At which location is apical pulse taken?

The apical pulse is specifically taken at the apex of the heart, which is located at the bottom tip of the heart. This area is directly beneath the left nipple, typically located in the fifth intercostal space at the midclavicular line. The reason for taking the apical pulse at this location is that it allows for the most accurate measurement of heartbeats since it is close to where the heart is located and where the sounds of the heart can be best detected. This method is especially useful in situations where peripheral pulses may be weak or difficult to assess.

In contrast, the other locations mentioned are not suitable for accurately monitoring the apical pulse. The base of the neck, left wrist, and inner thigh do not provide the same direct access to the heart sounds, which is why they are not considered appropriate sites for measuring the apical pulse.