Final answer:
The Titanic's crew and captain did not ignore the iceberg warnings but failed to take adequate precautions, continuing at high speed which contributed to the ship's eventual collision with an iceberg.
Step-by-step explanation:
Based on historical accounts and maritime records, when the Titanic's crew and captain received warnings about icebergs and other dangers ahead, their reactions were complex and, in retrospect, inadequate to avert the disaster.
Initially, the warnings were not entirely ignored, but the ship continued at a high speed despite the ice warnings. Later accounts suggest there was a certain degree of overconfidence in the ship's design and technological advancements, which was a contributing factor to the tragedy. The ship did not slow down sufficiently or alter course to avoid the hazards. There were no immediate panicked reactions or abandonment of the ship until after the collision, when the severity of the situation became undeniable.