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34 Cards in this Set
- Front
- Back
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1. Which of the following innervates structures of the larynx?
A. CN V B. CN VII C. CN IX D. CN X |
D. CN X
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2. The lungs develop from which of the following?
A. pharyngeal arch IV B. pharyngeal arch VI C. respiratory diverticulum D. all of the above |
C. respiratory diverticulum
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3. The lobes of the lung are defined by the _____ bronchi.
A. primary B. secondary C. tertiary D. none of the above |
B. secondary
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4. The alveoli develop earlier than the bronchioles of the lung.
A. true B. false |
B. false
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5. At which of the following stages of lung development will a baby absolutely not be able to survive?
A. pseudoglandular B. canalicular C. terminal sac D. it can survive at any of these stages |
A. pseudoglandular
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6. Displacement of the ______ can lead to the development of a tracheoesophageal fistula.
A. alveolar septum B. primary bronchi C. esophagotracheal septum D. laryngeal orifice |
C. esophagotracheal septum
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7. Like the nervous system, the respiratory system completes its development prior to birth.
A. true B. false |
B. false
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8. The most cranial end of the endodermal gut tube is the:
A. foregut B. pharynx C. larynx D. nasal cavity |
B. pharynx
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9. The epithelium lining the stomach is derived from:
A. ectoderm B. endoderm C. mesoderm |
B. endoderm
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MATCH EACH OF THE FOLLOWING WITH ITS ORIGIN. ONE ANSWER PER QUESTION. ANSWERS MAY BE USED MORE THAN ONCE.
10. ascending colon 11. rectum 12. bile duct 13. pancreas 14. descending colon A. foregut B. midgut C. hindgut D. foregut and midgut E. midgut and hindgut |
10. ascending colon B. midgut
11. rectum C. hindgut 12. bile duct A. foregut 13. pancreas A. foregut 14. descending colon C. hindgut |
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15. The cloaca is the terminal portion of the:
A. foregut B. midgut C. hindgut D. none of the above |
C. hindgut
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16. Which of the following arterial trunks has branches called the jejunal arteries?
A. celiac trunk B. superior mesenteric artery C. inferior mesenteric artery |
B. superior mesenteric artery
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17. The tail of the pancreas develops from the ventral pancreatic bud.
A. true B. false |
B. false
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18. The gut normally herniates into the ____ early in development.
A. thoracic cavity B. cloaca C. connecting stalk D. it does not ever herniate |
C. connecting stalk
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19. Meckel’s diverticulum is normally found in the:
A. foregut B. midgut C. hindgut |
B. midgut
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20. Abnormal rotation can result in vascular obstruction of the blood supply to derivatives of the midgut.
A. true B. false |
A. true
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28. innervated by cranial nerve V
27. oral part of the tongue 26. bones of the middle ear 25. innervated by cranial nerve IX 24. hyoid bone 23. muscles of facial expression 22. posterior belly of the digastric muscle 21. muscles of the larynx B. arch II A. arch I C. arch III D. arch IV E. arch VI AB. arches I and II AC. arches II and III AD. arches IV and VI |
28. innervated by cranial nerve V A. arch I
27. oral part of the tongue A. arch I 26. bones of the middle ear AB. arches I and II 25. innervated by cranial nerve IX C. arch III 24. hyoid bone AC. arches II and III 23. muscles of facial expression B. arch II 22. posterior belly of the digastric muscle B. arch II 21. muscles of the larynx E. arch VI |
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29. inferior parathyroid gland
30. palatine tonsil 31. thymus 32. parafollicular cells of the thyroid 33. middle ear cavity A. pouch 1 B. pouch 2 C. pouch 3 D. pouch 4 E. pouch 5 |
29. inferior parathyroid gland C. pouch 3
30. palatine tonsil B. pouch 2 31. thymus C. pouch 3 32. parafollicular cells of the thyroid E. pouch 5 33. middle ear cavity A. pouch 1 |
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34. The hypobranchial eminence gives rise to the oral part of the tongue.
A. true B. false |
B. false
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35. All of the following normally persist as structures in the adult except:
A. pouch one B. cleft one C. pouch two D. cleft two |
D. cleft two
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36. Motor innervation of the tongue is supplied by CN:
A. IX B. X C. XII D. all of the above |
C. XII
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37. The follicular cells of the thyroid gland are derived from:
A. pouch III B. pouch IV C. pouch V D. none of the above |
D. none of the above
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38. The lateral nasal prominences develop from the:
A. intermaxillary segment B. pharyngeal arch I C. frontonasal prominence D. none of the above |
C. frontonasal prominence
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39. The secondary palate is derived from:
A. arch I B. intermaxillary segment C. both D. neither |
A. arch I
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40. The incisive foramen marks the junction between the primary and secondary palate.
A. true B. false |
A. true
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41. Failure of the palatine shelves to fuse with each other results in a defect in the:
A. upper lip B. maxilla C. uvula D. all of the above |
C. uvula
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42. Which of the following is not derived from the frontonasal prominence?
A. upper lip B. tip of the nose C. lower lip D. bridge of the nose |
C. lower lip
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43. The nasolacrimal groove is found between the lateral nasal prominence and the:
A. medial nasal prominence B. intermaxilary segment C. maxillary prominence D. mandibular prominence |
C. maxillary prominence
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44. The forebrain gives rise to the:
A. optic vesicle B. otic vesicle C. both D. neither |
A. optic vesicle
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45. The membranous labyrinth of the inner ear is derived from surface ectoderm.
A. true B. false |
A. true
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46. The iris of the eye is derived from surface ectoderm.
A. true B. false |
B. false
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47. The external acoustic meatus is derived from _____ one.
A. arch B. pouch C. cleft |
C. cleft
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48. The sclera of the eye is continuous with the dura mater of the brain.
A. true B. false |
A. true
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49. The auricle of the ear is derived from ______ one.
A. arch B. pouch C. cleft |
A. arch
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