{"id":203651,"date":"2025-03-20T12:12:25","date_gmt":"2025-03-20T12:12:25","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=203651"},"modified":"2025-03-20T12:12:28","modified_gmt":"2025-03-20T12:12:28","slug":"name-the-granular-and-agranular-wbcs","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/20\/name-the-granular-and-agranular-wbcs\/","title":{"rendered":"Name the granular and agranular WBCs"},"content":{"rendered":"\n

Name the granular and agranular WBCs. Give the major function of each type in the body.<\/p>\n\n\n\n

The correct answer and explanation is :<\/strong><\/mark><\/p>\n\n\n\n

Granular and Agranular White Blood Cells (WBCs) and Their Functions<\/h3>\n\n\n\n

White blood cells (WBCs), or leukocytes, are key components of the immune system and are categorized into granular<\/strong> and agranular<\/strong> types based on the presence of granules in their cytoplasm.<\/p>\n\n\n\n

Granular WBCs (Granulocytes)<\/strong><\/h4>\n\n\n\n
    \n
  1. Neutrophils<\/strong> \u2013 These are the most abundant WBCs, making up about 60-70% of all leukocytes. They are the first line of defense against infections and engulf pathogens through phagocytosis<\/strong>.<\/li>\n\n\n\n
  2. Eosinophils<\/strong> \u2013 These cells play a major role in allergic reactions and parasitic infections. They release enzymes to combat multicellular parasites like helminths.<\/li>\n\n\n\n
  3. Basophils<\/strong> \u2013 The least common WBCs, basophils release histamine<\/strong> and other chemicals during allergic reactions and inflammation, promoting vasodilation and attracting other immune cells.<\/li>\n<\/ol>\n\n\n\n

    Agranular WBCs (Agranulocytes)<\/strong><\/h4>\n\n\n\n
      \n
    1. Lymphocytes<\/strong> \u2013 These include B cells, T cells, and natural killer (NK) cells<\/strong>. B cells produce antibodies<\/strong>, T cells help in cell-mediated immunity<\/strong>, and NK cells destroy virus-infected and cancerous cells.<\/li>\n\n\n\n
    2. Monocytes<\/strong> \u2013 The largest WBCs, monocytes differentiate into macrophages<\/strong> and dendritic cells<\/strong>, which engulf pathogens and present antigens to lymphocytes for immune response.<\/li>\n<\/ol>\n\n\n\n

      Detailed Explanation (300 Words)<\/strong><\/h3>\n\n\n\n

      White blood cells (WBCs) are essential for protecting the body from infections and diseases. They are classified as granulocytes<\/strong> (which contain visible granules) and agranulocytes<\/strong> (which lack visible granules).<\/p>\n\n\n\n

      Granulocytes<\/strong> include neutrophils, eosinophils, and basophils. Neutrophils<\/strong> are the body\u2019s primary defense mechanism, quickly responding to infections by engulfing and digesting pathogens. Eosinophils<\/strong> mainly combat parasites and regulate allergic responses, while basophils<\/strong> play a significant role in allergies by releasing histamine, which causes inflammation.<\/p>\n\n\n\n

      Agranulocytes<\/strong> include lymphocytes and monocytes. Lymphocytes<\/strong> are specialized WBCs responsible for adaptive immunity. B lymphocytes<\/strong> produce antibodies, while T lymphocytes<\/strong> help destroy infected cells and regulate immune responses. Monocytes<\/strong> differentiate into macrophages<\/strong> and dendritic cells<\/strong>, which act as scavengers, engulfing microbes and dead cells, and presenting antigens to activate lymphocytes.<\/p>\n\n\n\n

      Together, WBCs form a complex and highly coordinated immune system, ensuring protection against pathogens, abnormal cells, and foreign substances.<\/p>\n","protected":false},"excerpt":{"rendered":"

      Name the granular and agranular WBCs. Give the major function of each type in the body. The correct answer and explanation is : Granular and Agranular White Blood Cells (WBCs) and Their Functions White blood cells (WBCs), or leukocytes, are key components of the immune system and are categorized into granular and agranular types based […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-203651","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/203651","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=203651"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/203651\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=203651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=203651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=203651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}