The 2-Minute Rule for human anatomy

The 2-Minute Rule for human anatomy

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cholinergic system – neurotransmitter procedure of acetylcholine, which incorporates its receptors and the enzyme acetylcholinesterase.

diffusion – movement of a substance from a location of bigger concentration to at least one of reduced concentration.

caudate – nucleus deep during the cerebrum that is part in the basal nuclei; together with the putamen, it is an element on the striatum.

cervical enlargement – region of your ventral (anterior) horn on the spinal wire that features a more substantial populace of motor neurons for the better range of and finer Charge of muscles on the higher limb.

deltoid ligament – wide intrinsic ligament located over the medial aspect on the ankle joint; supports the talus in the talocrural joint and resists excess eversion from the foot.

central sulcus – floor landmark in the cerebral cortex that marks the boundary amongst the frontal and parietal lobes.

arrector pili – easy muscle mass that is definitely activated in reaction to exterior stimuli that pull on hair follicles and make the hair “get up”.

condylar process of the mandible – thickened upward projection from posterior margin of mandibular ramus.

atrioventricular bundle – (also, bundle of His) group of specialised myocardial conductile cells that transmit the impulse in the AV node throughout the interventricular septum; variety the still left anatomy human heart and proper atrioventricular bundle branches.

descending tract – central nervous process fibres carrying motor commands through the Mind for the spinal twine or periphery.

immediate pathway – connections throughout the basal nuclei in the striatum for the globus pallidus inner section and substantia nigra pars reticulata that disinhibit the thalamus to extend cortical Charge of motion.

bundle of His – (also, atrioventricular bundle) group of specialised myocardial conductile cells that transmit the impulse website in the AV node through the interventricular septum; variety the still left and correct atrioventricular bundle branches.

This informative article is anxious generally Together with the gross framework as well as functionality of the skeleton of the traditional human Grownup.

corona radiata – within an oocyte, a layer of granulosa cells that surrounds the oocyte and that has to be penetrated by sperm ahead of fertilisation can occur.