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Results for: 'resting%20potential'
By: Administrator, Views: 9910
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 ...
Coaductile pathway, Timing of contraction signal & Conduction system and ECG
By: HWC, Views: 6877
• When the system is healthy, the signal to contract the entire conduction system originates in the SA node - known as the heart's pacemaker. • The SA node triggers contraction because it depolarizes at a faster rate than other parts of the conduction system. • The wave of excitation fr...
Metabolic Rate, Heat and Thermoregulation - response to heat and cold stresses
By: HWC, Views: 6868
• A neuron group in the anterior portion of the hypothalamus controls heat balance. • Neurons in the preoptic region of the hypothalamus integrate signals that come from thermoreceptors. • The temperature control center in the preoptic region propagates control signals to two other part...
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