The 2-Minute Rule for human anatomy meaning
The 2-Minute Rule for human anatomy meaning
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arteriovenous anastomosis – limited vessel connecting an arteriole directly to a venule and bypassing the capillary beds.
circulatory shock – also just referred to as shock; a existence-threatening healthcare affliction wherein the circulatory procedure is not able to provide adequate blood flow to deliver satisfactory oxygen along with other nutrients on the tissues to take care of mobile metabolism.
atrioventricular bundle branches – (also, still left or appropriate bundle branches) specialised myocardial conductile cells that come up within the bifurcation from the atrioventricular bundle and pass through the interventricular septum; bring on the Purkinje fibres as well as to the appropriate papillary muscle mass by using the moderator band.
cleavage furrow – contractile ring that forms close to a cell through cytokinesis that pinches the mobile into two halves.
articular tubercle – smooth ridge Positioned around the inferior cranium, quickly anterior towards the mandibular fossa.
anterior cavity – bigger body cavity Positioned anterior to the posterior (dorsal) body cavity; incorporates the serous membrane-lined pleural cavities for your lungs, pericardial cavity to the heart, and peritoneal cavity to the abdominal and pelvic organs; also known as ventral cavity.
Mind – the massive organ in the central anxious system composed of white and grey make any difference, contained inside the cranium and ongoing With all the spinal twine.
cornea – fibrous covering in the anterior location of the eye that's clear to ensure that gentle can go through it.
alar cartilage – cartilage that supports the apex of the nose and aids condition the nares; it is linked to the septal cartilage and connective tissue from the alae.
atrium – (plural = atria) higher or obtaining chamber on the here heart that pumps blood in to the reduce chambers just prior to their contraction; the ideal atrium gets blood through the systemic circuit that flows into the correct ventricle; the left atrium gets blood from your pulmonary circuit that flows into the remaining ventricle.
activation gate – Element of the voltage-gated Na+ channel that opens once the membrane voltage reaches threshold.
cardiac plexus – paired advanced community of nerve fibres near the base from the heart that receive sympathetic and parasympathetic stimulations to regulate HR.
blood-brain barrier (BBB) – physiological barrier amongst the circulatory method as well as central nervous procedure that establishes a privileged blood supply, proscribing the move of substances check here into your CNS.
brush border – fashioned by microvilli over the surface area of specific cuboidal cells; while in the kidney it can be present in the PCT; will increase surface area spot for absorption while in the kidney.