Answer: Neutrophils.
- A Neutrophils
- B Lymphocytes
- C Eosinophils
- D Basophils
Correct answer: A. Neutrophils
Explanation: Neutrophils make up about 60-65 percent of the white blood cells and are the most numerous phagocytes that engulf invading microbes.
A single ECG cycle: the P wave marks atrial depolarisation (contraction signal), the large QRS complex marks ventricular depolarisation, and the T wave marks ventricular repolarisation (recovery) before the next cycle begins.
Concept context
Blood, lymph, the heart, the cardiac cycle, blood pressure, and ECG. High NEET weightage.