Human Anatomy: The Urinary System
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Questions and Answers

What is the passage of the urethra through the prostate gland in males?

  • Penile urethra
  • Prostatic urethra (correct)
  • Membranous urethra
  • Spongy urethra
  • Which nerve is responsible for the contraction of the internal urethral sphincter?

  • Pelvic nerve
  • Pelvic splanchnic nerve
  • Hypogastric nerve (correct)
  • Sacral nerve
  • What is the length of the female urethra?

  • 10 cm
  • 3-4 cm (correct)
  • 20 cm
  • 5-6 cm
  • Which part of the brain is responsible for integrating the micturition response?

    <p>Pons</p> Signup and view all the answers

    What type of epithelium is found near the bladder in the urethra?

    <p>Transitional epithelium</p> Signup and view all the answers

    What is the name of the muscle that voluntarily inhibits urination?

    <p>External urethral sphincter</p> Signup and view all the answers

    What is the primary function of the kidneys in the urinary system?

    <p>Maintaining the chemical consistency of the blood</p> Signup and view all the answers

    Where are the kidneys located in the body?

    <p>Retroperitoneally, lateral to T12–L3 vertebrae</p> Signup and view all the answers

    What is the term for the process by which the kidneys filter waste and excess substances from the blood?

    <p>Filtration</p> Signup and view all the answers

    What is the name of the network of autonomic fibers that supplies the kidneys?

    <p>Renal plexus</p> Signup and view all the answers

    What is the term for the microscopic functional units of the kidney?

    <p>Nephrons</p> Signup and view all the answers

    What is the name of the collecting duct that receives urine from the distal convoluted tubule?

    <p>Collecting duct</p> Signup and view all the answers

    What is the term for the process by which the kidneys reabsorb most nutrients, water, and essential ions from the filtrate?

    <p>Reabsorption</p> Signup and view all the answers

    What is the term for the process by which the kidneys actively remove undesirable molecules from the bloodstream?

    <p>Secretion</p> Signup and view all the answers

    What is the term for the muscular, collapsible tube that carries urine from the kidneys to the urinary bladder?

    <p>Ureter</p> Signup and view all the answers

    What is the term for the involuntary muscle that surrounds the urethra and helps to regulate urine flow?

    <p>Internal urethral sphincter</p> Signup and view all the answers

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