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.
Several non-fern plants (and even animals) are called ferns and are sometimes confused with true ferns. These include:  1 Asparagus fernâThis may apply to one of several species of the monocot genus Asparagus, which are flowering plants.  2 SweetfernâA flowering shrub of the genus Comptonia.everal non-fern plants (and even animals) are called ferns and are sometimes confused with true ferns. These include:  1 Asparagus fernâThis may apply to one of several species of the monocot genus Asparagus, which are flowering plants.  2 SweetfernâA flowering shrub of the genus Comptonia.