human anatomy meaning Options
human anatomy meaning Options
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cone photoreceptor – on the list of two types of retinal receptor mobile that is definitely specialised for colour eyesight through the use of a few photopigments dispersed via a few different populations of cells.
cuticle – in hair, the outermost layer of keratinocytes originating with the hair matrix, as found inside of a cross-segment with the hair bulb.
bronchoconstriction – lessen in the size from the bronchiole as a consequence of contraction on the muscular wall.
adrenaline – Main and most strong catecholamine hormone secreted through the adrenal medulla in response to brief-time period anxiety.
articular tubercle – clean ridge Situated about the inferior skull, straight away anterior to the mandibular fossa.
Brodmann’s parts – mapping of regions with the cerebral cortex depending on microscopic anatomy that relates unique parts to functional variations, as explained by Brodmann within the early 1900s.
depolarise – to lessen the voltage distinction between The within and out of doors of the mobile’s plasma membrane (the sarcolemma for a muscle fibre), creating the inside considerably less unfavorable than at rest.
cornea – fibrous masking on the anterior location of the eye that is definitely transparent to ensure gentle can go through it.
clavicular notch – paired notches located within the top-quality-lateral sides in the sternal manubrium, for articulation Along with the clavicle.
atrium – (plural = atria) higher or acquiring chamber on the heart that pumps blood to the reduced chambers just before their contraction; the proper atrium gets blood through the systemic circuit that flows into the best ventricle; the still left atrium receives blood through the pulmonary circuit that flows in to the still left ventricle.
angle of your rib – percentage of rib with best curvature; collectively, the rib angles sort one of the website most posterior extent of your thoracic cage.
bundle of His – (also, atrioventricular bundle) team of specialised myocardial conductile cells that transmit the impulse within the AV node from the interventricular septum; kind the still left and right atrioventricular bundle branches.
anatomical lifeless space – air House current inside the airway that by no means reaches the alveoli and therefore never participates in gasoline exchange.
anterior corticospinal tract – division of the corticospinal pathway that travels throughout the ventral (anterior) column of anatomy human body the spinal cord and controls axial musculature throughout the medial motor neurons during the ventral (anterior) horn.