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Human Anatomy & Physiology: The Urinary System

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Human Anatomy & Physiology: The Urinary System

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Questions and Answers

What is the primary function of the urinary system in terms of waste management?

Elimination of nitrogenous wastes (correct)

Production of red blood cells

Regulation of electrolytes

Activation of vitamin D

What is the location of the kidneys in the body?

Against the dorsal body wall at the level of T12 to L3 (correct)

In the pelvic cavity

Against the ventral body wall

At the level of L4 to S1

What is the function of the adipose capsule surrounding the kidney?

To filter blood and form urine

To produce erythropoietin

To provide protection to the kidney and keep it in its correct location (correct)

To regulate blood pressure

What is one of the ways the urinary system regulates homeostasis?

By maintaining acid-base balance in the blood Signup and view all the answers

What organ is responsible for the activation of vitamin D?

Kidney Signup and view all the answers

What is the function of the ureters in the urinary system?

To transport urine from the kidneys to the urinary bladder Signup and view all the answers

What is the primary function of the nephrons in the kidneys?

to filter waste and excess fluids from the blood Signup and view all the answers

What type of arterioles are attached to the glomerulus to maintain high pressure?

Large afferent arterioles Signup and view all the answers

What is the name of the cup-shaped structures that funnel urine towards the renal pelvis?

Calyces Signup and view all the answers

What is the outer region of the kidney?

Renal cortex Signup and view all the answers

What is the function of the podocytes in the glomerulus?

to cover the capillaries of the glomerulus Signup and view all the answers

What is the name of the triangular regions of tissue in the renal medulla?

Medullary pyramids Signup and view all the answers

What is the primary function of the glomerular capsule?

Filtration of water and solutes from the blood Signup and view all the answers

What is the location of cortical nephrons in the kidney?

Entirely in the cortex Signup and view all the answers

What is the function of peritubular capillaries?

Reabsorption of some substances from the collecting tubes Signup and view all the answers

What is the process by which water and solutes smaller than proteins are forced through capillary walls?

Filtration Signup and view all the answers

What is the name of the tubule that follows the glomerular capsule?

Proximal convoluted tubule Signup and view all the answers

What is the process by which substances are removed from the blood and added to the filtrate?

Secretion Signup and view all the answers