human anatomy organs for Dummies

human anatomy organs for Dummies

Blog Article

cardiac skeleton – (also, skeleton on the heart) reinforced connective tissue located in the atrioventricular septum; involves 4 rings that surround the openings between the atria and ventricles, as well as openings towards the pulmonary trunk and aorta; The purpose of attachment for the heart valves.

acclimatisation – strategy of adjustment which the respiratory procedure helps make on account of Long-term publicity to substantial altitudes.

atrioventricular bundle branches – (also, left or ideal bundle branches) specialised myocardial conductile cells that arise through the bifurcation from the atrioventricular bundle and pass through the interventricular septum; bring on the Purkinje fibres and in addition to the ideal papillary muscle by way of the moderator band.

cleavage – type of mitotic cell division where the mobile divides but the overall quantity remains unchanged; this process serves to generate scaled-down and lesser cells.

acromegaly – problem in adults induced when abnormally significant amounts of GH trigger expansion of bones from the encounter, arms, and ft.

contralateral – phrase meaning “on the other side,” as in axons that cross the midline in a very fibre tract.

costal groove – shallow groove together the inferior margin of the rib that gives passage for blood vessels and a nerve.

bicipital groove – intertubercular groove; slender groove Positioned between the bigger and lesser tubercles of your humerus.

acute mountain sickness (AMS) – problem that occurs a results of acute publicity to significant altitude due to a minimal partial force of oxygen.

chorion – membrane that develops from the syncytiotrophoblast, cytotrophoblast, and mesoderm; surrounds the embryo and forms the foetal percentage of the placenta with the chorionic villi.

conducting zone – area from the respiratory system that features the organs and constructions click here that provide passageways for air and so are circuitously involved in gas exchange.

astrocyte – star-shaped cell in the central nervous technique that regulates ions and uptake and/or breakdown of some neurotransmitters and contributes to your development in the blood-brain barrier.

bipolar – shape of the neuron with two procedures extending from your neuron mobile body—the axon and 1 dendrite.

anterior longitudinal ligament – ligament that operates the length from the vertebral website column, uniting the anterior facets of the vertebral bodies.