FAST REVISION
Physiology
Delta waves are high-amplitude, low-frequency brain waves that are most prominent during the deepest stage of NREM sleep, which is Stage 3 NREM, indicating deep sleep.
Dental Material
Strength and hardness of a gypsum model or cast are affected by water-powder ratio and porosity of cast
Physiology
Leptin is a hormone secreted by adipose tissue that acts on the hypothalamus to inhibit food intake and increase energy expenditure. It plays a key role in regulating body weight and metabolism by signaling satiety and modulating the sensation of hun