honeypot link
skip to main content
skip to main content
Professional
Consumer
MERCK MANUAL
Consumer Version
HEALTH TOPICS
HEALTHY LIVING
SYMPTOMS
EMERGENCIES
DRUG INFO
RESOURCES
COMMENTARY
ABOUT US
HEALTH TOPICS
HEALTHY LIVING
Home
/
Kidney and Urinary Tract Disorders
/
Biology of the Kidneys and Urinary Tract
/
Biology of the Kidneys and Urinary Tract
Expand all
Collapse all
Overview of the Urinary Tract
Kidneys
Functions of the Kidneys
Water and electrolyte balance
Filtration and excretion
Regulation of blood pressure
Secretion of hormones
Ureters
Bladder
Urethra
Effects of Aging on the Urinary Tract
Age-related changes in the kidneys
Age-related changes in the ureters
Age-related changes in the urethra
Age-related changes in the prostate gland