<span>In large doses, caffeine produces nervousness and tremors; in very large doses, it can cause seizures. This patient has been drinking concentrated energy drinks which are high in caffeine. Caffeine is a stimulant and produces CNS excitation, not depression. Although cardiac side effects are common with caffeine, cardiac arrest is not. Respiratory failure is not an effect of caffeine toxicity.</span>
The four (4) phyla of a gymnosperm include Cycadophyta, Gynkophyta, Gnetophyta, and Coniferophyta. The below information shows the correctly suitable matches for the right description.