Sp04EX3 - BIOL 302 Spring 2004 Exam 3 Blue page ‘1 of6...

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Unformatted text preview: BIOL 302 Spring 2004 Exam 3 Blue page ‘1 of6 THIS EXAM HAS 40 QUESTIONS ON 6 PAGES. PLEASE CHECK NOW TO SEE THAT YOU HAVE ALL 6 PAGES! ++ SENTENCE COMPLETION ++ Structures 1 and 2 are found in which specific 2N cavity? In thIs group of questions, select the A‘ pericardial answer choice that best completes the B. dorsal statement or best answers the question. C. pelvic pleural For questions 1 through 3, refer to the diagram of mediastinum the pig below. k" While looking at a slide of lung tissue in her BIOL 302 lab, Jill observed the following: 1. Abundant cilia and goblet cells 2. Pseudostratified= ciliated, columnar epithelium re 3. Cartilage present in the form of rings 4. Muscularis mucosa present What part of the respiratory tract is Jill looking at? (A? trachea bronchus alveoli ' D. respiratory bronchiole /E‘. Do not choose this answer. Where does spermatogenesis take place? A. epididyrnis B. vas deferens C. seminal vesicles ? semim'ferous tubules . Wolffian ducts 1. This structure separates the abdominal cavity fr th th ' ' . . . om e oraCIC cavny 6. Place the followmg structures of the respiratory tree in order, considering how air enters the tree: A. l r B. 2 ‘v x ‘ C 3 7} a 1. secondary bronchi é] 4 .f‘ 2. bronchioles ' E' 5 f 3. alveolar ducts ' on 4. primary bronchi 2. In the dissection you performed in lab. the C rimlrlaftory bromhmles structure indicated by the 5 was covered by 9; ' a veg 1 . the :7 7. terminal bronchioles A. pleural membrane g B. pericardium 1' ’ ’ -’ " ’ ’ @ peritoneum D’ é’i’ 3’ 3’ 2’ ‘1”: D. l ' 7 a 3 I 3 3 rena membrane E_ 1 2 3 4 5 6 7 E. mesentery BlOL 302 Spring 2004 7. All of the following prevent accumulation of particles in the lungs EXCEPT A: escalator action of mucus—covered cilia ,zBl/‘nasal conchae (turbinates) ‘56. alveolar macrophages 7 _D/"Surfactant /E:' nasal hairs 8. All of the following are true regarding the vital capacity (VC) EXCEPT . ‘fj/ Lay/it is the total amount of air in the lungs after a maximal inspiration it is the maximal amount of air that can be exhaled after a maximal inhalation it is easily measured using a spirometer VC =1RV + TV + ERV VC = K: + ERV B. C. D. E. 9. The respiratory membrane through which gases diffuse includes all of the following EXCEPT . A. type I alveolar cells B. type II alveolar cells C. capillary endothelium D. an epithelial basement membrane a layer of smooth muscle 10. Which of the following contribute fluid to 35 ,- semen? \7. l. testes 72. seminal vesicles 3. prostate gland 4. bulbourethral gland A. B. C. 11. The individual data from a spirometry experiment are shown below. The FEVm/VC of this individual indicates that she 5 = z 7 : t—AMHHH NUWNUJN who) , 4 a 3 VC: 5.36 L FEV1_0:4.29 L lRV: 1.79L ERV: 2.21 L TV; 1.36 L A. has asthma B. has bronchitis has emphysema is normal E. Do not choose this answer. Exam 3 Blue page 2 of 6 Questions 12 and 13 refer to the record below. 3'8 23 4 B 593 12. The expiratory reserve volume was about C. 2.7L D 3.2L E. Do not choose this answer. 13. At the point in the record indicated by the letter X, what was occurring? A. The subject was inhaling restfully. B. The subject was inhaling maximally. j C. The subject was exhaling restfully. The subject was exhalng maximally. E. Do not choose this answer. BIOL 302 Spring 2004 Exam 3 Blue page 3 of 6 For questions 14 and 15 use the figures of the 15. provides nutn'ents for sperm motility female and male reproductive systems below. and greatly increases the volume of semen. 