▁Earth ▁view ▁ ▁Category : Str at ov ol cano es ▁of ▁Indones ia ▁Category : Sub du ction ▁vol cano es ▁Category : Vol cano es ▁of ▁S umb awa ▁Category : Mount ains ▁of ▁Indones ia ▁Category : Active ▁vol cano es ▁of ▁Indones ia ▁Category : VE I - 7 ▁vol cano es ▁Category : Cal der as ▁of ▁Indones ia ▁Category : Two - th ous and ers ▁of ▁Asia <0x0A> </s> ▁During ▁development ▁of ▁the ▁heart , ▁the ▁or ifice ▁of ▁the ▁sin us ▁ven os us ▁lies ▁ob liqu ely , ▁and ▁is ▁guard ed ▁by ▁two ▁val ves , ▁the ▁right ▁and ▁left ▁ven ous ▁val ves ; ▁above ▁the ▁opening ▁these ▁un ite ▁with ▁each ▁other ▁and ▁are ▁continuous ▁with ▁a ▁fol d ▁named ▁the ▁sept um ▁sp ur ium . ▁ ▁References ▁▁ ▁Category : Em b ry ology ▁of ▁card i ov asc ular ▁system <0x0A> </s> ▁Lang arus ▁( ; ▁died ▁ 3 3 5 ▁BC ), ▁king ▁of ▁the ▁Ag ri ani ans , ▁was ▁a ▁contemporary ▁of ▁Alexander ▁the ▁Great ▁( 3 3 6 – 3 2 3 ▁BC ), ▁with ▁whom ▁he ▁ing r ati ated ▁himself ▁even ▁before ▁the ▁death ▁of ▁Philip ▁II , ▁previous ▁king ▁of ▁Mac ed on . ▁Lang arus ▁rendered ▁Alexander ▁important ▁services ▁during ▁Alexander ' s ▁expedition ▁against ▁the ▁Il ly ri ans ▁and ▁Ta ul anti ans ▁shortly ▁after ▁his ▁acc ession , ▁when ▁the ▁Aut ari ata e ▁were ▁prepar ing