He held his hand palm up in front of her.

He turned his hand palm up and did not lower it.

Instead she held her hand palm down over the whole collection.

She put her hand palm down in the space between them and leaned over.

To ward it off, he held up his hands palms out.

He turned her offered hand palm up and closed his fingers around it.

I planted both hands palms down on it, and raised my voice.

"No." He turned his hand palm up in response to her look of inquiry.

She reached out and placed her hand palm down across his forehead.

The man held up his good hand palm out, indicating surrender.