Functions of the Digestive System Quiz
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Questions and Answers

What is the primary function of the posterior lobe of the pituitary gland?

  • Release thyroid hormones
  • Produce melatonin
  • Produce insulin
  • Release ADH and oxytocin (correct)

    • Which hormone is produced by the pineal gland?

  • Calcitonin
  • Melatonin (correct)
  • Aldosterone
  • Insulin

    • What is the primary role of the c cells of the thyroid gland?

  • Produce T3 and T4
  • Produce calcitonin (correct)
  • Produce aldosterone
  • Produce cortisol

    • Which hormone stimulates the release of thyroid hormones from the thyroid follicles?

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

    Where are adrenal androgens primarily produced?

    <p>Inner zone of the adrenal cortex</p> Signup and view all the answers

    What is the primary function of the hypothalamus in endocrine control?

    <p>Providing the highest level of endocrine control</p> Signup and view all the answers

    What is the primary function of the proximal convoluted tubule?

    <p>Reabsorption of ions, organic molecules, vitamins, water</p> Signup and view all the answers

    Which hormone is primarily responsible for restricting water reabsorption?

    <p>Antidiuretic hormone (ADH)</p> Signup and view all the answers

    What stimulates the interstitial endocrine cells to secrete testosterone in males?

    <p>Luteinizing Hormone (L H)</p> Signup and view all the answers

    What is the primary role of Androgens (Primarily Testosterone) in females?

    <p>Establish and maintain secondary sex characteristics</p> Signup and view all the answers

    Which of the following hormones stimulates the formation of the corpus luteum?

    <p>Luteinizing Hormone (L H)</p> Signup and view all the answers

    What is the primary function of the collecting duct in the kidneys?

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

    What initiates spermatogenesis and spermiogenesis in males?

    <p>Luteinizing Hormone (L H)</p> Signup and view all the answers

    What inhibits GnRH secretion in females?

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

    What is NOT a primary effect of Estrogens in females?

    <p>Stimulate L H secretion (at high levels)</p> Signup and view all the answers

    What is the primary role of progesterone in females?

    <p>Stimulates endometrial growth and glandular secretion</p> Signup and view all the answers

    Which part of the digestive system involves the movement of small organic molecules, electrolytes, and water across the digestive epithelium and into the interstitial fluid?

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

    What is the function of the nodes of Ranvier in a neuron?

    <p>Facilitating nerve impulse conduction</p> Signup and view all the answers

    Which cranial nerve is responsible for sending sensory information to the skin and chewing muscles?

    <p>Trigeminal nerve</p> Signup and view all the answers

    In the eye, which layer contains the neural layer responsible for photoreception?

    <p>Inner layer</p> Signup and view all the answers

    What is the function of the oval window in the inner ear?

    <p>Transmit sound waves to perilymph in scala vestibuli</p> Signup and view all the answers

    Which part of the endocrine system is responsible for the production of ADH, oxytocin, and regulatory hormones?

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

    What is the primary role of the spinal ganglia in a spinal segment?

    <p>House sensory neuron cell bodies</p> Signup and view all the answers

    The circular folds throughout the tubing of the intestines primarily serve to:

    <p>Increase surface area for enzyme action</p> Signup and view all the answers

    What is the main function of the synapse in a neuron?

    <p>Facilitate communication with other neurons</p> Signup and view all the answers

    What is NOT a function of the autonomic nervous system’s parasympathetic division?

    <p>Increasing respiratory rate during exercise</p> Signup and view all the answers

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