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Ch. 26 The Urinary System
Martini - Fundamentals of Anatomy & Physiology 11th Edition
Martini, Nath, Bartholomew11th EditionFundamentals of Anatomy & PhysiologyISBN: 9780136874089Non è quello che usi tu?Cambia libro di testo
Tutti i libri di testoMartini, Nath, Bartholomew 11th EditionCh. 26 The Urinary SystemProblema 15
Capitolo 25, Problema 15

Which structures of the urinary system are responsible for the transport, storage, and elimination of urine?

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1
Identify the main components of the urinary system involved in urine handling after it is produced by the kidneys.
Understand that the transport of urine from the kidneys to the bladder is carried out by the ureters, which are muscular tubes that propel urine via peristalsis.
Recognize that the storage of urine occurs in the urinary bladder, a hollow, muscular organ that can expand to hold urine until it is convenient to eliminate it.
Know that the elimination of urine from the body is performed by the urethra, which carries urine from the bladder to the outside of the body during urination.
Summarize that the ureters are responsible for transport, the bladder for storage, and the urethra for elimination of urine.

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Urinary Tract Anatomy

The urinary tract includes structures such as the kidneys, ureters, bladder, and urethra. Each part plays a specific role in urine formation, transport, storage, and elimination, forming a continuous pathway for urine flow.
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The Urinary System

Urine Transport Mechanism

Urine is transported from the kidneys to the bladder through the ureters by peristaltic movements. This muscular contraction ensures unidirectional flow and prevents backflow, facilitating efficient urine movement.
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02:37
Active Transport

Urine Storage and Elimination

The urinary bladder stores urine until it reaches a threshold volume, triggering the urge to urinate. Urine is then eliminated through the urethra via coordinated muscle contractions during micturition.
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The Urinary System
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