{"id":43170,"date":"2025-04-25T11:10:37","date_gmt":"2025-04-25T11:10:37","guid":{"rendered":"https:\/\/idea.membrane.com\/songwriter\/?p=43170"},"modified":"2025-04-25T11:10:37","modified_gmt":"2025-04-25T11:10:37","slug":"spastic-seizure","status":"publish","type":"post","link":"https:\/\/kingarthur.com\/songwriter\/2025\/04\/25\/spastic-seizure\/","title":{"rendered":"Spastic Seizure"},"content":{"rendered":"<p><a href=\"http:\/\/kingarthur.com\/MegaEpix-Enormous\/multimedia\/XII\/Spastic-Seizure-I.mp3\">Spastic-Seizure-I.mp3<\/a><br \/>\n<a href=\"http:\/\/kingarthur.com\/MegaEpix-Enormous\/multimedia\/XII\/Spastic-Seizure-I.mp4\">Spastic-Seizure-I.mp4<\/a><br \/>\n<a href=\"http:\/\/kingarthur.com\/MegaEpix-Enormous\/multimedia\/XII\/Spastic-Seizure-Unplugged-Underground-XVIII.mp3\">Spastic-Seizure-Unplugged-Underground-XVIII.mp3<\/a><br \/>\n<a href=\"http:\/\/kingarthur.com\/MegaEpix-Enormous\/multimedia\/XII\/Spastic-Seizure-Unplugged-Underground-XVIII.mp4\">Spastic-Seizure-Unplugged-Underground-XVIII.mp4<\/a><br \/>\n<a href=\"http:\/\/kingarthur.com\/MegaEpix-Enormous\/multimedia\/XII\/Spastic-Seizure-intro.mp3\">Spastic-Seizure-intro.mp3<\/a><\/p>\n<p>[Intro]<br \/>\nAbnormal electrical activity<br \/>\n(In the brain)<br \/>\nFeel the weight, the gravity<br \/>\n(Of the strain)<\/p>\n<p>[Verse 1]<br \/>\nAre your ions (on)<br \/>\nDoes the flow know where to go<br \/>\nAction potential<br \/>\nIons are on (on and on)<\/p>\n<p>[Bridge]<br \/>\n(Zap!)<br \/>\nUnder attack<br \/>\n(A grand mal sprawl)<\/p>\n<p>[Chorus]<br \/>\nAbnormal electrical activity<br \/>\n(In the brain)<br \/>\nFeel the weight, the gravity<br \/>\n(Of the strain)<\/p>\n<p>[Verse 2]<br \/>\nCapacitance<br \/>\n(And resistance)<br \/>\nThe law of Ohm<br \/>\n(Om Ohm, Om Ohm)<\/p>\n<p>[Bridge]<br \/>\n(Zap!)<br \/>\nUnder attack<br \/>\n(A grand mal brawl)<\/p>\n<p>[Chorus]<br \/>\nAbnormal electrical activity<br \/>\n(In the brain)<br \/>\nFeel the weight, the gravity<br \/>\n(Of the strain)<\/p>\n<p>[Outro]<br \/>\n(Zap!)<br \/>\nStand back (back, back, back)<\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n<p>[Verse 3]<br \/>\nThe law of Ohm<br \/>\n(Om Ohm, Om Ohm)<br \/>\nIons on<br \/>\n(And on and on)<\/p>\n<p>[Bridge]<br \/>\n(Zap!)<br \/>\nUnder attack<br \/>\n[Instrumental, Guitar Solo]<br \/>\n(A grand mal thrawl)<\/p>\n<p>[Chorus]<br \/>\nAbnormal electrical activity<br \/>\n(In the brain)<br \/>\nFeel the weight, the gravity<br \/>\n(Of the strain)<\/p>\n<p>[Outro]<br \/>\n(Zap!)<br \/>\nStand back (back, back, back)<\/p>\n<p>A SCIENCE NOTE<\/p>\n<p class=\"\" data-start=\"0\" data-end=\"308\">A <strong data-start=\"40\" data-end=\"59\">spastic seizure<\/strong> (or tonic-clonic seizure, previously called a grand mal) involves <strong data-start=\"126\" data-end=\"171\">abnormal electrical activity in the brain<\/strong>, which triggers <strong data-start=\"188\" data-end=\"223\">involuntary muscle contractions<\/strong>. The physics and biology overlap here in some fascinating ways. Let\u2019s break it down:<\/p>\n<h2 class=\"\" data-start=\"315\" data-end=\"372\"><strong data-start=\"320\" data-end=\"372\">1. Electricity and the Brain: Basic Neurophysics<\/strong><\/h2>\n<p class=\"\" data-start=\"374\" data-end=\"449\">Your brain and nervous system are essentially <strong data-start=\"420\" data-end=\"448\">electrochemical circuits<\/strong>.