'Bowed' in the Bible

And behold, a woman that had a spirit of infirmity eighteen years; and she was bowed together, and could in no wise lift herself up.

and as they were affrighted and bowed down their faces to the earth, they said unto them, Why seek ye the living among the dead?

When Jesus therefore had received the vinegar, he said, It is finished: and he bowed his head, and gave up his spirit.

But what saith the answer of God unto him? I have left for myself seven thousand men, who have not bowed the knee to Baal.