"Of course", the she-elf accepted Yavanna's help to examine her wound. Fili felt guilty on letting go of Kili when the rock split. If only he would have held onto his brother in time, their godmother wouldn't have gotten hurt. 

Saeril wasn't afraid of herself being in danger; she was afraid of herself not being to help those in danger. Especially for the company. She even risked her life to save her youngest godson. She grew rather fond of them, and that was when she realized that she had family. 

Having to see the others move into the cave, she winced as she tried to stand once again. She didn't have anything that would treat her injury, and she doubted that the company had anything to help her, but she wondered what Yavanna had that would help them. But, according to the princess, all the winged elf could do right now, was rest, and take it easy.