A patient with chest trauma is hypotensive on presentation and c/o shortness of breath (SOB) in a pre-hospital setting. Exam reveals jugular venous distension (JVD), tracheal deviation, and decreased breath sounds associated with hyperresonance to percussion on one side of his chest. Other than providing O2, starting IVs, and placing the patient on a cardiac monitor, what is the most appropriate initial therapy for this patient?A. Tube thoracostomy
B. Needle thoracostomy
C. Intubation
D. Pericardiocentesis

Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove

Dermal tissue in plants stores 1.extra food 2.transports water and nutrients 3.transports waste materials 4.is similar to epithelial cells in animals

Plz ! ive been stuck on this forever