Unit 2 MC Flashcards

1
Q
The descending (thoracic) aorta passes 		 to the left main bronchus.
A. anterior
B. posterior
C. superior
D. inferior
A

B. Posterior

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2
Q
The descending (thoracic) aorta is typically positioned 		 to the thoracic vertebral bodies.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
A

C. Lateral (left)

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3
Q
The internal thoracic artery and vein are positioned directly 		 to the first six costal cartilages.
A. anterior
B. posterior
C. medial
D. lateral
A

B. Posterior

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4
Q
The right posterior intercostal arteries pass 		 to the vertebral bodies.
A. anterior
B. posterior
C. superior
D. inferior
A

A. Anterior

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5
Q
At the hilum of the left lung, the pulmonary artery is positioned 			 to the primary bronchus.
A. anterioor
B. posterior
C. superior
D. inferior
A

C. Superior

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6
Q
At the hilum of the right lung, the pulmonary arteries are positioned 		 to the primary bronchus.
A. anterior
B. posterior
C. superior
D. inferior
A

A. Anterior

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7
Q
The left phrenic nerve passes 		 to the root of the lung.
A. anterior
B. posterior
C. superior
D. inferior
A

A. Anterior

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8
Q
The left phrenic nerve is positioned 		 to the pericardial sac.
A. anterior
B. posterior
C. lateral
D. superior
A

C. Lateral

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9
Q
Adjacent to the ligamentum arteriosum, the left recurrent laryngeal nerve passes directly 		 to the arch of the aorta.
A. superior
B. inferior
C. anterior
D. posterior
A

B. Inferior

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10
Q
The left vagus nerve passes directly 		 to the arch of the aorta.
A. anterior
B. posterior
C. medial
D. lateral
A

D. Lateral

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11
Q
The left vagus nerve passes 		 to the left main bronchus.
A. anterior
B. posterior
C. superior
D. inferior
A

B. Posterior

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12
Q
The right phrenic nerve is positioned 		 to the superior vena cava.
A. anterior
B. posterior
C. medial
D. lateral
A

D. Lateral

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13
Q
The right vagus nerve passes 		 to the right main bronchus.
A. anterior
B. posterior
C. superior
D. lateral
A

B. Posterior

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14
Q
The azygos vein (arch) passes 		  to the right main bronchus before draining into the superior vena cava.
A. anterior
B. posterior
C. superior
D. inferior
A

C. Superior

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15
Q
At the hilum of the left lung, the pulmonary veins are positioned  		 to the main bronchus.
A. anterior and superior
B. anterior and inferior
C. posterior and superior
D. posterior and inferior
A

B. Anterior and Inferior

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16
Q
At the hilum of the right lung, the pulmonary veins are positioned  \_\_\_\_\_\_\_\_\_\_ to the main bronchus.
A. anterior and superior
B. anterior and inferior
C. posterior and superior
D. posterior and inferior
A

B. Anterior and inferior

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17
Q
The superior vena cava is positioned 		 to the ascending aorta.
A. anterior
B. posterior
C. medial
D. lateral
A

D. Lateral

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18
Q
The esophagus is positioned 		 to the trachea.
A. anterior
B. posterior
C. medial
D. lateral
A

B. Posterior

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19
Q
The esophagus passes 		 to the left main bronchus.
A. anterior
B. posterior
C. superior
D. inferior
A

B. Posterior

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20
Q
The thoracic duct is positioned 		 to the thoracic vertebral bodies.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
A

A. Anterior

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21
Q
The gastroduodenal artery passes 	 to the first segment of the duodenum.
A. anterior
B. posterior
C. superior
D. inferior
A

B. Posterior

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22
Q
The hepatic artery proper, hepatic portal vein and common bile duct pass 		 to the epiploic foramen.
A. anterior
B. posterior
C. superior
D. inferior
A

A. Anterior

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23
Q
The splenic artery passes 		 to the fundus of the stomach.
A. anterior
B. posterior
C. medial
D. lateral
A

B. Posterior

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24
Q
The splenic artery and vein are typically positioned \_\_\_\_\_\_\_\_\_\_ to the body and tail of the pancreas.
A. anterior and superior
B. anterior and inferior
C. posterior and superior
D. posterior and inferior
A

C. Posterior and Superior

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25
Q
The superior mesenteric artery and vein are positioned 		 to the neck or body of the pancreas.
A. anterior
B. posterior
C. superior
D. inferior
A

