Pulse of Physiology

Dr. Jim Davis
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Pulse of Physiology is a podcast that makes human physiology clear and approachable. Hosted by Dr. Jim Davis, each episode explores essential concepts like membrane potentials, transport mechanisms, and system-wide functions such as the nervous system. With an emphasis on foundational understanding and practical connections, the podcast simplifies complex topics, helping students and curious listeners alike grasp how the body maintains homeostasis and functions efficiently. Whether studying for exams or seeking to learn, Pulse of Physiology is your guide to the science of life.

  1. 04/23/2025

    Episode 82 - Reproductive system - Parturtion and lactation

    Explains the stages of labor and the hormonal regulation of childbirth and breastfeeding. Discusses the role of oxytocin and prostaglandins in labor, and prolactin and oxytocin in milk production and ejection.

    4 min

  2. 04/23/2025

    Episode 81 - Reproductive system - Fertilization and pregnancy

    Follows the journey from sperm-egg fusion through blastocyst formation and implantation. Highlights the role of hCG, the formation of the placenta, and key hormones like progesterone, estrogen, and hCG in sustaining pregnancy.

    3 min

  3. 04/21/2025

    Episode 80 - Reproductive system - Uterine cycle

    Covers the menstrual, proliferative, and secretory phases of the uterine cycle. Describes how estrogen and progesterone prepare the endometrium for implantation and how their withdrawal leads to menstruation when pregnancy does not occur.

    4 min

  4. 04/21/2025

    Episode 79 - Reproductive system - Ovarian cycle

    Explores the development and maturation of ovarian follicles through the follicular and luteal phases. Emphasizes the roles of FSH, LH, estrogen, progesterone, and inhibin, and explains how hormonal feedback regulates ovulation and corpus luteum function.

    4 min

  5. 04/18/2025

    Episode 78 - Reproductive system - Spermatogenesis

    Details the process of sperm development, distinguishing between spermatogenesis and spermiogenesis. Explains the roles of Sertoli and Leydig cells and describes how FSH, LH, testosterone, and inhibin regulate sperm production through hormonal feedback loops.

    4 min

  6. 04/18/2025

    Episode 77 - Reproductive system - Overview of the reproductive system

    Provides an introduction to the male and female reproductive systems, outlines homologous structures, and summarizes the functions of key reproductive hormones, including GnRH, FSH, LH, testosterone, estrogen, progesterone, and inhibin.

    4 min

  7. 04/16/2025

    Episode 76 - Digestive system - Hormonal and neural regulation of digestion

    Focuses on how the enteric nervous system (ENS), autonomic input, and digestive hormones like gastrin, secretin, and CCK regulate motility and secretion during the cephalic, gastric, and intestinal phases of digestion.

    4 min

  8. 04/16/2025

    Episode 75 - Digestive system - Physiology of digestion

    Breaks down the chemical digestion of carbohydrates, proteins, and fats. Introduces digestive enzymes and their sources, the role of hydrochloric acid, and how bile salts aid fat digestion. Wraps up with the role of the gut microbiome in digestion and health.

    5 min
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About

Pulse of Physiology is a podcast that makes human physiology clear and approachable. Hosted by Dr. Jim Davis, each episode explores essential concepts like membrane potentials, transport mechanisms, and system-wide functions such as the nervous system. With an emphasis on foundational understanding and practical connections, the podcast simplifies complex topics, helping students and curious listeners alike grasp how the body maintains homeostasis and functions efficiently. Whether studying for exams or seeking to learn, Pulse of Physiology is your guide to the science of life.

Information

  • Creator
    Dr. Jim Davis
  • Years Active
    2K
  • Episodes
    83
  • Rating
    Clean
  • Copyright
    © Dr. Jim Davis
  • Show Website
    Pulse of Physiology