उत्सर्जन तंत्र | excretory system | Kidney | nephron structure and function | Biology | Study vines
34:56
तंत्रिका तंत्र | Nervous system in hindi | human brain structure and function | Biology |Study vines
23:35
Excretory System | उत्सर्जन तंत्र | Kidney | गुर्दा | वृक्क | Khan GS Research Center | Patna
34:03
मानव हृदय की संरचना🫀| Human heart structure and function | Biology | Study vines official
24:50
Urinary System in hindi | उत्सर्जन तंत्र | Excretory System In Hindi | kidney | Nephrons | Bladder
27:53
Respiratory System | श्वसन तंत्र | Khan GS Research Center
34:39
महिला प्रजनन तंत्र | Female reproductive system in hindi | Menstural cycle | Biology | Study vines
27:06
रक्त परिसंचरण तंत्र | Blood circulatory system | धमनी | Artery | शिरा | Veins | Biology |Study vines
55:08