Hypersensitivity (allergy) is an excessive immune reaction against antigens that most people tolerate.

In what organ does T cells mature?

The sail sign refers to blood displacing normal fat planes primarily at which anatomic site:

We tend to believe verbal messages over nonverbal messages.

Opening and closing of the heart valves is caused by

Generalized protection is associated with the ________________ system.

A patient is hit in the face with a fist during a fight and presents with restriction of ocular motility, swelling/discoloration of the eyelids, as well as orbital crepitus on the affected side. A CT of the person is shown below. What is the most likely diagnosis?

Someone who has a hard time keeping their cool under pressure, or loses their temper often is likely perceived of as lacking:

Which of the following is not part of the ventricular filling phase?

A 60 yo, female truck driver comes in experiencing a sudden onset of pain in her distal lower, left leg. The leg is cold and pale while the toes in the left foot are deeply cyanotic. The doctor feels a pulse in a posterior tibial artery; but no pulse in the dorsalis pedis artery. Pulse, temperature and color are normal in the right leg. The doctor suspects a clot. Where could this clot be located?