A tube-like gadget called a spacer can help kids or people with trouble breathing use an HFA more easily. Dry powder inhalers (DPIs) require you to breathe in quickly and deeply. That can make them hard to use during an asthma attack when you canât fully catch a deep breath.
Some jellyfish are clear and can look like a plastic bag in the water. Others are in vibrant colors such as pink, yellow, blue, and purple, and often are luminescent.
A jellyfish is the medusoid stadium of animals belonging to phyum Cnidaria, subphylum Medusozoa, which include: class: Scyphozoaclass: Cubozoaclass: Staurozoaclass: Hydrozoa (â¦only some hydrozoans have a medusoid stadium, so not all of them have jellyfishes)class: Polypodiozoaclass: dismissed heh heh Jellyfishes scientific names are ruled by the ...