5 Simple Techniques For human anatomy meaning

arachnoid mater – middle layer with the meninges named to the spider-Net–like trabeculae that reach amongst it plus the pia mater.

cardiac notch – despair inside the medial floor of your inferior lobe on the remaining lung the place the apex in the heart is situated.

acromial stop of the clavicle – lateral end with the clavicle that articulates With all the acromion on the scapula.

costal cartilage – hyaline cartilage construction hooked up towards the anterior stop of each and every rib that gives for either direct or oblique attachment of most ribs for the sternum.

axillary artery – continuation with the subclavian artery because it penetrates the body wall and enters the axillary region; provides blood on the location around the head on the humerus (humeral circumflex arteries); nearly all the vessel proceeds in to the brachium and results in being the brachial artery.

atrial reflex – (also, called Bainbridge reflex) autonomic reflex that responds to stretch receptors in the atria that send impulses for the cardioaccelerator place to enhance HR when venous flow in to the atria raises.

atrioventricular (AV) node – clump of myocardial cells located in the inferior portion of the ideal atrium inside the atrioventricular septum; receives the impulse in the SA node, pauses, then transmits it into specialised conducting cells in the interventricular septum.

cortex – in hair, the second or middle layer of keratinocytes originating within the hair matrix, as observed in a cross-portion on the hair bulb.

checkpoint – development place in the cell cycle all through which certain disorders should be satisfied to ensure that the mobile read more to continue into a subsequence section.

acetabular labrum – lip of fibrocartilage that surrounds outer margin of the acetabulum about the hip bone.

Boyle’s law – connection among volume and stress as explained because of the system: P1V1 = P2V2.

When one particular considers the relation of such subdivisions of the skeleton for the smooth parts of the human body—such as the nervous program, the digestive method, the respiratory technique, the cardiovascular process, and also the voluntary muscles in the muscle program—it is obvious the functions in the skeleton are of read more a few different types: support, defense, and movement.

Betz cells – output cells of the main motor cortex that cause musculature to move through synapses on cranial and spinal motor neurons.

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

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