A2-year-old boy swallows a penny. the boy's mother checks his stool for several days, but the penny does not appear. meanwhile, the boy has lost his appetite and seems to have difficulty eating. when a foreign object is swallowed, it often lodges at which portion of the gut?
anus
duodenum
ileocecal sphincter
lower esophageal sphincter

option c is the correct answer.

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.

gag reflex, poor dentition, gum retraction

have a good day