The answer is B, Carbon Dioxide is carried through the blood vessels back to the lungs.
The two cavity’s are the cranial cavity and the thoracic cavity i believe
Answer:
Protective factors:
strong and positive family bonds;
parental monitoring of children's activities and peers;
clear rules of conduct that are consistently enforced within the family;
involvement of parents in the lives of their children;
Substance abuse, also known as drug abuse, is the use of a drug in amounts or by methods which are harmful to the individual or others. It is a form of substance-related disorder. Differing definitions of drug abuse are used in public health, medical and criminal justice contexts.
Excessive use of psychoactive drugs, such as alcohol, pain medications or illegal drugs. It can lead to physical, social or emotional harm.
For informational purposes only. Consult your local medical authority for advice.
Treatments
SEEKING MEDICAL CARE
See a doctor immediately if you
Are physically dependent on any substance
Regularly take or use any substance
Have difficulty with work or social relationships
