Bio 175 chapters 15-20

Understanding the Urinary System and Homeostasis

This episode covers the urinary system's vital roles in waste elimination, fluid regulation, and homeostasis. From filtering 180 liters of blood daily to the multi-step process of urine formation, discover how hormones and electrolyte balance impact kidney function. Learn about the renin-angiotensin system and its connection to blood pressure and hydration.

The Respiratory System and How We Breathe

Discover the incredible mechanics of the respiratory system, from the role of alveoli in gas exchange to the brain's regulation of breath rhythm. Learn how hemoglobin serves as the body's oxygen transporter and how mitochondria power cellular respiration. Engage in thought-provoking activities that connect your breathing to body awareness and homeostasis.