B. Posterior

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26
Q
The superior mesenteric artery passes directly 		 to the left renal vein.
A. anterior
B. posterior
C. superior
D. inferior
A

A. Anterior

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27
Q
The right renal artery passes directly 			 to the inferior vena cava.
A. anterior
B. posterior
C. medial
D. lateral
A

B. Posterior

28
Q
The right testicular artery passes directly 		 to the inferior vena cava.
A. anterior
B. posterior
C. medial
D. lateral
A

A. Anterior

29
Q
The right testicular artery and vein pass directly 			 to the right ureter.
A. anterior
B. posterior
C. medial
D. lateral
A

A. Anterior

30
Q
The inferior vena cava is positioned 		 to the caudate lobe of the liver.
A. anterior
B. posterior
C. medial
D. lateral
A

D. Lateral

31
Q
The splenic vein passes 		 to the stomach.
A. anterior
B. posterior
C. superior
D. lateral
A

B. Posterior

32
Q
The left renal vein passes directly 		 to the abdominal aorta.
A. anterior
B. posterior
C. medial
D. lateral
A

A. anterior

33
Q
The left renal vein passes directly 		 to the superior mesenteric artery.
A. anterior
B. posterior
C. medial
D. lateral
A

B. Posterior

34
Q
The gall bladder is positioned 		 to the quadrate lobe of the liver.
A. anterior
B posterior. 
C. medial
D. lateral
A

D. Lateral

35
Q
The common bile duct passes 		 to the first segment of the duodenum.
A. anterior
B. posterior
C. superior
D. inferior
A

B. Posterior

36
Q
The third segment of the duodenum passes 		 to the abdominal aorta and the inferior vena cava.
A. anterior
B. posterior
C. medial
D. lateral
A

A. Anterior

37
Q
The pudendal nerve, and internal pudendal artery and vein all pass 		 to the sacrospinous ligament (or ischial spine).
A. superficial
B. deep
C. medial
D. lateral
A

A. Superficial

38
Q
The lumbosacral trunk passes 		 to the ala of the sacrum.
A. anterior
B. posterior
C. medial
D. lateral
A

A. Anterior

39
Q
The ovary is typically positioned 		 to the uterine tube.
A. anterior and superior
B. anterior and inferior
C. posterior and superior
D. posterior and inferior
A

D. Posterior and Inferior

40
Q
The rectum is positioned 		 to the vagina and cervix.
A. anterior
B. posterior
C. lateral (right)
D. lateral (left)
A

B. Posterior

41
Q
The ureter passes 			 to the uterine artery.
A. superior and anterior
B. superior and posterior
C. inferior and anterior
D. inferior and posterior
A

D. inferior and posterior

42
Q
The urethra is positioned 		 to the vagina.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
A

A. anterior

43
Q
The uterus (cervix) is positioned 		 to the bladder.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
A

B. posterior

44
Q
The perineal body (central tendon) is positioned 		 to the vagina.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
A

B. posterior

45
Q
The levator ani muscle is positioned 		 to the obturator internus muscle.
A. superior
B. inferior
C. medial
D. lateral
A

C. medial

46
Q
The deep dorsal vein of the penis passes 		 to the pubic symphysis.
A. anterior
B. posterior
C. superior
D. inferior
A

D. inferior

47
Q
The prostate is positioned 		 to the bladder.
A. anterior
B. posterior
C. superior
D. inferior
A

D. inferior

48
Q
The bulb of the penis is positioned directly 		 to the urogenital diaphragm.
A. anterior
B. posterior
C. superior
D. inferior
A

D. inferior

49
Q
The prostate is positioned 		 to the urogenital diaphragm.
A. anterior
B. posterior
C. superior
D. inferior
A

C. superior

50
Q
The rectum is positioned 		 to the prostate.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
A

B. posterior

51
Q
The ampulla of the ductus deferens is positioned 	 to the bladder.
A. superior
B. inferior
C. anterior
D. posterior
A

D. posterior

52
Q
The ampulla of the ductus deferens is positioned posterior and 		 to the prostate.
A. anterior and superior
B. anterior and inferior
C. posterior and superior
D. posterior and inferior
A

C. posterior and superior

53
Q
The seminal vesicle is positioned 	 to the ampulla of the ductus deferens.
A. anterior
B. posterior
C. medial
D. lateral
A

