Not known Factual Statements About human anatomy and physiology definition
Not known Factual Statements About human anatomy and physiology definition
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ascending tract – central nervous procedure fibres carrying sensory info in the spinal wire or periphery on the brain.
Mind stem – region of the adult Mind that features the midbrain, pons, and medulla oblongata and develops with the mesencephalon, metencephalon, and myelencephalon on the embryonic Mind.
dense body – sarcoplasmic construction that attaches into the sarcolemma and shortens the muscle as skinny filaments slide previous thick filaments.
dentin – bone-like tissue straight away deep on the enamel in the crown or cementum of the basis of the tooth.
amacrine cell – kind of cell from the retina that connects into the bipolar cells close to the outer synaptic layer and supplies The premise for early picture processing throughout the retina.
coronary sinus – significant, slender-walled vein to the posterior floor of the heart that lies throughout the atrioventricular sulcus and drains the heart myocardium specifically into the appropriate atrium.
bursa – connective tissue sac made up of lubricating fluid that forestalls friction amongst adjacent structures, like pores and skin and bone, tendons and bone, or concerning muscles.
counter current multiplier technique – involves the descending and ascending loops of Henle directing forming urine in opposing Instructions read more to produce a focus gradient when combined with variable permeability and sodium pumping.
aortic sinuses – tiny pockets from the ascending aorta close to the aortic valve which have been the areas in the baroreceptors (extend receptors) and chemoreceptors that induce a reflex that aids inside the regulation of vascular homeostasis.
apical ectodermal ridge – enlarged ridge of ectoderm with the distal end of a limb bud that stimulates advancement and elongation in the limb.
basilar artery – shaped from your fusion of The 2 vertebral arteries; sends branches for the cerebellum, Mind stem, as well as the posterior cerebral arteries; the main blood offer towards the Mind stem.
alveolar duct – compact tube that potential customers with the terminal bronchiole for the respiratory bronchiole and it is The purpose of attachment for alveoli.
clavicle – collarbone; elongated bone that articulates Along with the manubrium on the sternum medially plus the acromion on the scapula laterally.
alar plate – developmental location with read more the spinal twine that provides rise towards the posterior horn from the gray make any difference.