The Definitive Guide to human anatomy meaning
The Definitive Guide to human anatomy meaning
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cone photoreceptor – one of many two kinds of retinal receptor cell that is definitely specialised for colour eyesight with the use of a few photopigments dispersed by means of 3 independent populations of cells.
arcuate line in the ilium – easy ridge Positioned at the inferior margin in the iliac fossa; varieties the lateral portion of the pelvic brim.
acromial end of the clavicle – lateral stop on the clavicle that articulates While using the acromion of your scapula.
costal cartilage – hyaline cartilage composition connected on the anterior conclusion of each rib that provides for either immediate or indirect attachment of most ribs on the sternum.
anterior cranial fossa – shallowest and most anterior cranial fossa with the cranial foundation that extends within the frontal bone towards the lesser wing on the sphenoid bone.
calcaneofibular ligament – intrinsic ligament Found over the lateral aspect from the ankle joint, involving the calcaneus bone and lateral malleolus with the fibula; supports the talus bone on the ankle joint and resists excess inversion in the foot.
depolarise – to lessen the voltage difference between the inside and outdoors of the mobile’s plasma membrane (the sarcolemma for the muscle mass fibre), building The within fewer detrimental than at relaxation.
coronoid check here process of the ulna – projecting bony lip Found over the anterior, proximal ulna; sorts the inferior margin from the trochlear notch.
broad ligament – huge ligament that supports the uterus by attaching laterally to both sides on the uterus and pelvic wall.
acrosomal reaction – launch of digestive enzymes by sperm that permits them to burrow with the corona radiata and penetrate the zona pellucida of the oocyte just before fertilisation.
axon segment – single extend of your axon insulated by myelin and bounded by nodes of Ranvier at either finish (except for the 1st, and that is following the initial phase, and the last, which is accompanied by the axon terminal).
cross-matching – blood examination for determination of compatibility involving donor RBC and affected person’s plasma.
bipolar – condition of a neuron with two procedures extending in the check here neuron mobile body—the axon and one dendrite.
absolute refractory time period – time for the duration of an motion period of time when One more motion probable can not be produced since the voltage-gated Na+ channel is inactivated.