Ventillation
Without intubation or SAD* - Chest Compressions:Breath ratio is 30:2 in adults and 15:2 in paediatric patients.
With intubation or SAD* - 10-20 breaths per minute, uninterrupted.
*SAD - Supraglottic Airway Device
Chest Compressions
Depth - 5-6cm. Allow good recoil.
Rate - 100-120 per minute.

This heart is beating at 100 beats per minute.