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      <title>Scienza???? by Ludovico Negri</title>
      <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s</link>
      <description></description>
      <language>en-us</language>
      <pubDate>2020-12-27 17:28:05 UTC</pubDate>
      <lastBuildDate>2023-03-09 20:56:58 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
      <image>
         <url></url>
      </image>
      <item>
         <title>Corpo Umano</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507365813</link>
         <description><![CDATA[<div>Organizzazione gerarchica<br>-Cellula<br>-Tessuti<br>-Organi<br>-Apparati e sistemi</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:28:33 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507365813</guid>
      </item>
      <item>
         <title>Tessuti</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507367383</link>
         <description><![CDATA[<div>Si rigenerano grazie alle cellule staminali<br><br>Zigote -&gt; differenziamento</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:29:51 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507367383</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507369996</link>
         <description><![CDATA[<div>C3 a C19 e da C245 a C253</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:31:51 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507369996</guid>
      </item>
      <item>
         <title>Cavità</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507370693</link>
         <description><![CDATA[<div>Sono separate dal diaframma.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:32:25 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507370693</guid>
      </item>
      <item>
         <title>Cavità toracica</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507372357</link>
         <description><![CDATA[<div>contiene il cuore, i polmoni e l’esofago.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:33:37 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507372357</guid>
      </item>
      <item>
         <title>La cavità addominopelvica</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507373277</link>
         <description><![CDATA[<div>è suddivisa in cavità addominale<br>(stomaco, fegato, intestino<br>tenue, colon) e cavità pelvica<br>(organi genitali, vescica, retto).</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:34:15 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507373277</guid>
      </item>
      <item>
         <title>Sezioni</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507376731</link>
         <description><![CDATA[<div>Piano sagittale mediano - attraversa il corpo verticalmente, dividendolo in due metà destra e sinistra;<br><br>Piano frontale - suddivide una porzione anteriore e una posteriore;<br><br>Piano trasversale - taglia il corpo orizzontalmente.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:36:46 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507376731</guid>
      </item>
      <item>
         <title>Tessuti Epiteliali</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507380004</link>
         <description><![CDATA[<div>Svolge le funzioni di <strong>rivestimento</strong>, produzione di <strong>secreti </strong>e <strong>ricezione </strong>di <strong>stimoli esterni</strong>.<br><br>Può essere <strong>squamoso </strong>(o pavimentoso), <strong>cubico </strong>e <strong>cilindrico</strong>.<br><br>Più tipi, caratteristiche comuni:<br><br>-le <strong>giunzioni cellulari</strong><br>-una <strong>membrana basale</strong><br>-la capacità di <strong>rinnovarsi</strong><br>-l’assenza di <strong>vasi sanguigni</strong></div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 18:39:01 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507380004</guid>
      </item>
      <item>
         <title>Epiteli ghiandolari</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507423030</link>
         <description><![CDATA[]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:11:19 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507423030</guid>
      </item>
      <item>
         <title>Epiteli ghiandolari</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507423269</link>
         <description><![CDATA[<div>Specializzati nella <strong>sintesi </strong>e <strong>secrezione </strong>di sostanze. Formano:<br><br>-Ghiandole esocrine<br>-Ghiandole endocrine</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:11:32 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507423269</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507425540</link>
         <description><![CDATA[<div><strong>di rivestimento </strong>- ricoprono il corpo e le cavità interne;<br><br><strong>ghiandolari </strong>- con funzione secernente;<br><br><strong>sensoriali </strong>- costituiti da cellule specializzate per ricevere stimoli.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:13:28 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507425540</guid>
      </item>
      <item>
         <title>Tessuto Muscolare</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507427717</link>
         <description><![CDATA[<div>Costituisce il <strong>muscolo scheletrico Striato </strong>che permette i movimenti volontari, il <strong>muscolo Liscio </strong>che riveste gli organi interni, e il <strong>muscolo Cardiaco </strong>nel cuore.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:15:13 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507427717</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507432453</link>
         <description><![CDATA[<div>Un muscolo scheletrico è formato da fasci di <strong>fibre muscolari</strong><br><br>Ogni fibra muscolare è una cellula <strong>multinucleata</strong></div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:18:55 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507432453</guid>
      </item>
      <item>
         <title>Tessuti connettivi</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507435082</link>
         <description><![CDATA[<div>Propriamente detti:<br><br><br>Tessuto connettivo <strong>Denso</strong> (di tendini e legamenti);<br><br>Tessuto connettivo <strong>Lasso </strong>(fibrillare o reticolare);<br><br>Tessuto connettivo <strong>Lasso Adiposo</strong>.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:20:53 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507435082</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507439601</link>
         <description><![CDATA[<div>Specializzati:<br><br><br>Tessuto <strong>Osseo </strong>(con cellule dette osteoblasti e osteociti);<br><br><strong>Cartilagine </strong>(con cellule dette condrociti);<br><br>Tessuto <strong>Sanguigno </strong>(la matrice extracellulare è liquida, chiamata plasma).</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:24:35 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507439601</guid>
      </item>
      <item>
         <title>Tessuto Nervoso</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507442019</link>
         <description><![CDATA[<div>Ha la funzione di ricevere, elaborare e trasmettere gli <strong>impulsi</strong><br><br>Le unità fondamentali sono i <strong>neuroni</strong>, cellule in grado di<br>trasmettere gli impulsi nervosi. I neuroni possono essere<br>sensoriali, motori, interneuroni.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:26:22 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507442019</guid>
