5 Simple Techniques For human anatomy and physiology definition
5 Simple Techniques For human anatomy and physiology definition
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circle of Willis – (also, arterial circle) anastomosis Situated at the base of the Mind that makes sure continual blood source; fashioned from branches of the internal carotid and vertebral arteries; materials blood to the Mind.
Mind stem – location with the adult Mind that features the midbrain, pons, and medulla oblongata and develops with the mesencephalon, metencephalon, and myelencephalon from the embryonic brain.
codon – consecutive sequence of three nucleotides on an mRNA molecule that corresponds to a selected amino acid.
cleavage furrow – contractile ring that varieties all around a mobile for the duration of cytokinesis that pinches the cell into two halves.
prevalent pathway – remaining coagulation pathway activated both via the intrinsic or perhaps the extrinsic pathway, and ending within the development of a blood clot.
Metabolism Anabolic reactions are making reactions, they usually take in Electricity. Catabolic reactions break elements down and release energy. Metabolism consists of each anabolic and catabolic reactions.
calcitonin – peptide hormone generated and secreted with the parafollicular cells (C cells) on the thyroid gland that capabilities to lower blood calcium ranges.
brachial artery – continuation in the axillary artery inside the brachium; provides blood to Considerably from the brachial location; presents off a number of lesser branches that deliver blood for the posterior floor on the arm from the location of the elbow; bifurcates in to the radial and ulnar arteries in the coronoid fossa.
cerebral cortex – outermost layer of grey make a difference from the brain, in which human anatomy and physiology aware notion requires spot.
anterior inferior iliac backbone – modest, bony projection located on the anterior margin from the ilium, underneath the anterior top-quality iliac backbone.
anterior here cardiac veins – vessels that parallel the compact cardiac arteries and drain the anterior surface area of the ideal ventricle; bypass the coronary sinus and drain right into the correct atrium.
arachnoid trabeculae – filaments concerning the arachnoid and pia mater throughout the subarachnoid House.
Betz cells – output cells of the main motor cortex that induce musculature to maneuver via synapses on cranial and spinal motor neurons.
atrioventricular septum – cardiac septum Situated between the atria and ventricles; atrioventricular valves can be found below.