The 2-Minute Rule for anatomy human heart

baroreceptor reflex – autonomic reflex in which the cardiac centres check indicators through the baroreceptor extend receptors and control heart perform based on blood circulation.

anterior talofibular ligament – intrinsic ligament Positioned over the lateral aspect on the ankle joint, between talus bone and lateral malleolus of fibula; supports talus for the talocrural joint and resists excess inversion with the foot.

Talked about in this post as part of the axial skeleton is a third subdivision, the visceral, comprising the decrease jaw, some things of the upper jaw, and the branchial arches, such as the hyoid bone.

central canal – longitudinal channel while in the centre of each and every osteon; has blood vessels, nerves, and lymphatic vessels; often called the Haversian canal.

amacrine cell – type of cell in the retina that connects for the bipolar cells close to the outer synaptic layer and gives The idea for early impression processing within the retina.

blood islands – masses of developing blood vessels and fashioned elements from mesodermal cells scattered all through the embryonic disc.

calcitonin – peptide hormone developed and secreted via the parafollicular cells (C cells) with the thyroid gland that capabilities to lessen blood calcium amounts.

chemical synapse – link among two neurons, or in between a neuron and its concentrate on, exactly where a neurotransmitter diffuses across an exceptionally small length.

aortic sinuses – small pockets from the ascending aorta close to the aortic valve which can be the places of the baroreceptors (extend receptors) and chemoreceptors that cause a reflex that aids during the regulation of vascular homeostasis.

bronchial artery – systemic branch with the aorta that gives oxygenated blood on the lungs Together with the pulmonary circuit.

basilar artery – get more info fashioned in the fusion of the two vertebral arteries; sends branches to your cerebellum, Mind stem, and the posterior cerebral arteries; the key blood offer for the Mind stem.

bundle of His – (also, atrioventricular bundle) team of specialised myocardial conductile cells that transmit the impulse from your AV node throughout the interventricular septum; sort the left and correct atrioventricular bundle branches.

A distinctive characteristic of humans as compared with other mammals is erect posture. The human body is always to some extent just like a strolling here tower that moves on pillars, represented from the legs. Huge positive aspects have been attained from this erect posture, the Main among that has been the releasing with the arms for a terrific variety of makes use of.

articular cartilage – skinny layer of cartilage covering an epiphysis; minimizes friction and functions being a shock absorber.

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