Chapter 17 Urinary System
Chapter 17 Urinary System
Components ---kidney produce urine ureters bladder>-cavity organs, conduct, store and urethra remove the urine functions remove waste products of metabolism requlate the homeostasis e secrete some bioactive factors- renin erythropoietin
1. Components ---kidney : produce urine ---ureters ---bladder -cavity organs, conduct, store and ---urethra remove the urine ---functions: remove waste products of metabolism regulate the homeostasis secrete some bioactive factors- renin, erythropoietin
cavity organs ● mucosa lepi-transitional epI /amina propria e muscularis:SMk、小 ● adventitia:CT
*cavity organs: mucosa: /epi-transitional epi /lamina propria muscularis: SM adventitia: CT
2 Kidney bean-shaped. 10-12cm in length, 5-6cm 弓形动脉 width 3-4cm n 叶间动脉 thickness 肾小盏 肾大盏 小叶间动脉 hilum BV LVn and ureters enter or out 、髓放线 肾盂 皮质迷路 renal pelvis: funnel-RIT 肾柱 shaped expension of/x 肾锥体 upper end of ureter calyx: branches of renal pelVIS
2. Kidney ---bean-shaped, 10-12cm in length, 5-6cm in width, 3-4cm in thickness ---hilum: BV, LV, N and ureters enter or out *renal pelvis: funnelshaped expension of upper end of ureter *calyx: branches of renal pelvis
1)General structure: capsule: DCT cortex: dark stained /medullary ray 弓形动脉 叶间动脉 /cortical labyrinth 肾小盏 medulla: slight stained 肾大盏 十小叶间动脉 放线 /renal pyramid 肾盂 二>皮质迷路 /renal columns 输尿管 肾柱 肾乳头 /renal papillae 肾锥体 / -minor calyX -major calyx pelvis
1) General structure: ---capsule: DCT ---cortex: dark stained /medullary ray /cortical labyrinth ---medulla: slight stained /renal pyramid /renal columns /renal papillae: -minor calyx -major calyx -pelvis