definition
1) Vas deferens
2) Seminal vesicle
3) Prostatic urethra (sinus)
Term
The superior epigastric artery is a terminal branch of the _____ artery.
Definition
Internal thoracic
Term
The _____ lymph nodes are located directly inferior to the carina.
Definition
Inferior trachiobronchal
Term
The left superior intercostal vein is typically a direct tributary of the _____.
Definition
Left brachiocephalic vein
Term
In hemiparalysis of the diaphragm, the involved side does what during deep inspiration.
Definition
Ascends.
Term
Which part of the liver is more easily palpated during deep inspiration?
Definition
Inferior margin
Term
The hepatoduodenal ligament suspends which vessels? (3)
Definition
Proper hepatic artery
Common bile duct
Hepatic portal vein
Term
The superior mediastinum extends from 1) _____ superiorly, down to an inferior, transverse thoracic plane bounded by 2) _____ and 3) _____.
Definition
1) Thoracic inlet
2) Inferior border of T4
3) Sternal angle
Term
The thoracic duct begins at the 1) _____ and empties into the venous system at the junction of the 2) _____ and 3) _____.
Definition
1) Cisterna chyli
2) Left subclavian v.
3) Internal jugular v.
Term
The _____ traverses the diaphragm by passing through the aortic hiatus.
Definition
Thoracic duct
Term
The azygos vein is formed by the union of which three veins?
Definition
Right ascending lumbar
Right lumbar azygos
Right subcostal
Term
The uterus typically receives its blood supply from branches of which three arteries?
Definition
Vaginal, ovarian, uterine
Term
In its course through the thorax, the esophagus is typically constricted anteriorly by the 1) _____ and 2) _____.
Definition
1) Aortic arch
2) Left main bronchus
Term
The cardiac plexus, positioned between the bifurcation of the trachea and the aortic arch, receives axons from which nerves?
Definition
Cardiac, vagus
Term
The posterior interventricular artery is typiccaly a direct branch of the _____.
Definition
Right coronary a.
Term
The _____ nerve typically traverses the diaphragm by piercing/passing through the crus.
Definition
Greater splanchnic
Term
In the coronary sulcus, the _____ vein is positioned adjacent to the right coronary artery.
Definition
Small cardiac
Term
_____ are irregular colums of muscle in the right ventricular wall.
Definition
Trabeculae carnae
Term
Indirect inguinal hernias are positioned _____ to the inferior epigastric artery.
Definition
Lateral
Term
Efferent ductules connect the _____ with the head of the epididymis.
Definition
Rete testis
Term
At the superficial ring, the inguinal canal floor is formed by the _____.
Definition
Lacunar ligament
Term
The cremaster muscle is innervated by a branch of the _____.
Definition
Genitofemoral n.
Term
The lower portion of the esophagus receives blood from branches of the _____.
Definition
Left gastric
Term
The body of the pancreas is positioned _____ to the lesser sac of the peritoneal cavity.
Definition
Posterior
Term
An important portal-systemic shunt occurs at the distal end of the rectum where tributaries of the 1) _____ vein anastomose with tributaries of the 2) _____ and 3) _____ veins.
Definition
1) Superior rectal 2) Middle rectal 3) Inferior rectal
Term
A hepatic triad is comprised of what three elements?
Definition
Branch of hepatic artery
Branch of bile duct
Branch of hepatic portal vein
Term
In the fetus, the ductus venosus shunts placental blood from where to where?
Definition
Umbilical vein to inferior vena cava
Term
The ventral mesentery includes which three ligaments?
Definition
Falciform, hepatogastric, hepatoduodenal
Term
The left kidney is typically positioned adjacent to which four muscles?
Definition
Diaphragm, psoas major, transversus abdominis, quadratus lumborum
Term
The tail of the pancreas is positioned between layers of which ligament (a peritoneal fold)?
Definition
Lienorenal
Term
The omental foramen is positioned directly posterior to the _____ vein.
Definition
Hepatic portal
Term
The lateral umbilical ligament is a peritoneal fold surrounding the _____.
Definition
Inferior epigastric artery
Term
The splenic artery is positioned in part between layers of the _____.
Definition
Lienorenal ligament
Term
The gastroduodenal artery passes _____ to the duodenum prior to branching into the right gastroepiploic and superior pancreaticoduodenal arteries.
Definition
Posterior
Term
The peripheral aspect of the pleura overlying the superior surface of the diaphragm receives its sensory innervation from _____.
Definition
Intercostal nerves.
Term
The glans penis receives sensory innervation from 1) _____, which is a terminal branch of 2) _____.
Definition
1) Dorsal nerve of the penis
2) Pudendal
Term
Which segments of the duodenum are NOT retroperitoneal?
Definition
Only the 1st.
Term
The inferior vena cava is positioned _____ to the duodenum.
