Vygotsky's social account of psychology is comprehensible when viewed in relation to his political views and his early work experience. A brief discussion of this context is therefore in order before explaining the details of his psychological stand- point.
1 Central cyanosis and its causes are all associated with peripheral cyanosis. 2  Decreased pumping of blood by the heart or reduced cardiac output. 3  This is seen in heart failure or circulatory shock. 4  Diseases of circulation like thrombosis or embolism. 5  Constriction of blood vessels of the limbs, fingers and toes.
Cyanosis. admin | | 0 Comments. Cyanosis occurs when the blood lacks oxygen causing the skin to appear bluish or purplish. This condition could involve the lips, gums, tongue, nail beds, fingers, toes and mucous membranes.