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
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)
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
4
Q
The right posterior intercostal arteries pass to the vertebral bodies. A. anterior B. posterior C. superior D. inferior
A
A. Anterior
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
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
7
Q
The left phrenic nerve passes to the root of the lung. A. anterior B. posterior C. superior D. inferior
A
A. Anterior
8
Q
The left phrenic nerve is positioned to the pericardial sac. A. anterior B. posterior C. lateral D. superior
A
C. Lateral
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
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
11
Q
The left vagus nerve passes to the left main bronchus. A. anterior B. posterior C. superior D. inferior
A
B. Posterior
12
Q
The right phrenic nerve is positioned to the superior vena cava. A. anterior B. posterior C. medial D. lateral
A
D. Lateral
13
Q
The right vagus nerve passes to the right main bronchus. A. anterior B. posterior C. superior D. lateral
A
B. Posterior
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
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
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
17
Q
The superior vena cava is positioned to the ascending aorta. A. anterior B. posterior C. medial D. lateral
A
D. Lateral
18
Q
The esophagus is positioned to the trachea. A. anterior B. posterior C. medial D. lateral
A
B. Posterior
19
Q
The esophagus passes to the left main bronchus. A. anterior B. posterior C. superior D. inferior
A
B. Posterior
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
21
Q
The gastroduodenal artery passes to the first segment of the duodenum. A. anterior B. posterior C. superior D. inferior
A
B. Posterior
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
23
Q
The splenic artery passes to the fundus of the stomach. A. anterior B. posterior C. medial D. lateral
A
B. Posterior
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
25
```
The superior mesenteric artery and vein are positioned to the neck or body of the pancreas.
A. anterior
B. posterior
C. superior
D. inferior
```
B. Posterior
26
```
The superior mesenteric artery passes directly to the left renal vein.
A. anterior
B. posterior
C. superior
D. inferior
```
A. Anterior
27
```
The right renal artery passes directly to the inferior vena cava.
A. anterior
B. posterior
C. medial
D. lateral
```
B. Posterior
28
```
The right testicular artery passes directly to the inferior vena cava.
A. anterior
B. posterior
C. medial
D. lateral
```
A. Anterior
29
```
The right testicular artery and vein pass directly to the right ureter.
A. anterior
B. posterior
C. medial
D. lateral
```
A. Anterior
30
```
The inferior vena cava is positioned to the caudate lobe of the liver.
A. anterior
B. posterior
C. medial
D. lateral
```
D. Lateral
31
```
The splenic vein passes to the stomach.
A. anterior
B. posterior
C. superior
D. lateral
```
B. Posterior
32
```
The left renal vein passes directly to the abdominal aorta.
A. anterior
B. posterior
C. medial
D. lateral
```
A. anterior
33
```
The left renal vein passes directly to the superior mesenteric artery.
A. anterior
B. posterior
C. medial
D. lateral
```
B. Posterior
34
```
The gall bladder is positioned to the quadrate lobe of the liver.
A. anterior
B posterior.
C. medial
D. lateral
```
D. Lateral
35
```
The common bile duct passes to the first segment of the duodenum.
A. anterior
B. posterior
C. superior
D. inferior
```
B. Posterior
36
```
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. Anterior
37
```
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. Superficial
38
```
The lumbosacral trunk passes to the ala of the sacrum.
A. anterior
B. posterior
C. medial
D. lateral
```
A. Anterior
39
```
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
```
D. Posterior and Inferior
40
```
The rectum is positioned to the vagina and cervix.
A. anterior
B. posterior
C. lateral (right)
D. lateral (left)
```
B. Posterior
41
```
The ureter passes to the uterine artery.
A. superior and anterior
B. superior and posterior
C. inferior and anterior
D. inferior and posterior
```
D. inferior and posterior
42
```
The urethra is positioned to the vagina.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
```
A. anterior
43
```
The uterus (cervix) is positioned to the bladder.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
```
B. posterior
44
```
The perineal body (central tendon) is positioned to the vagina.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
```
B. posterior
45
```
The levator ani muscle is positioned to the obturator internus muscle.
A. superior
B. inferior
C. medial
D. lateral
```
C. medial
46
```
The deep dorsal vein of the penis passes to the pubic symphysis.
A. anterior
B. posterior
C. superior
D. inferior
```
D. inferior
47
```
The prostate is positioned to the bladder.
A. anterior
B. posterior
C. superior
D. inferior
```
D. inferior
48
```
The bulb of the penis is positioned directly to the urogenital diaphragm.
A. anterior
B. posterior
C. superior
D. inferior
```
D. inferior
49
```
The prostate is positioned to the urogenital diaphragm.
A. anterior
B. posterior
C. superior
D. inferior
```
C. superior
50
```
The rectum is positioned to the prostate.
A. anterior
B. posterior
C. lateral (left)
D. lateral (right)
```
B. posterior
51
```
The ampulla of the ductus deferens is positioned to the bladder.
A. superior
B. inferior
C. anterior
D. posterior
```
D. posterior
52
```
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
```
C. posterior and superior
53
```
The seminal vesicle is positioned to the ampulla of the ductus deferens.
A. anterior
B. posterior
C. medial
D. lateral
```
D. lateral
54
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
C. Resistance to blood flow into the pulmonary arteries is significantly reduced
55
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. allow communication between abdominal and thoracic cavities
56
```
Central tendon of the diaphragm derives from the:
A. dorsal mesentery.
B. pleuroperitoneal membrane.
C. proximal midgut.
D. septum transversum.
E. ventral pancreatic bud.
```
D. septum transversum
57
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. the primitive heart tube
58
```
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.
```
C. epiploic foramen (of Winslow).
59
```
Which of the following first returns to the body from the physiological herniation?
A. Cecum
B. Cloaca
C. Bile duct
D. Jejunum
E. Pancreas
```
D. jejunum
60
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. Dorsal mesogastrium drapes over the transverse colon
61
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. Appendix arises from it
62
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
E. Ventral pancreatic bud is supplied by branches of the celiac trunk
63
```
At 5th week of embryonic development, which of the following is functional?
A. Pronephros
B. Mesonephros
C. Metanephros
D. Prostate gland
E. Allantois
```
B. Mesonephros
64
```
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
```
D. Mesonephric duct
65
```
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
```
B. Bilateral renal agenesis
66
```
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. derived from the urogenital folds.
67
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
E. Uterus develops
