https://www.khanacademy.org/science/up-biology-grade-11-revision-course-full-term/x01ceb15d0be61009:week-3/x01ceb15d0be61009:untitled-614/v/action-potential-production 2025-01-03T04:48:12.342642736Z Action Potential Production What are nerve impulses? How are they generated? What components are involved in their generation? Watch this video to learn more about the production of action potentials in neurons. Nivedhitha Suresh video https://cdn.kastatic.org/ka_thumbnails_cache/0e4cbfe4-0fec-44ff-9740-1358245bc60e_1280_720_base.png Action Potential Production What are nerve impulses? How are they generated? What components are involved in their generation? Watch this video to learn more about the production of action potentials in neurons. https://cdn.kastatic.org/ka-youtube-converted/wF7t9FrNRDM.mp4/wF7t9FrNRDM.mp4 654 Neural Control and Coordination https://www.khanacademy.org/science/ap-biology/cell-structure-and-function/facilitated-diffusion/v/sodium-potassium-pump-video 2023-04-04T21:01:09.417661961Z Sodium potassium pump The sodium-potassium pump is a trans-membrane protein that helps establish the resting membrane potential of cells, particularly neurons. In a process that requires ATP, the pump moves three sodium ions out of the cell for every two potassium ions it brings in. This contributes to the electric potential difference between the inside and outside of the cell. Sal Khan video https://cdn.kastatic.org/googleusercontent/Y0aAqx-V-2fUBSS5Q82FyCBplRx6bXTe14eT7-rRH4zOoTn5frmrhoeXVDiCs6ZB5E2ikKTpnnd0KAIXMIx07lI Sodium potassium pump The sodium-potassium pump is a trans-membrane protein that helps establish the resting membrane potential of cells, particularly neurons. In a process that requires ATP, the pump moves three sodium ions out of the cell for every two potassium ions it brings in. This contributes to the electric potential difference between the inside and outside of the cell. https://cdn.kastatic.org/ka-youtube-converted/vh166DKxYiM.mp4/vh166DKxYiM.mp4 438 Neural Control and Coordination https://www.khanacademy.org/science/health-and-medicine/nervous-system-and-sensory-infor/nervous-system-introduction-ddp/v/neurotransmitter-release 2023-08-17T23:33:36.770424498Z Neurotransmitter release Learn about the role of voltage gated calcium channels in triggering synaptic vesicles to release neurotransmitters. See how the frequency and duration of action potentials influence the amount and duration of neurotransmitter presence in the synaptic cleft. Matthew Barry Jensen video https://cdn.kastatic.org/googleusercontent/TjLCO1TIJvzsypffwh3DGywJDGUoyrea0CKrcPrsF_Z-MSabl1nX_AnYCOLvZtpEridZKaKNJBFjHC2Up_nLLO0i Neurotransmitter release Learn about the role of voltage gated calcium channels in triggering synaptic vesicles to release neurotransmitters. See how the frequency and duration of action potentials influence the amount and duration of neurotransmitter presence in the synaptic cleft. https://cdn.kastatic.org/ka-youtube-converted/Ac-Npt3vgCE.mp4/Ac-Npt3vgCE.mp4 260 Neural Control and Coordination https://www.khanacademy.org/science/up-biology-grade-11-revision-course-full-term/x01ceb15d0be61009:week-3/x01ceb15d0be61009:untitled-614/e/resting-membrane-potential-and-action-potential 2026-01-24T15:20:42.617490009Z Resting membrane potential and action potential This exercise has questions on resting membrane potential and action potential. Moumita Sen exercise https://www.khanacademy.org/science/up-biology-grade-11-revision-course-full-term/x01ceb15d0be61009:week-3/x01ceb15d0be61009:untitled-614/e/conduction-of-impulses 2026-04-08T00:54:09.631945657Z Conduction of impulses This exercise is about myelin sheaths, nodes of Ranvier, and synapses. Moumita Sen exercise https://www.khanacademy.org/science/up-biology-grade-11-revision-course-full-term/x01ceb15d0be61009:week-3/x01ceb15d0be61009:untitled-614/v/brain-parts-functions-fore-mid-hind-control-coordination-biology-khan-academy 2020-09-09T11:53:30Z Brain: Parts & functions (Fore, mid & hind) Let's learn the functions & parts of fore, mid & hindbrain. Mahesh Shenoy video https://cdn.kastatic.org/googleusercontent/lAVJujLrAfSu7vhCKu-0V4T0-LKlfz3bqbs7hKF0_2VUQUSuu-J99Z8PHho4ZWv8F0QOkG7MVl9j6gCMZ0t0uJfg Brain: Parts & functions (Fore, mid & hind) Let's learn the functions & parts of fore, mid & hindbrain. https://cdn.kastatic.org/ka-youtube-converted/DtkRGbTp1s8.mp4/DtkRGbTp1s8.mp4 876 Neural Control and Coordination https://www.khanacademy.org/science/up-biology-grade-11-revision-course-full-term/x01ceb15d0be61009:week-3/x01ceb15d0be61009:untitled-614/v/thalamus-hypothalamus-and-limbic-system 2023-05-16T11:42:45.366417523Z Thalamus, hypothalamus, and limbic system Come take a look at some amazing parts of our brain - the thalamus, the hypothalamus, and the limbic system. Khadijatul Qubra video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Thalamus, hypothalamus, and limbic system Come take a look at some amazing parts of our brain - the thalamus, the hypothalamus, and the limbic system. https://cdn.kastatic.org/ka-youtube-converted/zN90PHaLs4I.mp4/zN90PHaLs4I.mp4 558 Neural Control and Coordination https://www.khanacademy.org/science/up-biology-grade-11-revision-course-full-term/x01ceb15d0be61009:week-3/x01ceb15d0be61009:untitled-614/e/forebrain-and-reflex-action 2026-04-08T00:54:09.631945657Z Forebrain This exercise tests knowledge of the cerebral cortex, thalamus, hypothalamus, and limbic system. Moumita Sen exercise