14. Syngamy Occurs in . A B. B A. A ,8." C 13.13 /D./D ,BfE Exam 3 Blue page 4 of 6 BIOL 302 Spring 2004 xii '5; "3 16. All of the following would decrease the ’ affinity of hemoglobin for oxygen EXCEPT phrenic nerve B. vagus nerve C. axillary nerve rithcreasing the temperature of the blood D. glossopharyngeal nerve Bilfincreasing the pH of the blood E. intercostal nerves [jg/increasing the BPG concentration in the blood 21. Which of the following statements is TRUE? ’9?” increasing the partial pressure of C02 in ‘ the blood A hemoglobin molecule that is 50% E. none of the above /' saturated has four 0; molecules attached. 17. Red blood cells do not consume any of the B. Normally, 60% of the carbon diOxide in oxygen they transport because they _. blood is dissolved in the plasma. /,w_ . Carbon dioxide binds to the heme Q}..lack mitochondria and generate ATP portion of hemoglobin. anaerobically D. Carbon dioxide—iron complexes are B. lack a nucleus and thus cannot make _A _ called carbamino compounds. ATP E, Normally, 1—2% of the oxygen in blood C. cannot remove oxygen from hemoglobin 'f is dissolved in the plasma. once oxygen is attached D. use carbon dioxide rather than oxygen 22. The inspiratory area receives inhibitory for ATP production impulses from 1 E. use ATP provided by nearby white blood Cells A. neurons in the expiratory area B. proprioceptors 18. Carbon monoxide is poisonous because it neurons in the pneumotaxic area D. neurons in the limbic system during anticipation of exercise A, stimulates the pneumotaxic area and E. central chemoreceptors that detect a thus inhibits the inspiratory area of the rising level of H+ medulla B. prevents unloading of oxygen from 23. In men, a decrease in the level of testosterone {hemoglobin in the blood causes the level of i . greatly increases the affinity of , -. “hemoglobin for oxygen A. inhibin to increase \owlocks binding of oxygen to hemoglobin B. F SH to decrease E. allows hemoglobin to lose oxygen too (’67 LH to increase rapidly as blood flows through tissue TD. GnRH to decrease capillaries E. None of the above 3 19. Which of the following is NOT a way that 24. During the female reproductive cycle, the 3 C02 is transported in the blood? endometrium would be thickest #_ A. combined with the globin part of Aaduring the menstrual phase hemoglobin in RBCs {EL/late in the secretory phase B. as dissolved C02 MC. just before ovulation (C) attached to bisphosphoglycerate D. early in the proliferative phase D. attached to albumin in plasma E. at the time of ovulation E. as part of bicarbonate ions 25. When lung surfactant is deficient \j/ 20. The diaphragm is stimulated to contract by the BIOL 302 P \_ f‘ y r ., B. C. (fr? E}: Spring 2004 the lungs collapse more during exhalation the effort required to inhale increases the surface tension of alveolar fluid is greater than nonnal all of the above only A and C 26. Which 0f the following is FALSE regarding the intrapleural pressure? Q It equals atrnOSpheric pressure B C: D. E. It is less than the alveolar pressure. It helps to keep the lungs expanded after exhalation. It is less than atmospheric pressure. It helps to keep the lungs expanded during inhalation. 27. The rate and depth of ventilation increase when WPOW? 28. During a normal quiet exhalation ’1. 