Examlex
Sympathetic stimulation of cardiac muscle cells produces stronger and faster contractions because proteins that pump Ca²⁺ out of the cell are inhibited,which reduces Ca²⁺ concentration in the sarcoplasm.
Pronation
The movement of rotating the forearm or foot so that the palm or sole is facing downwards or backwards.
Circumduction
A circular movement of a body part, such as a limb, that outlines a cone shape.
Circumduction
A movement that combines flexion, extension, abduction, and adduction in such a way that the distal end of the body part moves in a circle.
Rotation
The act of rotating around an axis or center, often referred to in physics and mechanics, or the movement around a joint in anatomy.
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