Lammaanahan muraayadaha indhaha ee ragga ah ee quruxda badan ayaa leh qaab geesinnimo leh iyo naqshad heersare ah oo si aan kala sooc lahayn isugu daraa moodada iyo shaqaynta.Qaabka qaro weyn, oo ka samaysan acetate tayo sare leh, wuxuu soo saaraa dareen kalsooni iyo casriyeyn.Waxaa lagu heli karaa midabyo kala duwan, isku-dhafka casriga-casriga ah ee muraayadaha indhaha ayaa ku daraya taabashada xarrago, taas oo ka dhigaysa mid ku habboon waqtiyo kala duwan.