A human body consists of trillions of cells organized in a method that maintains distinct inside compartments. These compartments keep body cells divided from exterior environmental threats and maintain the cells moist and nourished. Additionally they separate internal body fluids from your plenty of microorganisms that develop on body surfaces, including the lining of sure passageways that hook up with the outer floor of the body.
atlantoaxial joint – series of a few articulations involving the atlas (C1) vertebra plus the axis (C2) vertebra, consisting of your joints involving the inferior articular processes of C1 as well as the superior articular procedures of C2, as well as the articulation concerning the dens of C2 as well as anterior arch of C1.
cartilage – semi-rigid connective tissue located about the skeleton in spots in which overall flexibility and clean surfaces aid motion.
apocrine sweat gland – variety of sweat gland that's affiliated with hair follicles in the armpits and genital regions.
corn – variety of callus that is certainly named for its shape plus the elliptical movement of the abrasive force.
central sulcus – surface area landmark of your cerebral cortex that marks the boundary concerning the frontal and parietal lobes.
autonomic anxious system (ANS) – practical division from the anxious program that's responsible for homeostatic reflexes that here coordinate Charge of cardiac and clean muscle, and glandular tissue.
deep femoral artery – branch in the femoral artery; offers increase for the lateral circumflex arteries.
carotid sinuses – smaller pockets near the foundation of the internal carotid arteries which are the areas in the baroreceptors and chemoreceptors that cause a reflex that aids within the regulation of vascular homeostasis.
atrium – (plural = atria) higher or getting chamber of the heart that pumps blood into your decrease chambers just previous to their contraction; the right atrium gets blood from your systemic circuit that flows into the ideal ventricle; the still left atrium receives blood from your pulmonary circuit that flows into your left ventricle.
course switching – capacity of B cells to alter the course of antibody check here they develop devoid of altering the specificity for antigen.
bundle of His – (also, atrioventricular bundle) team of specialised myocardial conductile cells that transmit the impulse through the AV node with the interventricular septum; type the left and appropriate atrioventricular bundle branches.
bipolar – shape of a neuron with two procedures extending from the neuron mobile body—the axon and 1 dendrite.
axon terminal – conclusion from the axon, wherever there are generally various branches extending towards the goal mobile.