The primary cause of respiratory alkalosis is hyperventilation. This rapid, deep breathing can be caused by conditions related to the lungs like pneumonia, lung disease, or asthma. More commonly, hyperventilation is associated with anxiety, fever, drug overdose, carbon monoxide poisoning, or serious infections.
By Rhonda Stewart. Lady Fern is a native perennial upright fern that can reach 2-5 feet in height. The leaves are a bright green, with a fine-textured lacy appearance, and single fronds can measure up to 1â wide and 3â in length. The frond stalks are green to purple or red in color.
Markku Savela. Bracken is a large fern, sometimes growing over three feet tall. Instead of the usual leaves, ferns have fronds, made up of smaller leaflets (groups of mini-leaves) with small pinnae (tiny mini-leaves) on them. Bracken fronds are shaped like triangles.Each frond usually has three leaflets.arkku Savela. Bracken is a large fern, sometimes growing over three feet tall. Instead of the usual leaves, ferns have fronds, made up of smaller leaflets (groups of mini-leaves) with small pinnae (tiny mini-leaves) on them. Bracken fronds are shaped like triangles.