https://www.khanacademy.org/science/bmc-grade-9-science/x345505a97fc4a662:life-processes-in-living-organisms/x345505a97fc4a662:nervous-system/v/nervous-system-central-peripheral-control-coordination-biology-khan-academy 2020-09-09T11:53:29Z Nervous system (central & peripheral) Let's explore the central and peripheral nervous system Mahesh Shenoy video https://cdn.kastatic.org/googleusercontent/1ag4PJ1JvGWfTXLibVTGymiB9-4Obf-cdwtgtH1s3OBUDRsVB-TbIU4zaHD9eyNfApYRk13JK6DCOabvo1GJiZfBwA Nervous system (central & peripheral) Let's explore the central and peripheral nervous system https://cdn.kastatic.org/ka-youtube-converted/RClEbcPD9q0.mp4/RClEbcPD9q0.mp4 615 Coordination https://www.khanacademy.org/science/biology/human-biology/neuron-nervous-system/v/anatomy-of-a-neuron 2021-03-23T22:19:12Z Anatomy of a neuron Neurons (or nerve cells) are specialized cells that transmit and receive electrical signals in the body. Neurons are composed of three main parts: dendrites, a cell body, and an axon. Signals are received through the dendrites, travel to the cell body, and continue down the axon until they reach the synapse (the communication point between two neurons). Sal Khan video https://cdn.kastatic.org/googleusercontent/Rrix3I9XqqAtLRbxXUKH-dgpg8iVCgVIkwH2WGb-cbt6r1tfcW8YS9T18QAite6Y8CBUsVFF4sGQTwYSu-X7xbVe Anatomy of a neuron Neurons (or nerve cells) are specialized cells that transmit and receive electrical signals in the body. Neurons are composed of three main parts: dendrites, a cell body, and an axon. Signals are received through the dendrites, travel to the cell body, and continue down the axon until they reach the synapse (the communication point between two neurons). https://cdn.kastatic.org/ka-youtube-converted/ob5U8zPbAX4.mp4/ob5U8zPbAX4.mp4 373 Coordination https://www.khanacademy.org/science/bridge-course-class-11th-biology/xfa1bbeaa3bc88e64:control-and-coordination/xfa1bbeaa3bc88e64:neuros-reflex-action-and-the-brain/v/reflex-action 2023-11-30T06:20:11.15616023Z Reflex action Let's summarise reflex actions and reflex arcs Mahesh Shenoy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Reflex action Let's summarise reflex actions and reflex arcs https://cdn.kastatic.org/ka-youtube-converted/ZU8NnAZ6kdY.mp4/ZU8NnAZ6kdY.mp4 198 Coordination https://www.khanacademy.org/science/bridge-course-class-11th-biology/xfa1bbeaa3bc88e64:control-and-coordination/xfa1bbeaa3bc88e64:neuros-reflex-action-and-the-brain/v/brain-parts-functions 2023-11-30T06:20:11.15616023Z Human brain (parts & functions) Let's explore the different parts and the functions of the brain Mahesh Shenoy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Human brain (parts & functions) Let's explore the different parts and the functions of the brain https://cdn.kastatic.org/ka-youtube-converted/NJcBSE5QMQ0.mp4/NJcBSE5QMQ0.mp4 281 Coordination https://www.khanacademy.org/science/revision-up-science-class-6-full-term/x00110b31861f2508:week-4/x00110b31861f2508:living-creatures-exploring-their-characteristics/v/response-to-stimulus-tropism 2023-11-30T06:20:11.15616023Z Response to stimulus (Tropism) Let's explore phototropism, thigmotropism, gravitropism and chemotropism Mahesh Shenoy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Response to stimulus (Tropism) Let's explore phototropism, thigmotropism, gravitropism and chemotropism https://cdn.kastatic.org/ka-youtube-converted/nYyyXF4l-pk.mp4/nYyyXF4l-pk.mp4 266 Coordination https://www.khanacademy.org/science/bridge-course-class-11th-biology/xfa1bbeaa3bc88e64:control-and-coordination/xfa1bbeaa3bc88e64:endocrine-glands/v/hormones-in-animals-endocrine-glands 2023-11-30T06:20:11.15616023Z Hormones in animals (Endocrine glands) Let's explore endocrine system and hormones in animals Mahesh Shenoy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Hormones in animals (Endocrine glands) Let's explore endocrine system and hormones in animals https://cdn.kastatic.org/ka-youtube-converted/dFDB5azaTOY.mp4/dFDB5azaTOY.mp4 314 Coordination https://www.khanacademy.org/science/bmc-grade-9-science/x345505a97fc4a662:life-processes-in-living-organisms/x345505a97fc4a662:nervous-system/v/movement-due-to-growth-plant-hormones 2023-11-30T06:20:11.15616023Z Movement due to growth (plant hormones) Let's explore the important plant hormones - Auxin, Gibberellin, Cytokinin, and Abscisic acid Mahesh Shenoy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Movement due to growth (plant hormones) Let's explore the important plant hormones - Auxin, Gibberellin, Cytokinin, and Abscisic acid https://cdn.kastatic.org/ka-youtube-converted/myWEJl46a1k.mp4/myWEJl46a1k.mp4 152 Coordination https://www.khanacademy.org/science/odisha-board-preparation-class-10in/x3c214daca98fdd3d:week-2/x3c214daca98fdd3d:control-and-coordination/e/control-and-coordination 2025-01-20T18:19:40.003158297Z Control and Coordination Let's practice vibhor exercise