Which point corresponds to the jing-river classification for the Heart channel?

The correct choice identifies H-4 (Heart 4, or Ling Dao) as the jing-river point on the Heart channel. Jing-river points are the acupuncture points located on the channels that are associated with the energetic qualities of the organs they correspond to. Specifically, the jing-river points are situated between the shu-stream and the he-sea points, often used for treating conditions related to the corresponding organ's qi and blood flow, as well as symptoms pertaining to the corresponding element.

In the case of the Heart channel, H-4 serves the purpose of addressing issues related to the Heart's energy and can influence the movement of blood and emotions, which is integral to the Heart's broader functions in Traditional Chinese Medicine. Utilizing H-4 can be particularly beneficial for conditions such as palpitations or emotional disturbances.

The other points listed—such as H-3, H-5, and H-6—represent different classifications on the Heart channel. H-3 is classified as the he-sea point, H-6 as the xi-cleft point, and H-5 as the luo-connecting point, each with their unique applications that differ from the distinct role of the jing-river point. Understanding this classification helps practitioners