Which of the following is true according to research on the effect of the locus of control on mental and physical health?

a. Internally oriented people have higher blood pressure and greater probability of heart attack than externally oriented people.
c. People with greater internal locus of control do not find therapy particularly beneficial when they suffer from addiction.
b. People who are low in external control are more likely to attempt suicide due to anxiety and depression.
d. In cases of cardiac problems, internally oriented people tend to get back to work sooner than those with external locus of control.

ANS: D
FEEDBACK: Internally oriented people tend to be physically healthier than externally oriented people and to have lower blood pressure and fewer heart attacks. When they do develop cardiac problems, they cooperate better with the hospital staff and are released earlier than patients who are externally oriented.