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Urinary System
Ureters --> Urethra
| Question | Answer |
|---|---|
| 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 |