â¢ Both fluids mainly composed of water, but there are more ions in the extracellular fluid than in intracellular fluid. â¢ Glucose is present in both fluids, but extracellular fluid does not have organelles to break those down to produce energy but intracellular fluid does.
Spirit Airlines allow all passengers to bring one personal item, like a briefcase, purse or small backpack, into the cabin with them, but youâll have to pay extra if you want to bring a larger piece of carry-on luggage or check a suitcase into the hold.
Itâs safest to travel with a bag this is 45 inches in total. Many airlines do not specify weight limits for carry-on items, but Virgin America caps the item at 30 pounds, while the US Airways limit is 40 pounds. Specific airline baggage fees and size restrictions.