Plus, all the other options are not associated with B2 agonist, so just by process of elimination, tremor is the only one left
They are asking, in a complicated way, the mode of action of Bethanechol. All the other options are not muscarinic receptors except parasympathetic stimulation.
"Myositis ossificans usually occurs where a person has experienced a single traumatic injury, such as sustaining a hit while playing football or soccer that causes a deep muscle bruise.
It can also happen when there is a repetitive injury to the same area, such as in the thighs of horseback riders. Very rarely, myositis ossificans can occur after a severe muscle strain."
Femoral Hernia- More likely to present with incarcerations strangulation than inguinal hernias.
Strangulation cuts off blood flow which results in ischemia and necrosis (pain/red/swollen), and
incarceration results in bowel being trapped in hernia