Your Arcana skill represents your capability to recall lore about spells, artifacts, eldritch symbols, magical traditions, mystical rituals, the planes of existence, and the inhabitants of those planes.
Your Wisdom (Culture) check measures your ability to recognize, reciprocate, and more thoroughly understand aspects of a foreign society, as well as its symbolism, mannerisms, and other general elements within a culture. You also make a Wisdom (Culture) check to recall aspects of a specific culture or to see if you are properly behaving within a different cultural ambient or situation.
Your Intelligence (History) check measures your ability to recall lore about historical events, legendary people, ancient kingdoms, past disputes, recent wars, and lost civilizations.
Your Wisdom (Honor) check measures your ability to act accordingly to the code of honor of your family, faction or society. You also make a Wisdom (Honor) check to perceive how to act with honor within a situation, surrender while trying to save face, trying to determine another character's honor, try to use proper etiquette in a delicate social situation, use your honorable or dishonorable reputation to influence someone else, or avoid an accidental breach of honor or etiquette.
A Wisdom (Medicine) check lets you try to stabilize a dying companion or diagnose an illness.
Your Intelligence (Religion) check measures your ability to recall lore about deities, rites and prayers, religious hierarchies, holy symbols, and the practices of secret cults.