What is the main organ of the cardiovascular system? Question 1 options:

the lungs

the heart

the spleen

the liver

Children's reactions to divorce often include which of the following groups of behaviors? a. resentment, anxiety, guilt, and anger b. joy, relief, and happiness c. talking too much and desiring dramatic play d. attachment to adults and seclusion from other children

Astairway has 6 steps. is it a handrail required? a. a handrail is required b. a handrail is not required c. double handrails are required d. only nosing is required

Explain how electronic health records reduce medical errors, increase the quality of care provided to patients, and bring down health care costs