What state of mind is revealed by the words “The baying of hounds stopped abruptly, and Rainsford’s heart stopped, too”?

What state of mind is revealed by the words “The baying of hounds stopped abruptly, and Rainsford’s heart stopped, too”?
What state of mind is revealed by the words “The baying of hounds stopped abruptly, and Rainsford’s heart stopped, too”?
What state of mind is revealed by the words “The baying of hounds stopped abruptly, and Rainsford’s heart stopped, too”?