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Call Stack
#TimeMemoryFunctionLocation
10.0003363568{main}( ).../index.php:0
20.0006364936require( '/var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-blog-header.php ).../index.php:17
30.0011374544require_once( '/var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-load.php ).../wp-blog-header.php:13
40.0014384880require_once( '/var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-config.php ).../wp-load.php:50
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( ! ) Deprecated: Function Yoast\WP\SEO\Conditionals\Schema_Blocks_Conditional::get_feature_flag is <strong>deprecated</strong> since version Yoast SEO 20.5 with no alternative available. in /var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-includes/functions.php on line 5423
Call Stack
#TimeMemoryFunctionLocation
10.0003363568{main}( ).../index.php:0
20.0006364936require( '/var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-blog-header.php ).../index.php:17
30.0011374544require_once( '/var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-load.php ).../wp-blog-header.php:13
40.0014384880require_once( '/var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-config.php ).../wp-load.php:50
50.0026463264require_once( '/var/www/vhosts/strokeneurosurgeon.hk/httpdocs/wp-settings.php ).../wp-config.php:92
60.344335439600do_action( $hook_name = 'init' ).../wp-settings.php:623
70.344335439976WP_Hook->do_action( $args = [0 => ''] ).../plugin.php:517
80.344335439976WP_Hook->apply_filters( $value = '', $args = [0 => ''] ).../class-wp-hook.php:332
90.490645146768Yoast\WP\SEO\Loader->load_integrations( '' ).../class-wp-hook.php:308
100.494645319256Yoast\WP\SEO\Loader->conditionals_are_met( $loadable_class = 'Yoast\\WP\\SEO\\Integrations\\Blocks\\Schema_Blocks' ).../loader.php:209
110.494845325440Yoast\WP\SEO\Conditionals\Feature_Flag_Conditional->is_met( ).../loader.php:271
120.494845325440Yoast\WP\SEO\Conditionals\Schema_Blocks_Conditional->get_feature_flag( ).../feature-flag-conditional.php:16
130.494845325440_deprecated_function( $function_name = 'Yoast\\WP\\SEO\\Conditionals\\Schema_Blocks_Conditional::get_feature_flag', $version = 'Yoast SEO 20.5', $replacement = ??? ).../schema-blocks-conditional.php:20
140.494845325760trigger_error( $message = 'Function Yoast\\WP\\SEO\\Conditionals\\Schema_Blocks_Conditional::get_feature_flag is <strong>deprecated</strong> since version Yoast SEO 20.5 with no alternative available.', $error_type = 16384 ).../functions.php:5423
透視腦神經系統 – 香港微創腦及脊椎神經外科手術中心

透視腦神經系統

一般人總有興趣去暸解腦部疾病,但是儘管閱讀或聽到許多資訊,也不見得到正確的知識被報導,甚至有許多難以理解的內容。而且,醫學的進展日新月異,新的真相陸續被釐清。腦袋是非常複雜的器官,至今還有許多人類尚未解開的謎題,針對認識腦部疾病,要取得正確知識,我們便要由認識腦神經系統開始了。

一般我們所謂的中樞神經系統可分成腦部及脊髓兩部分,前者包括大腦、腦幹及小腦,而後者則包括 8 節頸脊髓、12 節胸脊髓、5 節腰脊髓及 5 節薦脊髓。相對於中樞神經的週邊神經系統,則包括 12 對顱腦神經、30 對脊神經,以及交感、副交感兩大部分的自主神經系統。

大腦分為左右兩半球,大腦半球中央部分有基底核。從外表來看可將大腦半球分成幾個葉,前面部分、大概是在額頭的地方稱為額業,在頭頂的部分是頂葉,睡覺靠著枕頭的地方是枕葉,在額葉及頂葉的下面是顳葉,也就是位於一般俗稱太陽穴的位置。

大腦半球下端連著腦幹,腦幹具有控制吞嚥、呼吸及心跳等维持生命的功能,可细分為中腦、橋腦及延髓三部分。腦幹部分發出 12 對顱腦神經處理腦神經訊息的神經核。因此,醫學常以「腦幹死亡」作為對一個人失去生命的標準。

小腦是位於後顱窩的腦組織,小腦在感覺感知,協調性和運動控制中扮演重要角色。小腦通過丘腦等通路與大腦皮層相連,從而支配運動協調性的作用。

脊髓是延伸自腦幹,由脊椎保護著。脊椎會在頸及腰部擴展,在脊椎的外圍是神經的白質道,其中有感覺及運動神經元,用來傳導感覺訊息與運動指令。


大腦結構

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