PLE Category: Anatomy

PLE-479

Melanocytes, the pigment-producing cells, are most numerous in which layer of the skin?

PLE-475

As a member of the trauma team, do you know that the area known as Morrison’s pouch corresponds to which of the 4 areas focused on during the FAST performed on a 46-year-old male who was rushed to the ER after being involved in a vehicular accident and is suspected to have an anterior abdominal blunt injury?

PLE-476

What is one of the five terminal nerves of the brachial plexus? It is also the motor innervation of the anterior compartment of the arm, and is important in flexing the elbow joint and supinating the forearm.

PLE-477

A 15-year-old skateboarder lost balance and fell on his outstretched right hand, causing hyperextension of the wrist joint. He then manifested numbness and pain over the palmar aspects of his right thumb, index, and middle fingers. Which of the following mechanisms of injury will most likely explain the symptoms?

PLE-473

Which of the following muscles is not important in plantar flexing the foot at the ankle joint?

PLE-474

How many parathyroid glands does a normal individual usually have?

PLE-471

What is the cell organelle that contains oxidative enzymes, synthesizes H2O2, and is involved in the beta-oxidation of long-chain fatty acids?

PLE-472

What is the most common site of an aortic aneurysm?

PLE-469

What is the major blood supply to the parathyroid glands?