human anatomy definition Options

human anatomy definition Options

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cardiac skeleton – (also, skeleton from the heart) strengthened connective tissue located within the atrioventricular septum; consists of four rings that encompass the openings between the atria and ventricles, and also the openings towards the pulmonary trunk and aorta; The purpose of attachment for your heart valves.

diabetic issues mellitus – condition brought on by destruction or dysfunction of the beta cells on the pancreas or mobile resistance to insulin that brings about abnormally substantial blood glucose amounts.

coronary arteries – branches of the ascending aorta that supply blood to your heart; the still left coronary artery feeds the remaining side of your heart, the still left atrium and ventricle, as well as the interventricular septum; the best coronary artery feeds the proper atrium, parts of the two ventricles, and the heart conduction system.

angiotensinogen – inactive protein in the circulation produced by the liver; precursor of angiotensin I; have to be modified through the enzymes renin and ACE to be activated.

channel protein – membrane-spanning protein which has an inner pore which makes it possible for the passage of a number of substances.

cauda equina – bundle of spinal nerve roots that descend with the decrease spinal wire beneath the primary lumbar vertebra and lie inside the vertebral cavity; has the appearance of the horse’s tail.

capitate – from the lateral aspect, the 3rd with the four distal carpal bones; articulates With all the scaphoid and lunate proximally, the trapezoid laterally, the hamate medially, and primarily While get more info using the third metacarpal distally.

cornea – fibrous covering of your anterior region of the attention that is certainly transparent so that mild can human anatomy and physiology notes pass through it.

acute mountain sickness (AMS) – affliction that occurs a results of acute publicity to large altitude resulting from a low partial tension of oxygen.

blood – liquid connective tissue made up of mobile elements—erythrocytes, leukocytes, and platelets—along with a fluid extracellular matrix identified as plasma; element in the cardiovascular program.

colloid – viscous fluid within the central cavity of thyroid follicles, containing the glycoprotein thyroglobulin.

astrocyte – star-shaped mobile while in the central anxious method that regulates ions and uptake and/or breakdown of some neurotransmitters and contributes to your formation of your blood-Mind barrier.

Of such capabilities, assist is among the most primitive as well as the oldest; Similarly, the axial Portion of the skeleton was the first to evolve. The vertebral column, equivalent to the notochord in decreased organisms, is the most crucial assistance on the trunk.

bronchus – tube connected to the trachea that branches into numerous subsidiaries and gives a passageway for air to enter and depart the lungs.