human anatomy meaning Options

human anatomy meaning Options

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cone photoreceptor – one of several two varieties of retinal receptor cell that's specialised for colour vision with the use of three photopigments distributed through three independent populations of cells.

arm – area in the upper limb located among the shoulder and elbow joints; includes the humerus bone.

cribriform plate – tiny, flattened areas with various small openings, Positioned to both side in the midline in the ground in the anterior cranial fossa; fashioned because of the ethmoid bone.

action potential – modify in voltage of a cell membrane in response to some stimulus that ends in transmission of the electrical sign; special to neurons and muscle mass fibres.

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cardiac output (CO) – volume of blood pumped by Every single ventricle in the course of a single minute; equals HR multiplied by SV.

arrector pili – clean muscle that is certainly activated in reaction to external stimuli that pull on hair follicles and make the hair “stand up”.

aponeurosis – broad, tendon-like sheet of connective tissue that attaches a skeletal muscle mass to another skeletal muscle mass or into a bone.

dermal papilla – (plural = dermal papillae) extension of the papillary layer from the dermis that will increase floor Call in between the epidermis website and dermis.

anterior inferior iliac backbone – tiny, bony projection Found about the anterior margin of the ilium, underneath the anterior outstanding iliac backbone.

colloid – viscous fluid inside the central cavity of thyroid follicles, made up of the glycoprotein thyroglobulin.

aldosterone – hormone made and secreted from the more info adrenal cortex that stimulates sodium and fluid retention and boosts blood quantity and blood pressure level.

anatomical dead House – air Place present within the airway that never reaches the alveoli and as a consequence under no circumstances participates in gasoline Trade.

carbonic anhydrase (CA) – enzyme that catalyses the reaction that triggers carbon dioxide and drinking water to type carbonic acid.