During a barroom fight, a 24-year-old man
is hit with a bottle on the lateral
aspect of the lower leg. The man receives a deep laceration about halfway down his lower leg, in the
vicinity of the fibula. Following
the injury, he loses sensation over most of the dorsum of the foot. Which of the following
muscles is also innervated by the
nerve that was likely damaged?
A Guatemalan child with a history of
meconium ileus is brought to a clinic
because of a chronic cough. The mother notes a history of respiratory tract infections and bulky, foul-smelling
stools. After assessment of the
respiratory tract illness, the physician
should also look for signs of
A 4-year-old boy presents to the
emergency room with muscle spasms. His
past medical history is significant for recurrent infections and
neonatal seizures. Evaluation of his
serum electrolytes reveals hypocalcemia.
This patient would be most susceptible to which of the following diseases?