human anatomy organs for Dummies

cholinergic program – neurotransmitter process of acetylcholine, which includes its receptors and the enzyme acetylcholinesterase.

amino acid – a protein’s monomer; features a central carbon or alpha carbon to which an amino team, a carboxyl group, a hydrogen, and an R group or facet chain is connected; the R team differs for all 20 common amino acids.

dense body – sarcoplasmic composition that attaches on the sarcolemma and shortens the muscle as slim filaments slide earlier thick filaments.

distal convoluted tubules – parts of the nephron distal on the loop of Henle that get hyposmotic filtrate from your loop of Henle and empty into collecting ducts.

corn – variety of callus that is definitely named for its shape and also the elliptical movement of your abrasive force.

DNA polymerase – enzyme that features in adding new nucleotides to your expanding strand of DNA for the duration of DNA replication.

dendrite – one particular of numerous branchlike processes that extends through the neuron cell here body and features for a contact for incoming alerts (synapses) from other neurons or sensory cells.

cornea – fibrous covering on the anterior area of the attention that may be clear to ensure light can pass through it.

amnion – clear membranous sac that encloses the building foetus and fills with amniotic fluid.

apical ectodermal ridge – enlarged ridge of ectoderm with the distal stop of a limb bud that stimulates development and elongation in check here the limb.

immediate pathway – connections within the basal nuclei from your striatum to the globus pallidus internal section and substantia nigra pars reticulata that disinhibit the thalamus to extend cortical control of movement.

brachiocephalic vein – considered one of a pair of veins that type from a fusion of the exterior and internal jugular veins and the subclavian vein; subclavian, external and inside jugulars, vertebral, and inner thoracic veins result in it; drains the higher thoracic area and flows into the remarkable vena cava.

connective tissue – form of tissue that serves to hold in position, connect, and combine the body’s organs and units.

adaptive immune response – relatively sluggish but very distinct and efficient immune reaction managed by lymphocytes.