      </item>
      <item>
         <title>Organi</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507456107</link>
         <description><![CDATA[<div>È&nbsp;formato da più tessuti che coordinano le loro funzioni per svolgere un’unica attività.<br><br>Gli organi a loro volta sono riuniti in sistemi e apparati che cooperano tra loro.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 19:37:03 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507456107</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507502474</link>
         <description><![CDATA[<div><strong>Sistema nervoso</strong> - Encefalo, midollo spinale, nervi, organi di senso<br><br><strong>Sistema muscolare</strong> - Tessuto muscolare scheletrico<br><br><strong>Sistema endocrino</strong> - Ghiandole che producono ormoni<br><br><strong>Sistema scheletrico</strong> -&nbsp; Cranio, ossa piatte, gabbia toracica, colonna vertebrale, osso breve, osso lungo<br><br><strong>Apparato respiratorio</strong> - Polmoni, vie aeree superiori e inferiori<br><br><strong>Apparato tegumentario</strong> - Cute, ghiandole, unghie, peli<br><br><strong>Apparato digerente<br>Apparato urinario<br>Apparato riproduttore</strong></div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:15:58 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507502474</guid>
      </item>
      <item>
         <title>Membrane epiteliali</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507513858</link>
         <description><![CDATA[<div>La superficie interna del corpo e quella degli organi sono rivestite da membrane epiteliali interne che si distinguono in:<br><br><strong>Mucose</strong>, rivestono le cavità che comunicano con l’esterno<br>(membrane di bocca, stomaco)<br><br><strong>Sierose</strong>, rivestono cavità che non comunicano con<br>l’esterno (peritoneo, pleure, pericardio)</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:26:32 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507513858</guid>
      </item>
      <item>
         <title>Sistema scheletrico</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507519363</link>
         <description><![CDATA[<div>Le ossa svolgono importanti funzioni:<br><br><br>- <strong>proteggono </strong>gli organi interni<br><br>- sono una riserva di <strong>calcio</strong><br><br>- danno <strong>forma </strong>al corpo<br><br>- assistono la <strong>respirazione </strong>e producono i <strong>globuli rossi</strong><br><br>- collaborano con i sistemi linfatico, immunitario e digerente<br><br>- permettono il <strong>movimento</strong></div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:31:30 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507519363</guid>
      </item>
      <item>
         <title>Scheletro assile:</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507538470</link>
         <description><![CDATA[<div>Cranio, colonna vertebrale, gabbia toracica.<br><br>Protegge il <strong>tessuto nervoso</strong> del cervello e del midollo spinale, il cuore e i polmoni.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:51:03 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507538470</guid>
      </item>
      <item>
         <title>Scheletro appendicolare</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507539270</link>
         <description><![CDATA[<div>Arti, scapole, clavicole, bacino.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:51:52 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507539270</guid>
      </item>
      <item>
         <title>Ossa</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507540651</link>
         <description><![CDATA[<div>In base alla forma, le ossa si classificano come:<br><br><strong>Ossa piatte</strong> - cranio, bacino, coste<br><br><strong>Ossa lunghe</strong> - omero, femore<br><br><strong>Ossa brevi</strong> - polso, caviglia<br><br><strong>Ossa irregolari</strong> - vertebre</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:53:26 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507540651</guid>
      </item>
      <item>
         <title>Il tessuto osseo</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507543257</link>
         <description><![CDATA[<div>Si distingue in:<br><br>Tessuto osseo <strong>spugnoso - </strong>meno denso, ricco di aree lacunose<br><br>Tessuto osseo <strong>compatto - </strong>matrice extracellulare più densa</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:55:40 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507543257</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507545704</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/750516277/2c8a512f928dffae1b4273f8891f5362/image.png" />
         <pubDate>2023-03-07 20:58:05 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507545704</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507547062</link>
         <description><![CDATA[<div>La matrice ossea è composta da fibre di collagene, acqua e sali minerali cristallizzati.<br><br>Le cellule sono gli <strong>Osteoblasti </strong>(producono la matrice), gli <strong>Osteociti </strong>(regolano il calcio) e gli <strong>Osteoclasti </strong>(distruggono la<br>matrice).</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 20:59:29 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507547062</guid>
      </item>
      <item>
         <title>Ossa lunghe</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507550061</link>
         <description><![CDATA[<div>Formate da:<br><br>- <strong>Epifisi</strong> - all’estremità dell’osso, formate da<br>tessuto <strong>spugnoso</strong>, contengono <strong>midollo<br>osseo rosso</strong><br><br>- <strong>Diafisi</strong> - parte centrale, cilindro cavo<br>formato da osso <strong>compatto</strong>, cavità midollare<br>con <strong>midollo rosso</strong> nel bambino, <strong>giallo</strong><br>nell’adulto<br><br>- <strong>Metafisi </strong>- porzione intermedia, dove<br>avviene la crescita dell’osso</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 21:02:59 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507550061</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507550318</link>
         <description><![CDATA[]]></description>
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         <pubDate>2023-03-07 21:03:20 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507550318</guid>
      </item>
      <item>
         <title>Osteoni</title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507553123</link>
         <description><![CDATA[<div>Gli osteoni sono le <strong>unità funzionali</strong> dell’osso compatto.<br><br>Sono formati da <strong>lamelle concentriche</strong> di matrice extracellulare - nelle lacune centrali si trovano gli osteociti.</div>]]></description>
         <enclosure url="" />
         <pubDate>2023-03-07 21:06:37 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507553123</guid>
      </item>
      <item>
         <title></title>
         <author>ludoviconegri</author>
         <link>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507556268</link>
         <description><![CDATA[]]></description>
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         <pubDate>2023-03-07 21:10:11 UTC</pubDate>
         <guid>https://padlet.com/ludoviconegri/iqwguyqvwx0xg42s/wish/2507556268</guid>
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