Critical care nurses generally work in places such as intensive care units or burn centers. They provide assistance to patients with life-threatening illnesses or conditions such as surgery or serious infections. Students interested in critical care might take courses such as physiology, chemistry, and microbiology.

Individuals who are interested in pursuing highly skilled careers may want to start by earning an associate degree at a community college or university. As students earn their degrees, they often expand their knowledge and worldview, as well as increase their professional qualifications.