D. lateral

54
Q

Which of the following changes occurs at birth?
A. Blood pressure in the right atrium becomes significantly higher than in the left atrium
B. Ductus venosus shunts blood from the aorta into the pulmonary trunk
C. Resistance to blood flow into the pulmonary arteries is significantly reduced
D. Right ventricle pumps blood exclusively into the systemic circulation
E. Significant amount of blood regurgitates from the ventricles into atria

A

C. Resistance to blood flow into the pulmonary arteries is significantly reduced

55
Q

Pericardioperitoneal canals:
A. allow communication between abdominal and thoracic cavities
B. allow lengthening and looping of the endocardial tubes
C. are located dorsal to the cardiogenic area before embryonic folding
D. are the openings into the omental bursa
E. provide space for the neural tube development

A

A. allow communication between abdominal and thoracic cavities

56
Q
Central tendon of the diaphragm derives from the:
A. dorsal mesentery.
B. pleuroperitoneal membrane.
C. proximal midgut.
D. septum transversum.
E. ventral pancreatic bud.
A

D. septum transversum

57
Q

Fusion of the right and left endocardial tubes form:
A. the primitive heart tube.
B. the dorsal aorta.
C. during the 2nd week.
D. caudal to septum transversum in 3rd week.
E. in the septum transversum.

A

A. the primitive heart tube

58
Q
In a patient lying supine, ascites (peritoneal fluid) is most often found in the omental bursa due to gravity and fluid moving into this space through the:
A. ampulla of Vater.
B. cystic duct.
C. epiploic foramen (of Winslow).
D. lesser peritoneal sac.
E. lienorenal ligament.
A

C. epiploic foramen (of Winslow).

59
Q
Which of the following first returns to the body from the physiological herniation?
A. Cecum
B. Cloaca
C. Bile duct
D. Jejunum
E. Pancreas
A

D. jejunum

60
Q

Which of the following is true for transformation of the foregut?
A. Dorsal mesogastrium drapes over the transverse colon
B. Omental bursa forms from elongation of the ventral mesogastrium
C. Pancreas rotates to the right side of the duodenum
D. Splanchnic lateral mesoderm gives rise to the myenteric plexus
E. Stomach rotates to the right and cephalic direction

A

A. Dorsal mesogastrium drapes over the transverse colon

61
Q

Which of the following is true for the midgut?
A. Appendix arises from it
B. Attached to the dorsal body wall by greater omentum
C. It loops out into the umbilical cord and rotates to the left
D. Main blood supply is from branches of the celiac trunk
E. None of the above

A

A. Appendix arises from it

62
Q

Which of the following is true?
A. Accessory pancreatic duct is found in the uncinate process
B. Duodenum is derived from the septum transversum
C. Gall bladder is derived from the midgut diverticulum
D. Liver develops in the dorsal mesentery
E. Ventral pancreatic bud is supplied by branches of the celiac trunk

A

E. Ventral pancreatic bud is supplied by branches of the celiac trunk

63
Q
At 5th week of embryonic development, which of the following is functional?
A. Pronephros
B. Mesonephros
C. Metanephros
D. Prostate gland
E. Allantois
A

B. Mesonephros

64
Q
Which of the following gives rise to the seminal vesicles?
A. Endoderm of the urogenital sinus
B. Genital tubercle
C. Allantois
D. Mesonephric duct
E. Labioscrotal folds
A

D. Mesonephric duct

65
Q
In the 5th week of development, mesonephric ducts fail to form on both sides of an embryo. Which of the following conditions would you expect to see in the new born?
A. Accessory renal arteries
B. Bilateral renal agenesis
C. Pelvic kidney
D. Polycystic kidney disease
E. Ambiguous genitalia
A

B. Bilateral renal agenesis

66
Q
Labia minora are:
A. derived from the urogenital folds.
B. homologous to the male scrotum.
C. derived from fusion of the caudal paramesonephric ducts.
D. homologous to glans penis.
E. the remnants of mesonephric ducts.
A

A. derived from the urogenital folds.

67
Q

A genetically male embryo has a mutation that renders paramesonephric ducts insensitive to AMH/MIF, which of the following is the likely phenotype of this embryo at the third trimester?
A. Develop female external genitalia
B. Male genital ducts do not develop
C. More susceptible to developing Wilm’s tumor
D. Ovaries instead of testes
E. Uterus develops

A

E. Uterus develops