Medical Terminology: Urinary System and Blood Flow in Nephron
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Questions and Answers

What is the main function of the urinary system?

  • Control heart rate
  • Produce red blood cells
  • Regulate body temperature
  • Regulate blood pH (correct)

Where are the kidneys located?

  • Intraperitoneal space
  • Within the chest cavity
  • Attached to the liver
  • Retroperitoneal space (correct)

Why is the right kidney smaller than the left?

  • To regulate electrolyte balance
  • To accommodate the liver on the right side of the body (correct)
  • Due to different functions performed by each kidney
  • Because it receives less blood flow

Which structure is NOT part of the urinary system?

<p>Spleen (A)</p> Signup and view all the answers

What is the function of the renal arteries?

<p>To carry blood from the heart to the kidneys (A)</p> Signup and view all the answers

Where does the renal papilla lead to?

<p>Renal pelvis (C)</p> Signup and view all the answers

What stays in the glomeruli during the filtration process?

<p>Proteins and blood cells (D)</p> Signup and view all the answers

Where does the filtered blood leave the kidneys?

<p>Renal vein (B)</p> Signup and view all the answers

What is the function of the ureters?

<p>Transport urine from the kidneys to the urinary bladder (D)</p> Signup and view all the answers

What is the main function of the urinary system?

<p>To remove waste products and medicines from the body (C)</p> Signup and view all the answers

What is the purpose of the efferent arteriole in the nephron?

<p>Connect the glomerulus and the peritubular capillaries (D)</p> Signup and view all the answers

What might higher amounts of protein found in urine indicate?

<p>Damage to the glomeruli (D)</p> Signup and view all the answers

Which organ stores urine in humans before disposal?

<p>Urinary bladder (B)</p> Signup and view all the answers

What affects the color of urine according to the text?

<p>The breakdown products of red blood cell destruction (D)</p> Signup and view all the answers

How might dehydration affect the color of urine?

<p>Produce a darker, concentrated hue (A)</p> Signup and view all the answers

What is significant about the urethra compared to other urologic organs?

<p>It is identical in males and females (D)</p> Signup and view all the answers

The urinary system is also known as the digestive tract.

<p>False (B)</p> Signup and view all the answers

The kidneys are roughly the size of a basketball.

<p>False (B)</p> Signup and view all the answers

The right kidney is larger than the left kidney.

<p>False (B)</p> Signup and view all the answers

The main function of the urinary system is to regulate blood pressure.

<p>True (A)</p> Signup and view all the answers

The renal medulla contains 15 to 16 rectangular structures known as medullary pyramids.

<p>False (B)</p> Signup and view all the answers

Each kidney is composed of the renal cortex, renal medulla, and renal pelvis.

<p>True (A)</p> Signup and view all the answers

The renal papilla is the structure where urine is transported to the calyces of the kidney for excretion.

<p>True (A)</p> Signup and view all the answers

The filtered blood leaves the kidneys through the renal artery to circulate through the body.

<p>False (B)</p> Signup and view all the answers

Aldosterone causes the reabsorption of chloride ions back into the blood in the distal tubule.

<p>False (B)</p> Signup and view all the answers

The antidiuretic hormone increases urine production by promoting water excretion.

<p>False (B)</p> Signup and view all the answers

The Bowman’s capsule encloses the glomerulus.

<p>True (A)</p> Signup and view all the answers

Efferent arterioles lead towards the glomerulus.

<p>False (B)</p> Signup and view all the answers

An MRI is a procedure used to produce an image by the creation of a magnetic field to give detailed information about the heart.

<p>False (B)</p> Signup and view all the answers

A renal biopsy involves the removal of a small piece of tissue to be used for microscopic examination.

<p>True (A)</p> Signup and view all the answers

Dialysis is a procedure in which shock waves are used to crush stones in the gallbladder.

<p>False (B)</p> Signup and view all the answers

A urethrogram is a procedure used to visualize the bladder after the introduction of a contrast material.

<p>False (B)</p> Signup and view all the answers

What is the main function of aldosterone in the nephron?

<p>Promotes reabsorption of sodium ions (B)</p> Signup and view all the answers

Which structure leads away from the glomerulus?

<p>Efferent arterioles (B)</p> Signup and view all the answers

What is the role of antidiuretic hormone in the urinary system?

<p>Decreases urine production (C)</p> Signup and view all the answers

What does the glomerular filtration rate test determine?

<p>Amount of plasma flowing through the kidneys (D)</p> Signup and view all the answers

What is the function of the loop of Henle in the kidneys?

<p>Re-absorb water and salts from urine (C)</p> Signup and view all the answers

Which structure in the nephron is responsible for draining urine into the collecting tubules?

<p>Proximal tubule (D)</p> Signup and view all the answers

What is the primary function of the renal calyx in the urinary system?

<p>Collect urine from the renal pyramids (B)</p> Signup and view all the answers

Which blood vessel supplies the kidneys with blood?

<p>Renal artery (C)</p> Signup and view all the answers

What does a pyelogram visualize?

<p>Kidney and pelvis (A)</p> Signup and view all the answers

What is the main purpose of a cystoscopy?

<p>Visualize the bladder (B)</p> Signup and view all the answers

What is the function of an intravenous pyelogram?

<p>An x-ray of the kidneys (C)</p> Signup and view all the answers

Which diagnostic study helps in determining the size, shape, and location of the kidneys?

<p>KUB (D)</p> Signup and view all the answers

What is the main difference between a nephrologist and a urologist?

<p>Nephrologists specialize in kidney diseases while urologists treat urinary tract and reproductive system conditions. (D)</p> Signup and view all the answers

What is the primary function of afferent arterioles in the urinary system?

<p>Lead into the glomerulus for filtration. (D)</p> Signup and view all the answers

How does the urinary system assist in maintaining homeostasis?

<p>By producing urine to remove waste products and regulate fluid balance. (D)</p> Signup and view all the answers

What is the significance of the structures of the urinary system in forming and expelling urine?

<p>The structures aid in removing waste products through urine formation and excretion. (A)</p> Signup and view all the answers

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