Textbook Question
Why must the kidneys establish a concentration gradient in the interstitial fluid of the renal medulla in order to produce concentrated urine?
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Ch. 24 The Urinary System
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814
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Table of contents
- Ch. 1 Introduction to Anatomy and Physiology24
- Ch. 2 The Chemistry of Life37
- Ch. 3 The Cell54
- Ch. 4 Histology46
- Ch. 5 The Integumentary System30
- Ch. 6 Bones and Bone Tissue36
- Ch. 7 The Skeletal System40
- Ch. 8 Articulations19
- Ch. 9 The Muscular System35
- Ch. 10 Muscle Tissue and Physiology29
- Ch. 11 Introduction to the Nervous System and Nervous Tissue28
- Ch. 12 The Central Nervous System41
- Ch. 13 The Peripheral Nervous System41
- Ch. 14 The Autonomic Nervous System and Homeostasis31
- Ch. 15 The Special Senses39
- Ch. 16 The Endocrine System42
- Ch. 17 The Cardiovascular System I: The Heart28
- Ch. 18 The Cardiovascular System II: The Blood Vessels43
- Ch. 19 Blood32
- Ch. 20 The Lymphatic System and Immunity41
- Ch. 21 The Respiratory System27
- Ch. 22 The Digestive System27
- Ch. 23 Metabolism and Nutrition7
- Ch. 24 The Urinary System39
- Ch. 25 Fluid, Electrolyte, and Acid-Base Homeostasis39
- Ch. 26 The Reproductive System10
- Ch. 27 Development and Heredity5
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814Not the one you use?Change textbook
Chapter 24, Problem 1
What are the four main organs of the urinary system?
Verified step by step guidance1
Understand that the urinary system is responsible for filtering blood, removing waste, and maintaining fluid and electrolyte balance in the body.
Recall that the urinary system consists of organs that work together to produce, store, and eliminate urine.
Identify the first organ: the kidneys, which filter blood to remove waste and produce urine.
Identify the second organ: the ureters, which are tubes that transport urine from the kidneys to the bladder.
Identify the third and fourth organs: the urinary bladder, which stores urine, and the urethra, which carries urine out of the body during urination.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Urinary System Overview
The urinary system is responsible for the production, storage, and elimination of urine, which helps regulate fluid balance, electrolytes, and waste removal in the body. It plays a crucial role in maintaining homeostasis and involves several key organs that work together to perform these functions.
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The Urinary System
Kidneys
The kidneys are two bean-shaped organs that filter blood to produce urine. They remove waste products and excess substances, regulate blood pressure, and maintain electrolyte balance. Each kidney contains nephrons, the functional units that perform the filtration process.
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Bladder and Urethra
The bladder is a muscular sac that stores urine until it is ready to be excreted. The urethra is the tube that carries urine from the bladder to the outside of the body. Together, they facilitate the storage and elimination of urine, completing the urinary system's function.
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Related Practice
Textbook Question
Predict the effects the following scenarios would have on glomerular filtration:
b. Having low arterial blood pressure (hypotension)
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Textbook Question
Which of the following is not a physiological process carried out by the kidneys?
a. Blood pressure regulation
b. Tubular reabsorption
c. Tubular secretion
d. Glomerular filtration
e. All of the above are physiological processes carried out by the kidneys.