5 Simple Techniques For human anatomy and physiology definition
5 Simple Techniques For human anatomy and physiology definition
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arteriovenous anastomosis – brief vessel connecting an arteriole straight to a venule and bypassing the capillary beds.
acinus – cluster of glandular epithelial cells inside the pancreas that secretes pancreatic secretion inside the pancreas.
cortical response – next fertilisation, the release of cortical granules from the oocyte’s plasma membrane into your zona pellucida creating a fertilisation membrane that forestalls any even further attachment or penetration of sperm; part of the sluggish block to polyspermy.
dentin – bone-like tissue straight away deep for the enamel on the crown or cementum of the root of a tooth.
Safety from the heart, lungs, and also other organs and constructions inside the upper body makes a difficulty fairly different from that from the central anxious system. These organs, the functionality of which will involve motion, growth, and contraction, need to have a versatile and elastic protecting covering. Such a covering is provided by the bony thoracic basket, or rib cage, which types the skeleton of your wall from the upper body, or thorax.
calcaneofibular ligament – intrinsic ligament Found around the lateral aspect of the ankle joint, among the calcaneus bone and lateral malleolus on the fibula; supports the talus bone within the ankle joint and resists extra inversion from the foot.
arrector pili – easy muscle that is definitely activated in reaction to exterior stimuli that pull on hair follicles and make the human anatomy meaning hair “rise up”.
anterior interventricular sulcus – sulcus located between the still left and appropriate ventricles within the anterior floor of the heart.
cerebral cortex – outermost layer of gray subject during the brain, exactly where mindful notion will take location.
descending tract – central nervous process fibres carrying motor instructions with the brain to your spinal wire or periphery.
course switching – potential of B cells to alter the class of antibody they develop with out altering the specificity for antigen.
artery – blood vessel that conducts blood clear of the heart; could be a conducting or check here distributing vessel.
connective tissue – kind of tissue that serves to hold in place, connect, and combine the body’s organs and programs.
cerebral aqueduct – link from the ventricular program amongst the third and fourth ventricles located in the midbrain.