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The Urinary Syst em 泌泌泌

The Urinary System 泌尿系统

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Composition Ureter 输尿管-conduct urine from kidneys to bladder Kidney 肾-form urine Ureter 输尿管-conduct urine from kidneys to bladder Bladder 膀胱-receives and stores urine Urethra 尿道-conducts urine from bladder to exterior of body Ureter Bladder Urethra

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Page 1: The Urinary System 泌尿系统

The Urinary System泌尿系统

Page 2: The Urinary System 泌尿系统

Kidney 肾- form urine Ureter 输尿管- conduct urine fr

om kidneys to bladder Bladder 膀胱- receives and st

ores urine Urethra 尿道- conducts urine f

rom bladder to exterior of body

Composition

Urethra

Bladder

Ureter

Kidney

Page 3: The Urinary System 泌尿系统

Superior extremity

Kidney 肾

Inferior extremity

Medial border Lateral border

General features

Bean shaped, reddish-brown organs

Two extremities

Two borders

Page 4: The Urinary System 泌尿系统

Kidney 肾 Renal hilum 肾门- a vertical slit

on the medial border of kidney Renal pedicle 肾蒂 the structures which enter and leave t

he renal hilum, including the renal vein, renal artery, renal pelvis, lymphatic vessels and nerves

Renal pedicle

Renal hilum

Page 5: The Urinary System 泌尿系统

Kidney 肾 Renal sinus 肾窦 The renal hilum extends into a large c

avity within the kidney Occupied by the renal vessels, minor r

enal calices 肾小盏 , major renal calices 肾大盏 , renal pelvis 肾盂 and some adipose tissue 脂肪组织

Renal sinus

Page 6: The Urinary System 泌尿系统

Renal structure 肾的结构 Renal cortex 肾皮质

Renal columns 肾柱 Renal medulla 肾髓质

Renal pyramids 肾锥体 Renal papilla 肾乳头

Minor renal calices 肾小盏 Major renal calices 肾大盏 Renal pelvis 肾盂

Page 7: The Urinary System 泌尿系统

Coverings of kidney 肾的被膜 Fibrous capsule 纤维囊 Fatty renal capsule 脂肪囊 Renal fascia 肾筋膜

Fibrous capsule

Renal fascia

Fatty renal capsule

Fibrous capsule

Page 8: The Urinary System 泌尿系统

Position of Kidney 肾的位置 Lie behind the peritoneum 腹膜后 on either side of the vertebral colu

mn 脊柱的两侧 Left kidney lies at the level from t

he lower border of T11 to L2 Right kidney lies slightly lower tha

n the left kidney, at the level from the upper border of T12 to L3

Page 9: The Urinary System 泌尿系统

Renal region 肾区 the area between 12th rib and

the lateral margin of erector spinae 竖脊肌

Page 10: The Urinary System 泌尿系统

Position of Kidney

Page 11: The Urinary System 泌尿系统

Ureters 输尿管 Muscular tube, about 25cm l

ong Three parts

Abdominal part 腹段 Pelvic part 盆段 Intramural part 壁内段

Abdominal part

Intramural part

Abdominal part

Page 12: The Urinary System 泌尿系统

Bladder 膀胱 General features pyramidal in shape when empty Apex 尖 Fundus 底 Body of bladder 体 Neck 颈

Fundus of bladder

Body of bladder

Neck of bladder

Apex of bladder

Page 13: The Urinary System 泌尿系统

Interior of bladder 内部结构 Trigone of bladder 膀胱三角

Trigone of bladder

Page 14: The Urinary System 泌尿系统

Location of bladder 膀胱的位置 lies in the lesser pelvis 小骨盆 ,

behind the pubic symphysis耻骨联合 in front of seminal vesicle, am

pulla ductus deferentis 输精管壶腹 and rectum 直肠 in the male

in front of uterus 子宫 and vagina 阴道 in the female.

Page 15: The Urinary System 泌尿系统

Urethra 尿道 Female urethra Relatively short (about

5cm long), wide and straight