2. ‘6‘. ©- \ 4. A. B. c. E. ibloodp C 02 increases blood pH decreases blood [H+] decreases bloodpozincreases ‘ \. ( H'ir concentration in central chemoreeeptors decreases stretched elastic fibers in the lungs recoil atmospheric pressure is lower than intrapleural pressure alveolar pressure is higher than atmospheric pressure surface tension of alveolar fluid contributes to lung elastic recoil : Hb—ii—hHh—l two.)me 29. The function of the "chloride shift” is to Exam 3 Blue A. B. .9?” D. /E. page 5 of 6 decrease hemoglobin's affinity for oxygen decrease hemoglobin’s affinity for carbon dioxide 'inaintain an electrical balance across the red blood cell membrane provide a buffer for the excess hydrogen ions produced by cellular respiration provide needed Chloride ions for blood plasma 30. Development of the primitive undifferentiated gonad into an ovary . A. B. C. D. begins during the fourth month after fertilization occurs because testosterone is not present is accompanied by regression of the Mullerian ducts occurs because two X chromosomes are present E. \i both B and D are true 31. Which of the following are androgens? WOW \eeewe GnRH LH testosterone DHT inhibin 32. The release of FSH is directly inhibited by A. high levels of estrogen B. moderate levels of estmgen C. high levels of testosterone D. inhibin @only B and D are true 33. The birth control pill A. B. contains estrogen and androgen contains estrogen and progestins BlOL 302 Spring 2004 Exam 3 Blue page 6 of6 ,. causes inhibition of FSH and LH follicular, estrogen, F SH g both B and C are true B. follicular, estrogen and progesterone, E both A and C are true FSH and LH C. follicular, progesterone alone, LH 34. In the testis, L-eyclig cells contain receptors for D. luteal, estrogen alone, LH . E. luteal, estrogen alone, F SH @ only LH 39. The blood testis barrier _. B. both FSH and LH C. both FSH and testosterone A. is formed by tight junctions between D. both LH and testosterone % Sertoli cells E. FSH, LH, and testosterone B. protects developing sperm from the immune system 35. Which of the following do Sertoli C. opens to allow type A Spertagonium to (sustentacular) cells secrete? ' move up ex all of the above are true inhibin @ only A and B are true ;. testosterone androgen—binding protein (ABP) 40. The hormone inhibin is secreted by _. 5L7 Mullerian—inhibiting substance (MIS) \ 5. relaxin A. developing follicles B. sertoli cells A 1, 3 C. - corpus luteum B. 2, 3, 4 (Wall ofthe above {Cg 3, 4 E. onlyA andBarc true D/J- 113,4 E 1, 2, 3,4, 5 36. The epididymis and vas deferens are derived from the embryonic A. genital tubercle B. labioscrotal swelling C. Mullerian ducts 37. Onset of puberty in both sexes is signaled by sleep—associated increases in the secretion of A. androgens B. ACTH (adrenocorticotropic hormone) C. oxytocin @ GnRH (gonadotropin releasing hormone) E. estradiol (an estrogen) 38. During the phase of the ovarian cycle, released by the dominant follicle causes negative feedback inhibition of __ release by the anterior pituitary. gage ywafim %é@@I@ néé©©s 2é$g@@ nééa®® Jééfi©i aééa@@ :_m" :' a駮®® s駩l$ fiéé®l® séi®®a ' véé©ga a$é5®@ Eéé@@i Hééi@@ mééfi§i méé©®a nééai® mééi®® aiéga® aéé uéé©n® 7 aééaoa uiafié® mié®®® fiéé®0® mé$@@@ aéé®®i nié©®© véé@o® wéé®i® mié®®® w$éa®® mééaéc M&é@@§ wéé©l® 3Qi§§®fi§w i) aimmswngmmmam fink 1mm zéécm@ 25é@®@ xéé@@l 4éé@@t wé駮@ E‘ééitfififiE; niéfi®® uééanfi 33é@@@ aéé®i® méi®®® ufié©®® $é3@@® méét®® méécaa ...
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This note was uploaded on 11/06/2010 for the course BIOL 302 taught by Professor De during the Fall '08 term at Purdue University-West Lafayette.

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Sp04EX3 - BIOL 302 Spring 2004 Exam 3 Blue page ‘1 of6...

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