DERMOGRAFIZM

DERMOGRAFIZM (az derma va grapho – navishtan, tasvir kardan), ize, ki dar pust badi bo yagon chiz khat kashidan (angekhtan) boqi memonad. D. juzi va refleksi meshavad.
D.-i juzi aksulamali juzii raghoi pust javoban ba angezishi on tavassuti yagon ashyoi kund ast. Hangomi andake fishurdan, dar joi angezishyoftai pust rakhi safed (D.-i safed) paydo meshavad; dar mavridi sakhttar fishor ovardan boshad, rakhi surkh (D.-i surkh) ba vujud meoyad. Sababi D.-i safed tashannuj (spazm)-i ragho ast; D.-i surkh az vase shudani murag (kapillyar)-hoi pust darak medihad. Bazan D.-i surkh ba D.-i turrador tabdil meyobad, ki hangomi on rakhi paydoshuda az sathi pust balandtar qaror dorad. Agar dar asnoi angezishi sust va sakht D.-i safed paydo shavad, pas on alomati baland budani tonusi asabhoi simpatiki ast; agar D.-i surkh ba vujud oyad, on nishonai bartarii tonusi asabhoi parasimiatiki meboshad. D. hangomi bemorihoi gunoguni silsilai asab va tireotoksikoz metavonad tagyir yobad. Dar mavridi zahroludii vaznin va logarii organizm D. ba mushohida namerasad.
D.-i refleksi binobar refleksi harommagz ba vuqu mepayvandad; onro bisyor vaqt bo nugi suzan dar pusti takhtapusht ba vujud meorand. D.-i refleksi hangomi oseb yoftani reshachahoi qafoyu peshi harommagz va shokhahoi pahluii on mavjud nest, binobar in khati D. dar sathi mutobiq ba kanori boloi jarayoni patologi dar harommagz kanda meshavad. D. hamchunin dar mavridi illati asabi kanori niz mushohida nameshavad (iltihob, oseb, omos va g.).