Psychoneurimmunology is the study of which of the following? The mind, the spirit, and emotional health.
The circulatory system, the senses, and perception.
The mind, the central nervous system, and the immune system
The skeletal system, the brain, and physical functionality

per vehicle mile, motorcyclists are times more likely to die in a crash than passenger car occupants.

Explain why methicillin resistant staphlococcus aureus (mrsa) is more prevalent now than it was only 30 years ago. a. antibiotics cause mutations in staphlococcus aureus that lead to an increase in the number of methicillin-resistant strains. b. methicillin resistance causes an infection to spread more rapidly.c. frequent and inappropriate use of methicillin-type antibiotics has provided selective pressure that has resulted in an increase in the proportion of methicillin-resistant strains of staphlococcus aureus.d. diseases like aids have made people more vulnerable to infections from staphlococcus aureus.

In 2009, 40% of all bicyclist fatalities occurred when the bicyclist, the driver, or both vehicle operators were