DIAPHRAGM 



370 



DIARRHEA 



dialysis. 3. In microscopy, an apparatus placed be- 

 tween the mirror and object to regulate the amount of 

 light that is to pass through the object. D., Central 

 Stop, in microscopy, a diaphragm having a circular slit 



Diaphragm, Inferior Aspect. 

 I. Anterior and middle leaflet of central tendon. 2. Right 

 leaflet. 3 Left leaflet 4. Right crus. 5. Left crus. 6, 6. 

 Intervals for phrenic nerves. 7. Muscular fibers, from which 

 the ligamenta arcuata originate. 8. Muscular fibers that 

 arise from the inner surface of the six lower ribs 9. Fibers 

 that arise from ensiform cartilage. 10. Opening for inferior 

 vena cava. 11. Opening for esophagus. 12. Aortic opening. 

 J 3i !3- Upper portion of transversalis abdominis, turned up- 

 ward and outward 14. Anterior leaflet of transversalis 

 aponeurosis. 15, 15. Quadratus lumborum. 16, 16. Psoas 

 magnus. 17. Third lumbar vertebra. 



just within its margin, the center remaining opaque. 

 D. Iris, a device for changing or regulating the 

 amount of light directed upon an object under the 

 microscope. D. Opening. The opening in the disc 

 or apparatus of a microscope through which the 

 rays of light pass. It should be of about the 

 same size as that of the front lens of the 

 objective. 

 Diaphragmalgia {di-af-rag-mal' '-je-ah). See 



Diaph ragmatalgia . 

 Diaphragmatalgia (di-af-rag-mat-al' -je-ah) [Sid, 

 across; <f>pdy/ita , a wall; d/yoc, pain], Pair 

 in or neuralgia of the diaphragm. 

 Diaphragmatic (di-af-rag-maf '-ik) [Sid, across ; 

 <f>pdy/m, a wall. Relating to the diaphragm. 

 D. Hernia. See Hernia. D. Pleurisy. 

 See Pletirisy. 

 Diaphragmatitis (di-af-rag-mat-i'-tis) [did, 

 across; <ppdy/na, sl wall; trig, inflammation]. 

 Inflammation of the diaphragm. 

 Diaphragmatocele [di-af-rag-mat 1 '-o-sel) [Sid- 

 (ppay/ua, diaphragm; ktjAtj, hernia]. Hernia 

 through the diaphragm. 

 Diaphragmitis (di-af-rag-mi'-tis). See Dia- 

 phragmatitis. 

 Diaphragmodynia {di-af-rag-mo-din' -e-ah) [Sid- 

 <j>pay/ia, diaphragm; oSvvtj, pain]. Pain in 

 the diaphragm. 

 Diaphtherin [di-af'-ther-in) [SiafyMpeiv, to destroy]. 

 Oxychinaseptol ; a coal-tar derivative composed of 

 two molecules of oxychinolin and one of aseptol. It 

 is a yellow powder, with a phenol-like odor. It is 

 used as an antiseptic and bactericide in solutions vary- 

 ing in strength from I to 50 per cent. Its chief draw- 

 back is that it attacks silver-plated or nickel-plated 

 instruments, turning them black. Unof. 



Diaphylactic {di-af-il-ak'-tik) [Sia<pv?.aK7iKr>r, 



preserving]. Same as Prophylactic. 

 Diaphyseitis (di-af-iz-e-i'-tis) [Sidtyvoiq, a dia- 

 physis ; itiq, inflammation] . Inflammation of 

 a diaphysis. 

 Diaphysis {di-af -is-is) [Sid , between ; tyveiv, to 

 grow]. The middle part or shaft of any long, 

 cylindric bone, as considered apart from the 

 apophyses and epiphyses. In biology, applied 

 to an unusually elongated axis, as that of a 

 flower or flower-cluster. 

 Diaplex, or Diaplexus {di'-ap-leks, di-ap-leks'-iis) 

 [Sid, between ; plexus, a network]. The cho- 

 roid plexus of the third ventricle or diacele. 

 Diapophysial {di-ap-off-iz'-e-al) [Sic, apnrt ; 

 andipvcic, an outgrowth]. Relating to a dia- 

 pophysis. 

 Diapophysis(a'/-^/-(^ r/ -«-«) [Sid, apart ; and 

 an outgrowth]. The superior or articular pari 

 of a transverse apophysis, or its homologue. 

 Diapyema {di-ap-i-e'-mah) [Stcnrh/fta ; 



through; irvov, pus: //., Diapyemata\. An 



-20 



abscess. 

 Diapyesis 



through ; 

 Diapyetic 



rating]. 



The Diaphragm in its Relations to the Heart 

 and Lungs. 

 . Left ventricle. 2. Right ventricle. 3. Anterior coronary 

 arterv. 4. Left auricle. 5. Right auricle. 6. Superior vena 

 cava. 7. Pulmonary artery. 8. Origin of aorta. Q Arch of 

 aorta. 10. Innominate artery. 11. Right carotid. 12,12. 

 Subclavian arteriea. n- Scalenus anticus u. First rib. 

 irvnx. 16. Trachea. 17, 17. Pneumogastrics. 18, 18. 

 Phrenn-s 19. Right lung. 20 Left lung. 2t, 21 Dia- 

 phragm. 22, 22. Seventh pair of ribs. 



(di-ap-i-e'-sis) [ Siairl'ijms ; 6lM 

 tS >/(7ir, suppuration]. Suppuration. 

 (di-ap-i-t't'-ik) [StairwjTUcdg, supply 

 Promoting diapyesis or suppuration. 

 Diarch \di f -ark) [Sic, two; dpxoi, rulers]. In 

 biology, a term descriptive of radial fibro-vascultt 

 bundles having two ravs. 

 Diarrhea {di-ar-e'-ah) [Sid, through; phiv, to How]. 

 An abnormal frequency of evacuation of the feces, 

 which are watery, and sometimes acrid. D., Acute, 

 that due to cold, or t<> th. • ingestion of improper food at 

 chemir poisons. Tn severe forms it is associated with 

 collapse, and may in rare cases be followed by death. 