Definition
Posterior
Term
The convex surface of the spleen is in contact with the peritoneum covering the inferior surface of the _____.
Definition
Diaphragm.
Term
The sigmoid arteries are typically branches of the _____.
Definition
Inferior mesenteric artery.
Term
The _____ muscle and external anal sphincter attach in part to the perineal body.
Definition
Bulbospongiosus
Term
Lymphatics of the posterior abdominal wall typically drain directly into the _____ nodes.
Definition
Retroaortic
Term
The tips of the renal papillae drain urine into the _____ of the kidneys.
Definition
Minor calyces
Term
The left testicular vein is a direct branch of the _____.
Definition
Left renal v.
Term
The left ureter typically passes _____ to the common iliac vein.
Definition
Anterior
Term
The _____ forms the inferior border of the deep space, or urogenital diaphragm.
Definition
Perineal membrane
Term
The left inferior suprarenal artery is typically a direct branch of the _____.
Definition
Left renal a.
Term
The crura of the penis are attached to the _____ of the bony pelvis.
Definition
Ischiopubic ramus
Term
Lymphatics of the testes drain into the _____ nodes.
Definition
Lateral aortic
Term
The external anal sphincter is innervated in part by the _____, a branch of the pudendal nerve.
Definition
Inferior rectal n.
Term
Which three arteries are all located (in part) within the spermatic cord?
Definition
Testicular, cremasteric, deferent
Term
The anterior recess of the _____ is positioned between the urogenital and pelvic diaphragms.
Definition
Ischiorectal fossa
Term
The rectouterine pouch is positioned directly posterior to the _____ of the vagina.
Definition
Posterior fornix
Term
Adjacent to the cervix, the _____ artery typically anastomoses with the vaginal artery.
Definition
Uterine
Term
The _____ fascia is continuous with that of the external oblique muscle.
Definition
External spermatic
Term
These three orifices are positioned at the angles of the trigone of the bladder:
Definition
1, 2) Orifices of the ureters
3) Internal urethral orifice
Term
In the female, the superficial transverse perineus muscle extends from the _____ to the _____.
Definition
Ischial tuberosity
Central tendon of the perineal body
Term
During episiotomy, it may be necessary to block multiple nerves because the female perineum receives sensory innervation from branches of what 4 nerves?
Definition
Pudendal
Genitofemoral
Ilioinguinal
Posterior femoral cutaneous
Term
The levator ani muscle attaches in part to the tendinous arch, a thickening of the fascia of which muscle?
Definition
Obturator internus
Term
The sphincter urethrae and _____ muscle are positioned in the deep perineal space.
Definition
Deep transverse perineus.
Term
List the embryonic structures that give rise to the following structures:
1) Epididymis
2) Uterine tubes
3) Glans of clitoris
4) Lower 2/3 of vagina
5) Scrotal sac
Definition
1) Mesonephric duct
2) Paramesonephric ducts
3) Genital tubercle
4) Urogenital sinus (sinovaginal bulb)
5) Genital swelling
Term
The ureteric bud in the embryo develops into what five structures of the adult?
Definition
Ureter, renal pelvis, minor and major calyces, and collecting tubules
Term
The glomerulus is derived from what embryonic structure?
Definition
Angiogenic mesoderm
Term
The most caudal part of the mesonephric duct gives us what adult structures?
Definition
Trigone of bladder, dorsal urethral wall, dorsal prostatic urethra
Term
The ventral urethral wall (females), ventral prostatic urethra, membranous urethra, and spongy urethra all develop from what embryonic structure?
Definition
Urogenital sinus
Term
The coelomic epithelium that covers the genital ridge derives what structures in the adult?
Definition
Ovaries and testes (but not the primordial germ cells), and rete testis
Term
Are the lower and upper vagina derived from the same embryonic structure?
Definition
NO DUMMY!
Uterovaginal primordium --> Upper
Vaginal plate --> Lower
Term
Mesonephric tubules give rise to what structures in the adult?
Definition
Efferent ductules; head of epididymis
Term
The glans of the penis/clitoris develops from what embryonic structure?
Definition
Genital tubercle
Term
What does the Mullerian duct become in the adult?
Definition
Uterine tubes
Term
What structures are derived from the urethral folds, as opposed to the genital swellings?
Definition
UF --> Labia minora or ventral penis
GS --> Labia majora or scrotum
Term
The greater vestibular gland (F) and the bulbourethral glands (M) are derived from what embryonic structure?
Definition
Urogenital sinus
Term
The mesonephric duct gives rise to 7 male reproductive viscera in the adult. NAME THEM ALL RIGHT NOW!
Definition
Body of epididymis
Tail of epididymis
Ductus deferens
Ampulla
Ejaculatory duct
Seminal vesicles
Prostate (from dorsal urethral wall)
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