Digitalis purpurea pharmacological forms, extracts of this plant did not frequently cause intoxication because they induced nausea and vomiting within minutes of ingestion, preventing the patient from consuming more. The main toxins in "Digitalis" spp. are the two chemically similar cardiac glycosides: digitoxin and digoxin. Like other cardiac glycosides, these toxins exert their effects by inhibiting the ATPase activity of a complex of transmembrane proteins that form the sodium potassium ATPase pump, (Na/K-ATPase). Inhibition of the Na/K-ATPase in turn causes a rise not only in intracellular Na, but also in calcium, which in turn results in increased force of myocardial muscle contractions.
Do You Feel Like We Do scrolls over the Characters button. A clip from the song plays, and Strong Bad says, "Oh, check it out, this guy's guitar is totally talking!" A cover by Warren Haynes is included on the iTunes deluxe edition of "Frampton Comes Alive!" Do You Feel Like We Do "Do You Feel Like We Do" is a song by Peter Frampton originally appearing on the "Frampton's Camel" album that he released in 1973. The song became one of the highlights of his live performances in the following years, and it became one of the three hit singles released from his "Frampton Comes