Baaxadda gaduudka badanaa waa arrin muhim ah, sababtoo ah waxaan u maleyneynaa inay sidaas tahay Cilmi-baadhayaasha galmada ee ugu caansan, Masters iyo Johnson, ayaa sheegaya in qiyaasta guska aan saameyn ku lahayn jinsiga dumarka.
Dumarka iyo Qanacsanaanta Galmada
Cilmi-baarista Russell Eisenman ee ku saabsan aragtida dumarka ee ku qanacsanaanta galmada ayaa loo arkaa qiyaasta guska iyo ballanta. Haweeneydan oo keli ah oo haween ah oo da'doodu u dhaxayso 18 ilaa 25 ayaa la waydiiyay, "Marka galmo, oo dareemaya ka sii fiican, dhererka ama ballanta guska?" Looma tixgelineynin arimaha sida jacaylka, jimicsiga muuqaalka ama dareenka jacaylka.
Sahankan ayaa laga helay:
- Inta badan 50 haween ah ayaa sheegay in xajmiga uu ka muhiimsan yahay dhererka.
- Kaliya 5 haween ah ayaa sheegay in dhererku uu ka fiican yahay width. Xaqiiqda, guska dheer wuxuu sababi karaa raaxo la'aan.
- Midkoodna ma sheegin in cabbirka iyo width ay sidoo kale muhiim u yihiin.
- Midkoodna ma sheegin inayan aqoonin.
Xajmiga iyo dhererka
Waxaa jira dhowr sababood oo ah in guska loo yaqaan 'width width' lagu tilmaami karo galmo badan oo ku qanacsan haweenka. Marka hore, ballanka guska ee saldhigga wuxuu noqon karaa mid aad u kicin kara kintirka. Cilmi baadhayaashu waxay sidoo kale soo jeedinayaan in guska oo dhan uu dumarka siinayo 'dareen weyn oo buuxda' waana sidaas daraaddeed jidh ahaan iyo maskax ahaanba way qancinayaan.
Walaaca Miisaanka Ku Saabsan Heerka
Raggu waxay yareeyaan xajmiga guska, sababtoo ah waxay ka soo jeedaan kor. Cilmi baaris ayaa muujinaysa in ragga badani aaminsan yihiin in guskiisa uu ka yar yahay caadi marka ay dhab ahaantii leeyihiin guska caadiga ah ee caadiga ah.
Ilaha:
Kinsey, Alfred C. et al. (1948). Dabeecadda Galmada ee Labada Qof. Philadelphia: WB Saunders; Bloomington, IN: Indiana U. Press.
N Mondaini, R Ponchietti, P Gontero, GH Muir, A Natali, E Caldarera, S Biscioni M Rizzo. (2002) Dhererka guntu waa mid caadi ah ragga badankooda raadinaya nidaamyo xaddidan. Wargeyska Caalamiga ah ee Cilmi-baarista. Agoosto 2002, Volume 14, Number 4, Pages 283-286.
Smith A. MA; Jolley D .; Hocking J .; Benton K .; Gerofi J. (1998) Cabbirka guska wuxuu saameyn ku yeelanayaa iskudhufka iyo jabida? Wargeyska Caalamiga ah ee Cudurka STD & AIDS, Volume 9, Number 8, 1 Ogost 1998, pp. 444-447.