Central cyanosis
A
Detected when arterial saturation falls below 80-85%
B
Due to presence of excessive reduced Hb in the blood
C
Detected in skin and mucus membrane
D
Hands are cyanosed and cold
E
Hands are cyanosed and warm
Correct Answer: Detected when arterial saturation falls below 80-85%, Due to presence of excessive reduced Hb in the blood, Detected in skin and mucus membrane