The LE Exam consists of approximately 70-75 questions worth a total of 85 points. The exam is broken down into 4 parts:
Part A: General knowledge multiple choice questions (30 points)
Part B: A mix of multiple choice and short answer, dealing with the application of knowledge. So far, Part B has always required students to draw a graph. (25 points)
Part C: Short answer questions dealing with your ability to apply material learned in the course to real world situations. (15 points)
Part D: Multiple choice and short answer, pertaining to the 4 NYS labs performed during the school year. (15 points)
The state requires all answers to be recorded in such a way that they cannot be …show more content…
* Can only prevent disease, not cure it. * Antibiotics are drugs used to stop infections by bacteria. * Antibiotics will not work against viruses. * Unlike vaccines, antibiotics can cure diseases. * Common mistake: * “Antibodies are cells that attack pathogens.” Antibodies are proteins, not cells.
* Interactions between body systems * The different systems of the body work together to maintain homeostasis. For example: * Nutrients from the digestive system are transported to cells by the circulatory system. * Wastes from the skeletal system are removed by the excretory system. * The nervous and endocrine systems work together to control the body. * The immune system protects the nervous system from disease.
* Diseases and Disorders * Typically the exam asks you to name a disease, what causes it, its effect on the body, and how to prevent/treat/cure it. The most important diseases and disorders for you to know are: * AIDS * Caused by HIV virus (a pathogen) * Weakens human immune system, leaving body vulnerable to other