A Simple Key For anatomy human heart Unveiled
A Simple Key For anatomy human heart Unveiled
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cholinergic system – neurotransmitter technique of acetylcholine, which incorporates its receptors plus the enzyme acetylcholinesterase.
antithrombin – anticoagulant that inactivates element X and opposes the conversion of prothrombin (component II) into thrombin while in the prevalent pathway.
blood stream – motion of blood through a vessel, tissue, or organ that is normally expressed concerning volume for every device of time.
typical iliac vein – certainly one of a pair of veins that flows in to the inferior vena cava at the extent of L5; the left typical iliac vein drains the sacral region; divides into external and inside iliac veins close to the inferior part of the sacroiliac joint
Command centre – compares values to their usual array; deviations result in the activation of an effector.
biaxial joint – sort of diarthrosis; a joint that permits for actions within just two planes (two axes).
calcitonin – peptide hormone developed and secreted because of the parafollicular cells (C cells) with the thyroid gland that capabilities to reduce blood calcium amounts.
Bachmann’s bundle – (also, interatrial band) group of specialised conducting cells that transmit the impulse directly from the SA node in read more the best atrium to your remaining atrium.
angiotensin I – protein produced by the enzymatic action of renin on angiotensinogen; inactive precursor of angiotensin II.
From the upper body and abdomen, several different internal membranes keep significant organs such as the lungs, heart, and kidneys separate from Other people.
central nervous program (CNS) – anatomical division with the anxious system Situated throughout the cranial and vertebral cavities, namely the brain and spinal wire.
bedsore – sore over the skin that develops when locations with the body start necrotising as a result of frequent strain and not enough blood provide; also called decubitis ulcers.
bipolar – condition of a neuron with two processes extending from the neuron mobile body—the axon and a person dendrite.
azygos vein – originates from the lumbar location and passes in the diaphragm in to the thoracic cavity on the best aspect in the vertebral column; drains blood from your intercostal veins, oesophageal veins, read more bronchial veins, and various veins draining the mediastinal area; leads to the superior vena cava.