<\/p>\n<h3 class=\"\" data-start=\"451\" data-end=\"479\">How neurons communicate:<\/h3>\n<ul data-start=\"480\" data-end=\"781\">\n<li class=\"\" data-start=\"480\" data-end=\"569\">\n<p class=\"\" data-start=\"482\" data-end=\"569\">Neurons use <strong data-start=\"494\" data-end=\"516\">electrical signals<\/strong> (called <strong data-start=\"525\" data-end=\"546\">action potentials<\/strong>) to transmit messages.<\/p>\n<\/li>\n<li class=\"\" data-start=\"570\" data-end=\"677\">\n<p class=\"\" data-start=\"572\" data-end=\"677\">These signals are caused by <strong data-start=\"600\" data-end=\"628\">ions (charged particles)<\/strong> like Na\u207a and K\u207a moving across the cell membrane.<\/p>\n<\/li>\n<li class=\"\" data-start=\"678\" data-end=\"781\">\n<p class=\"\" data-start=\"680\" data-end=\"781\">When the charge difference (voltage) across the membrane reaches a threshold, the neuron <strong data-start=\"769\" data-end=\"781\">&#8220;fires.&#8221;<\/strong><\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"783\" data-end=\"799\">Key Physics:<\/h3>\n<ul data-start=\"800\" data-end=\"1119\">\n<li class=\"\" data-start=\"800\" data-end=\"864\">\n<p class=\"\" data-start=\"802\" data-end=\"864\">Voltage: Difference in electric potential across the membrane.<\/p>\n<\/li>\n<li class=\"\" data-start=\"865\" data-end=\"912\">\n<p class=\"\" data-start=\"867\" data-end=\"912\">Current: Flow of ions down the neuron\u2019s axon.<\/p>\n<\/li>\n<li class=\"\" data-start=\"913\" data-end=\"1020\">\n<p class=\"\" data-start=\"915\" data-end=\"1020\">Capacitance and resistance: Membranes act like tiny capacitors (charge storage) with built-in resistance.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1021\" data-end=\"1119\">\n<p class=\"\" data-start=\"1023\" data-end=\"1119\">Ohm\u2019s Law applies: <strong data-start=\"1042\" data-end=\"1052\">V = IR<\/strong>, where current (I) is driven by voltage (V) across resistance (R).<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"1126\" data-end=\"1176\"><strong data-start=\"1132\" data-end=\"1176\">2. What Happens During a Spastic Seizure<\/strong><\/h2>\n<p class=\"\" data-start=\"1178\" data-end=\"1200\">A seizure occurs when:<\/p>\n<ul data-start=\"1201\" data-end=\"1439\">\n<li class=\"\" data-start=\"1201\" data-end=\"1270\">\n<p class=\"\" data-start=\"1203\" data-end=\"1270\">Large groups of neurons <strong data-start=\"1227\" data-end=\"1269\">fire uncontrollably and simultaneously<\/strong>.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1271\" data-end=\"1374\">\n<p class=\"\" data-start=\"1273\" data-end=\"1374\">The normal balance between <strong data-start=\"1300\" data-end=\"1314\">excitatory<\/strong> (go!) and <strong data-start=\"1325\" data-end=\"1339\">inhibitory<\/strong> (slow down!) signals is disrupted.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1375\" data-end=\"1439\">\n<p class=\"\" data-start=\"1377\" data-end=\"1439\">This causes a <strong data-start=\"1391\" data-end=\"1425\">&#8220;storm&#8221; of electrical activity<\/strong> in the brain.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"1441\" data-end=\"1490\">During a <strong data-start=\"1454\" data-end=\"1489\">spastic or tonic-clonic seizure<\/strong>:<\/h3>\n<ul data-start=\"1491\" data-end=\"1785\">\n<li class=\"\" data-start=\"1491\" data-end=\"1590\">\n<p class=\"\" data-start=\"1493\" data-end=\"1590\"><strong data-start=\"1493\" data-end=\"1508\">Tonic phase<\/strong>: Muscles suddenly stiffen (tonic contraction) due to <strong data-start=\"1562\" data-end=\"1589\">sustained neural firing<\/strong>.