986K views · 11K reactions | How does coffee work? What even IS caffeine? 樂☕️ Caffeine works primarily by blocking adenosine, a neurotransmitter that makes you feel tired and sleepy. By preventing adenosine from binding to its receptors in the brain, caffeine promotes alertness and energy. This stimulant also triggers the release of adrenaline and dopamine, increasing heart rate, breathing, and feelings of well-being! #science #science #coffee | Learning with Lyrics | Facebook

3.4K views · 105 reactions | Mechanical ventilation is a medical procedure used to assist or replace spontaneous breathing and can be divided into two main categories: positive pressure ventilation and negative pressure ventilation. | Respiratory Therapy Zone | Facebook

1.9K views · 228 reactions | Anatomy of Joints in larynx #Respiratory_System_Anatomy | Up Teaching Academy | Facebook