sweet false chamomile: annual Eurasian herb similar in fragrance and medicinal uses to chamomile though taste is more bitter and effect is considered inferior
herb: a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
endotracheal tube: a catheter that is inserted into the trachea through the mouth or nose in order to maintain an open air passage or to deliver oxygen or to permit the suctioning of mucus or to prevent aspiration of the stomach contents