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1591\" data-end=\"1710\">\n<p class=\"\" data-start=\"1593\" data-end=\"1710\"><strong data-start=\"1593\" data-end=\"1609\">Clonic phase<\/strong>: Muscles <strong data-start=\"1619\" data-end=\"1649\">rapidly contract and relax<\/strong> (jerking), driven by rhythmic bursts of electrical activity.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1711\" data-end=\"1785\">\n<p class=\"\" data-start=\"1713\" data-end=\"1785\">The motor cortex (controls movement) is often the source or relay point.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"1792\" data-end=\"1852\"><strong data-start=\"1798\" data-end=\"1852\">3. Physics of the Spasms: Electromuscular Coupling<\/strong><\/h2>\n<p class=\"\" data-start=\"1854\" data-end=\"1891\">Muscle contractions are triggered by:<\/p>\n<ol data-start=\"1892\" data-end=\"2107\">\n<li class=\"\" data-start=\"1892\" data-end=\"1937\">\n<p class=\"\" data-start=\"1895\" data-end=\"1937\"><strong data-start=\"1895\" data-end=\"1913\">Nerve impulses<\/strong> reaching muscle fibers.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1938\" data-end=\"2000\">\n<p class=\"\" data-start=\"1941\" data-end=\"2000\"><strong data-start=\"1941\" data-end=\"1975\">Release of calcium ions (Ca\u00b2\u207a)<\/strong> inside the muscle cells.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2001\" data-end=\"2107\">\n<p class=\"\" data-start=\"2004\" data-end=\"2107\">Calcium allows <strong data-start=\"2019\" data-end=\"2039\">actin and myosin<\/strong> (muscle proteins) to slide past each other, contracting the muscle.<\/p>\n<\/li>\n<\/ol>\n<p class=\"\" data-start=\"2109\" data-end=\"2122\">In a seizure:<\/p>\n<ul data-start=\"2123\" data-end=\"2366\">\n<li class=\"\" data-start=\"2123\" data-end=\"2195\">\n<p class=\"\" data-start=\"2125\" data-end=\"2195\">The brain sends <strong data-start=\"2141\" data-end=\"2183\">excessive, repeated electrical signals<\/strong> to muscles.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2196\" data-end=\"2257\">\n<p class=\"\" data-start=\"2198\" data-end=\"2257\">Muscles respond with <strong data-start=\"2219\" data-end=\"2256\">violent, involuntary contractions<\/strong>.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2258\" data-end=\"2366\">\n<p class=\"\" data-start=\"2260\" data-end=\"2366\">The <strong data-start=\"2264\" data-end=\"2284\">rhythm of firing<\/strong> during the clonic phase often appears chaotic but is sometimes semi-synchronized.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"2373\" data-end=\"2431\"><strong data-start=\"2379\" data-end=\"2431\">4. Recovery and Aftermath: The Refractory Period<\/strong><\/h2>\n<p class=\"\" data-start=\"2433\" data-end=\"2451\">After the seizure:<\/p>\n<ul data-start=\"2452\" data-end=\"2762\">\n<li class=\"\" data-start=\"2452\" data-end=\"2547\">\n<p class=\"\" data-start=\"2454\" data-end=\"2547\">Neurons enter a <strong data-start=\"2470\" data-end=\"2490\">refractory state<\/strong> \u2014 they can\u2019t fire again until ionic balance is restored.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2548\" data-end=\"2645\">\n<p class=\"\" data-start=\"2550\" data-end=\"2645\">This involves <strong data-start=\"2564\" data-end=\"2573\">pumps<\/strong> (like the sodium-potassium pump) actively restoring charge differences.