{"id":1460,"date":"2018-09-14T22:28:35","date_gmt":"2018-09-14T22:28:35","guid":{"rendered":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/?p=1460"},"modified":"2020-01-01T17:31:23","modified_gmt":"2020-01-02T01:31:23","slug":"bones-skull-ethmoid","status":"publish","type":"post","link":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/anatomyphysiologybones\/bones-skull-ethmoid\/","title":{"rendered":"Bones: Skull, ethmoid."},"content":{"rendered":"<p><a href=\"http:\/\/www.integrativewellnessandmovement.com\/iwmstudentresources\/iwmbones\/IWM-APBonesSkull-ethmoid.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Download these notes.<\/a><\/p>\n<p>Anatomy &amp; Physiology: Bones\u2014Skull, Ethmoid Bone.<\/p>\n<p>\u00a0<\/p>\n<p>Structure.<\/p>\n<ul>\n<li>Forms part of the anterior cranial floor and is a slender bone &#8220;wedged&#8221; midsagittally between the orbits (forms the medial wall of the orbits); transversely between the frontal and sphenoid bones; and posterior to the nasal bones thus forming part of the nasal septum and the nasal side walls.<\/li>\n<li>The name &#8220;ethmoid&#8221; means a sieve, sponge-like.<\/li>\n<li>Cribriform plate: forms the roof of the nasal cavity and contains the olfactory foramina where scents\/smells get transmitted to the brain.<\/li>\n<li>Crista galli: superior to the cribriform plate, triangular shaped. It is an important landmark because it is an attachment point for membranes separating the two halves of the brain.<\/li>\n<li>Perpendicular plate: inferior to the cribriform plate, and forms the upper part of the nasal septum.<\/li>\n<li>The ethmoid contains 3-18 &#8220;air spaces&#8221;. These are called the ethmoidal sinuses.<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<p>Function.<\/p>\n<p>\u00a0<\/p>\n<ul>\n<li>Superior and middle nasal concha: scroll-like formations on either side of the ethmoid. The concha increase surface area and helps &#8220;swirl&#8221; the air (create currents); warm and moisten the air; and helps to &#8220;clean&#8221; the air as foreign particles might stick to the mucous.<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<p>Clinical Significance.<\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n\n\n<div class=\"rl-gallery-container rl-loading\" id=\"rl-gallery-container-1\" data-gallery_id=\"6059\"> <div class=\"rl-gallery-description\">Ethmoid. Used with permission by 3D4Medical.<\/div> <div class=\"rl-gallery rl-basicgrid-gallery \" id=\"rl-gallery-1\" data-gallery_no=\"1\"> <div class=\"rl-gallery-item\"><a href=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid1-scaled.jpg\" title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid1-300x225.jpg\" width=\"300\" height=\"225\" alt=\"\" \/><\/a><\/div><div class=\"rl-gallery-item\"><a href=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid4-scaled.jpg\" title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid4-300x225.jpg\" width=\"300\" height=\"225\" alt=\"\" \/><\/a><\/div><div class=\"rl-gallery-item\"><a href=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid3-scaled.jpg\" title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid3-300x225.jpg\" width=\"300\" height=\"225\" alt=\"\" \/><\/a><\/div><div class=\"rl-gallery-item\"><a href=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid2-scaled.jpg\" title=\"\" data-rl_title=\"\" class=\"rl-gallery-link\" data-rl_caption=\"\" data-rel=\"lightbox-gallery-1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-content\/uploads\/2020\/01\/ethmoid2-300x225.jpg\" width=\"300\" height=\"225\" alt=\"\" \/><\/a><\/div> <\/div> <\/div>\n\n\n\n<p>References<\/p>\n\n\n\n<p>Biel,&nbsp;A. (2015).&nbsp;<em>Trail guide to the body: A hands-on guide to locating muscles, bones and more<\/em>.<\/p>\n\n\n\n<p>Jenkins,&nbsp;G., &amp; Tortora,&nbsp;G.&nbsp;J. (2012).&nbsp;<em>Anatomy and Physiology: From Science to Life, 3rd Edition International Stu<\/em>. John Wiley &amp; Sons.<\/p>\n\n\n\n<p>Muscolino,&nbsp;J.&nbsp;E. (2017).&nbsp;<em>The muscular system manual: The skeletal muscles of the human body<\/em>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Download these notes. Anatomy &amp; Physiology: Bones\u2014Skull, Ethmoid Bone. \u00a0 Structure. Forms part of the anterior cranial floor and is a slender bone &#8220;wedged&#8221; midsagittally between the orbits (forms the medial wall of the orbits); transversely between the frontal and sphenoid bones; and posterior to the nasal bones thus forming part of the nasal septum [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[],"class_list":["post-1460","post","type-post","status-publish","format-standard","hentry","category-anatomyphysiologybones"],"_links":{"self":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/posts\/1460","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/comments?post=1460"}],"version-history":[{"count":2,"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/posts\/1460\/revisions"}],"predecessor-version":[{"id":6060,"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/posts\/1460\/revisions\/6060"}],"wp:attachment":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/media?parent=1460"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/categories?post=1460"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmanatphys\/wp-json\/wp\/v2\/tags?post=1460"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}