Identifying the structures of the human heart. Write the function of each part of the human heart. Superior vena cava

Inferior vena cava

Right atrium

Tricuspid valve

Right ventricle

Pulmonary artery

Pulmonary valve

Pulmonary vein

Left atrium

Mitral valve

Left ventricle

Aortic valve

Aorta

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

Anurse is preparing to administer ampicillin 500 mg in 50 ml of dextrose 5% in water (d5w) to infuse over 15 min. the drop factor of the manual iv tubing is 10 gtt/ml. the nurse should set the manual iv infusion to deliver how many gtt/min? (round the answer to the nearest whole number. use a leading zero if it applies. do not use a trailing zero.)

In general, are there any major differences that you can see? explain