The adult human skeleton commonly includes 206 named bones. These bones is usually grouped in two divisions: axial skeleton and appendicular skeleton.
appendicular skeleton – all bones in the higher and decreased limbs, additionally the girdle bones that attach Each individual limb towards the axial skeleton.
cortical response – subsequent fertilisation, the release of cortical granules from your oocyte’s plasma membrane into the zona pellucida making a fertilisation membrane that stops any more attachment or penetration of sperm; Portion of the gradual block to polyspermy.
cerebrum – area in the adult Mind that develops from the telencephalon and is particularly to blame for greater neurological capabilities including memory, emotion, and consciousness.
ciliary body – sleek muscle mass framework on the inside surface with the iris that controls The form in the lens through the zonule fibres.
adrenal medulla – inner layer on the adrenal glands that plays an important position from website the strain response by producing adrenaline and noradrenaline.
Mind – the big organ of your central nervous procedure composed of check here white and gray make a difference, contained in the cranium and continuous Along with the spinal wire.
cytoskeleton – “skeleton” of a mobile; shaped by rod-like proteins that support the mobile’s condition and supply, between other capabilities, locomotive talents.
bilirubin – yellowish bile pigment manufactured when iron is faraway from haem and the remaining molecule is further damaged down into squander products and solutions.
areolar tissue – (also, free connective tissue) a style of connective tissue good that exhibits tiny specialisation with cells dispersed during the matrix.
Organic macromolecule – large molecule necessary for everyday living that is certainly developed from lesser organic and natural molecules.
bundle of His – (also, atrioventricular bundle) team of specialised myocardial conductile cells that transmit the impulse through the AV node from the interventricular septum; kind the left and correct atrioventricular bundle branches.
anatomical dead Room – air Room existing from the airway that by no means reaches the alveoli and thus hardly ever participates in fuel exchange.
bronchus – tube linked to the trachea that branches into quite a few subsidiaries and delivers a passageway for air to enter and depart the lungs.