5 Simple Statements About human anatomy & physiology Explained
5 Simple Statements About human anatomy & physiology Explained
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The Grownup human skeleton generally contains 206 named bones. These bones might be grouped in two divisions: axial skeleton and appendicular skeleton.
basal lamina – slender extracellular layer that lies beneath epithelial cells and separates them from other tissues.
bronchoconstriction – decrease in the scale with the bronchiole resulting from contraction of the muscular wall.
dentin – bone-like tissue instantly deep to your enamel on the crown or cementum of the foundation of a tooth.
cell membrane – membrane surrounding all animal cells, made up of a lipid bilayer interspersed with different molecules; also referred to as plasma membrane.
atrial reflex – (also, named Bainbridge reflex) autonomic reflex that responds to extend receptors while in the atria that mail impulses to your cardioaccelerator region to enhance HR when venous movement in to the atria increases.
dendrite – a person of many branchlike processes that extends with the neuron cell body and capabilities to be a Speak to for incoming alerts (synapses) from other neurons or sensory cells.
deep femoral artery – department of the femoral artery; presents increase into the lateral circumflex arteries.
articular disc – meniscus; a fibrocartilage framework identified amongst the bones of some synovial joints; provides padding or smooths actions between the bones; strongly unites the bones with each other.
bronchial artery – systemic department within the aorta that gives oxygenated blood on the lungs In combination with the pulmonary circuit.
anulus fibrosus – tough, fibrous outer percentage of an intervertebral disc, which is strongly anchored to the bodies of the adjacent vertebrae.
brachiocephalic vein – one among a set of veins that type get more info from a fusion from the external and inner jugular veins plus the subclavian vein; subclavian, exterior and internal jugulars, vertebral, and internal thoracic veins bring on it; drains the higher thoracic get more info location and flows into your excellent vena cava.
bulbourethral glands – (also, Cowper’s glands) glands that secrete a lubricating mucus that cleans and lubricates the urethra prior to And through ejaculation.
Mind situation – percentage of the skull which contains and protects the brain, consisting with the 8 bones that sort the cranial foundation and rounded higher skull.