Thorax Anatomy Set 2

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Anatomy (Thorax Set 2)

MCQ

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1. With which of the following does the intercostobrachial nerve communicate?

A) medial brachial cutaneous nerve

B) thoracodorsal nerve

C) long thoracic nerve

D) first intercostal nerve

E) sympathetic trunk

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2. Which of the following may compress the esophagus?

A) aortic arch

B) right main bronchus

C) left vagus

D) right brachiocephalic vein

E) brachiocephalic trunk

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3. Which of the following is NOT a branch of the aorta in the thorax?

A) posterior intercostal arteries

B) inferior phrenic artery

C) bronchial arteries

D) esophageal arteries

E) superior phrenic arteries

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4. The azygos vein receives blood from which of the following?

A) posterior intercostal veins

B) anterior intercostal veins

C) left internal jugular vein

D) anterior jugular vein

E) lateral thoracic vein

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5. Which of the following is a special feature of a thoracic vertebra?

A) foramen for vertebral artery

B) dens for rotation

C) short spinous processes

D) costal facets on bodies

E) costal facets on spinous processes

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6. The accessory hemiazygos vein parallels the vertebral column along which vertebral levels?

A) T1–4

B) T2–6

C) T5–8

D) T8–12

E) L1–4

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7. Which of the following is NOT a branch of the right coronary artery?

A) SA nodal

B) right marginal

C) posterior interventricular

D) AV nodal

E) circumflex

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8. The mammary glands are modified versions of which type of gland?

A) sebaceous gland

B) lymph gland

C) sweat gland

D) tonsillar tissue

E) endocrine gland

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9. The musculophrenic arteries give rise to which of the following?

A) anterior intercostal arteries for intercostal spaces 7–9

B) posterior intercostals arteries for intercostal spaces 3–11

C) subcostal artery

D) inferior phrenic artery

E) lumbar arteries

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10. Which of the following are innervated by dorsal rami?

A) levatores costarum

B) external intercostals

C) internal intercostals

D) subcostals

E) serratus posterior inferior

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11. Which of the following does NOT supply the breast with blood?

A) lateral thoracic artery

B) thoracoacromial artery

C) posterior intercostals arteries

D) internal thoracic artery

E) costoclavicular artery

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12. Sympathetic nerves do NOT contribute to which of the following?

A) diaphragm

B) bronchial muscle

C) pulmonary vessels

D) alveolar glands of the bronchial tree

E) sweat glands of the chest

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13. Which of the following is NOT part of the chest?

A) 12 pairs of ribs

B) sternum

C) costal cartilages

D) 12 thoracic vertebrae

E) clavicle

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14. Which of the following is NOT contained in the superior mediastinum?

A) thymus

B) great vessels and their branches

C) azygos and hemiazygos veins

D) trachea

E) esophagus

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15. Anterior and posterior intercostals arteries pass between which two layers?

A) skin and external intercostal muscles

B) external and internal intercostal muscles

C) internal and innermost intercostals muscles

D) innermost intercostal muscles and transversalis fascia

E) transversalis fascia and peritoneum

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16. The posterior mediastinum does NOT include which of the following?

A) prevertebral muscles

B) thoracic aorta

C) thoracic duct

D) thoracic sympathetic trunks

E) thoracic splanchnic nerves

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17. The pericardium does NOT receive blood supply from which of the following?

A) pericardiacophrenic artery

B) musculophrenic artery

C) bronchial arteries

D) esophageal arteries

E) pectoral arteries

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18. Of the bronchopulmonary segments in the superior lobe of the left lung, which two are combined to form the lingula?

A) apical and posterior

B) posterior and anterior

C) anterior and superior

D) superior and inferior

E) apical and inferior

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19. The hemiazygos vein does NOT receive blood from which of the following?

A) left subcostal vein

B) ascending lumbar veins

C) inferior three posterior intercostal veins

D) superior phrenic veins

E) small mediastinal veins

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20. The thymus is supplied by which of the following?

A) anterior intercostal branches of the internal thoracic artery

B) brachiocephalic artery

C) posterior intercostal arteries

D) left common carotid artery

E) pericardiacophrenic arteries

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21. Which of the following do NOT elevate the ribs?

A) serratus posterior superior

B) serratus posterior inferior

C) external intercostals

D) levatores costarum

E) subcostals

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22. Which of the following is a saddle-type synovial joint?

A) sternoclavicular joint

B) manubriosternal joint

C) interchondral joint

D) intervertebral joint

E) costochondral joint

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23. Which of the following areas do NOT receive visceral afferent fibers?

A) bronchial mucosa

B) bronchial muscles

C) interalveolar connective tissue

D) pulmonary arteries and veins

E) diaphragm

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24. Which of the following is NOT likely to contribute to chest pain?

A) cardiac disease

B) pulmonary disease

C) thyroid disorders

D) gallbladder disorders

E) intestinal disorders

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25. Which of the following is correct?

A) While a person is supine, the arch of the aorta lies superior to the transverse thoracic plane.

B) While a person is supine, the bifurcation of the trachea lies at the level of the xiphisternal junction and T9.

C) While a person is supine, the central tendon of the diaphragm is transected by the transverse thoracic plane.

D) While a person is standing, the arch of the aorta lies inferior to the transverse thoracic plane.

E) While a person is standing, the tracheal bifurcation is transected by the transverse thoracic plane.

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The average score is 45%

Thorax Anatomy Set 2

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