What is another word for second joint?
Pronunciation: [sˈɛkənd d͡ʒˈɔ͡ɪnt] (IPA) 
The term "second joint" is often used to refer to the joint between the first and second phalanges of a finger or toe. However, there are several synonyms that can be used interchangeably with this term. These include the proximal interphalangeal joint, the PIP joint, or simply the interphalangeal joint. Additionally, in the context of animal anatomy, the second joint may be referred to as the metacarpophalangeal joint or the metatarsophalangeal joint, depending on the location of the joint in the limb. Regardless of the specific terminology used, all of these terms refer to the same basic joint structure that plays a critical role in finger and toe movement.
