#Sinoatrial (SA) node #arrhythmias, also known as sinus node dysfunction or sick sinus syndrome, occur when the heart's natural pacemaker (SA node) doesn't function properly, leading to abnormal heart rhythms. These arrhythmias can include slow heart rates (bradycardia), fast heart rates (tachycardia), or a combination of both, potentially causing symptoms like lightheadedness, dizziness, and fatigue. #education #ECG #doctor #medicalstudent #nurses | Med G

Unveil Your Body's Secrets | Best Anatomy Video ✨🫀 . . . . . . . . . . . . . The human heart is a vital organ that pumps blood throughout the body, supplying oxygen and nutrients while removing carbon dioxide and waste products. Here are some key points about the human heart: Anatomy: The heart has four chambers: two upper atria and two lower ventricles. The right side pumps deoxygenated blood to the lungs, while the left side pumps oxygenated blood to the rest of the body. Valves: There are fo

The Hidden Is More Immense | Female Anatomy ✨ . . The human heart is a vital organ that pumps blood throughout the body, supplying oxygen and nutrients while removing carbon dioxide and waste products. Here are some key points about the human heart: Anatomy: The heart has four chambers: two upper atria and two lower ventricles. The right side pumps deoxygenated blood to the lungs, while the left side pumps oxygenated blood to the rest of the body. Valves: There are four main valves (tricuspid, p

Unveil Your Body's Secrets | Best Female Anatomy Video ✨🫀 . . The human heart is a vital organ that pumps blood throughout the body, supplying oxygen and nutrients while removing carbon dioxide and waste products. Here are some key points about the human heart: Anatomy: The heart has four chambers: two upper atria and two lower ventricles. The right side pumps deoxygenated blood to the lungs, while the left side pumps oxygenated blood to the rest of the body. Valves: There are four main valves