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Dorsal Recumbent Position

By: Administrator, Views: 9921

Anatomic: Body erect, head facing forward, arms by the sides with palms to the front; used as a standard anatomical position of reference Dorsal recumbent: On back with lower extremities flexed and rotated outward; used in application of obstetric forceps, vaginal and rectal examination, and ...

Factors that affect conduction rates (myelination, axon diameter & temperature)

By: HWC, Views: 6760

• Several factors determine the rate of conduction of action potentials: • Myelination • Axon diameter • Temperature • The step-by-step depolarization of an axon is called continuous conduction and occurs along unmyelinated axons. • Neurons in the PNS have many axons that ...

Magnetic resonance imaging (MRI)

By: Administrator, Views: 9773

Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body in both health and disease. MRI scanners use strong magnetic fields, magnetic field gradients, and radio waves to generate images of the or...