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Urinary System

Ureters --> Urethra

What is the function of the Ureters? transport Urine - from Kidneys --> Urinary Bladder
Where are the Ureters located? Retroperitoneal
What are the histological layers of the Ureters and their functions? 1. Fibrous Connective Tissue = reinforcement; 2. Smooth Muscle = Peristalsis; 3. Transitional Epithelium = allows expansion
How much fluid can the Urinary Bladder hold? 800ml
What is the function and location of the Urinary Bladder? Urine STORAGE - MIDLINE in Pelvic Cavity
What are the layers of the Urinary Bladder? 1. Trigone; 2. Detrusor Muscle; 3. Mucous Membrane
What is the histological make-up of the Mucous Membrane of the Bladder? Transitional Epithelium
What is the histological make-up of the Detrusor Muscle of the Bladder and its function? multi-layered Smooth Muscle - to push down on Urethra
What is the histological make-up of the Trigone of the Bladder and its function? Smooth (NO Rugae), Triangular Entrance/Exit relationship inside of Bladder
What is the composition and function of the INTERNAL Sphincter of the Bladder? Smooth Muscle = involuntary - opens to Urethra
What is the composition and function of the EXTERNAL Sphincter of the Bladder? Skeletal Muscle = voluntary - Choice to hold pee
What is the function of the Urethra? Urinary EXCRETION
Where is the Urethra located? passes through the Urogenital Diaphragm
What are some differences between Male and Female Urethrae? Length, # of Regions, susceptibility to Infection
Describe the Male Urethra. 8" long; 3 regions: 1. Prostatic Urethra, 2. Membranous Urethra, 3. Penile Urethra
Where do each of the male Urethrae pass through? Prostatic = Prostate, Membranous = Prostate Diaphragm, Penile = Penis
Describe the Female Urethra? 1 1/2", opens SUPERIOR to Vaginal Orifice
Created by: kristel387