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2646\" data-end=\"2762\">\n<p class=\"\" data-start=\"2648\" data-end=\"2762\">That\u2019s why a person often appears <strong data-start=\"2682\" data-end=\"2721\">confused, exhausted, or unconscious<\/strong> post-seizure \u2014 the brain is \u201crebooting.\u201d<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"2769\" data-end=\"2810\">Bonus: What Triggers the Breakdown?<\/h2>\n<ul data-start=\"2812\" data-end=\"2986\">\n<li class=\"\" data-start=\"2812\" data-end=\"2842\">\n<p class=\"\" data-start=\"2814\" data-end=\"2842\"><strong data-start=\"2814\" data-end=\"2826\">Genetics<\/strong> (e.g. epilepsy)<\/p>\n<\/li>\n<li class=\"\" data-start=\"2843\" data-end=\"2861\">\n<p class=\"\" data-start=\"2845\" data-end=\"2861\"><strong data-start=\"2845\" data-end=\"2861\">Brain trauma<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"2862\" data-end=\"2892\">\n<p class=\"\" data-start=\"2864\" data-end=\"2892\"><strong data-start=\"2864\" data-end=\"2878\">High fever<\/strong> (in children)<\/p>\n<\/li>\n<li class=\"\" data-start=\"2893\" data-end=\"2914\">\n<p class=\"\" data-start=\"2895\" data-end=\"2914\"><strong data-start=\"2895\" data-end=\"2914\">Low blood sugar<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"2915\" data-end=\"2940\">\n<p class=\"\" data-start=\"2917\" data-end=\"2940\"><strong data-start=\"2917\" data-end=\"2940\">Drugs or withdrawal<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"2941\" data-end=\"2986\">\n<p class=\"\" data-start=\"2943\" data-end=\"2986\"><strong data-start=\"2943\" data-end=\"2960\">Strobe lights<\/strong> (photosensitive epilepsy)<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"2988\" data-end=\"3124\">These can all disrupt <strong data-start=\"3010\" data-end=\"3026\">ion channels<\/strong>, <strong data-start=\"3028\" data-end=\"3056\">neurotransmitter balance<\/strong>, or <strong data-start=\"3061\" data-end=\"3083\">network regulation<\/strong>, leading to runaway electrical activity.<\/p>\n<h3>From the album &#8220;<a href=\"\/songwriter\/tag\/zip-zap\/\">Zip-Zap<\/a>&#8220;<\/h3>\n","protected":false},"excerpt":{"rendered":"<p>Spastic-Seizure-I.mp3 Spastic-Seizure-I.mp4 Spastic-Seizure-Unplugged-Underground-XVIII.mp3 Spastic-Seizure-Unplugged-Underground-XVIII.mp4 Spastic-Seizure-intro.mp3 [Intro] Abnormal electrical activity (In the brain) Feel the weight, the gravity (Of the strain) [Verse 1] Are your ions (on) Does the flow know where to go Action potential Ions are on (on and on) [Bridge] (Zap!) Under attack (A grand mal sprawl) [Chorus] Abnormal electrical activity (In the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[3,9,14],"tags":[4119],"class_list":["post-43170","post","type-post","status-publish","format-standard","hentry","category-4d-music","category-daniel","category-lyrics","tag-zip-zap"],"_links":{"self":[{"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/posts\/43170","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/comments?post=43170"}],"version-history":[{"count":4,"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/posts\/43170\/revisions"}],"predecessor-version":[{"id":43183,"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/posts\/43170\/revisions\/43183"}],"wp:attachment":[{"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/media?parent=43170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/categories?post=43170"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kingarthur.com\/songwriter\/wp-json\/wp\/v2\/tags?post=43170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}