Health Class Crossword

3. Chemical messengers produced in the body. Hormones influence growth, development, and metabolism.
4. A substance that changes the way the body functions.
9. Substances necessary for growth and development.
10. A pattern of food consumption.
11. A mental health condition. Symptoms include sadness and loss of interest in day-to-day activities.
13. People who are related through blood, marriage, or adoption.
14. A shared set of beliefs, values, activities, and history.
15. A disease, often a malignant tumor, caused by an uncontrolled division of abnormal cells in a part of the body.
17. Behavior that is intended to hurt other people. This behavior may happen repeatedly. The person being bullied often feels that he or she cannot do anything to stop the behavior.
19. A sudden drop in blood pressure. Shock typically leads to unconsciousness.
21. A substance in intoxicating beverages that acts as a depressant on the body.

1. Procedures, devices, or drugs that prevent pregnancy.
2. A person's overall physical, mental, and social condition.
3. The process by which genetic traits are passed down from parents to children.
5. One of the three main kinds of food molecules (along with carbohydrate and protein); energy storage molecules for the body.
6. A feeling of closeness between two people.
7. A simple nonliving infectious agent. It is composed of genetic material surrounded by a protein coat.
8. Affected by a substance such as drugs or alcohol.
12. A physical activity that improves muscular or cardiorespiratory endurance, strength, flexibility, or body composition.
13. A short- or long-term relationship. Characterized by trust, respect, and genuine fondness.
16. A biological process. This advances human beings from childhood to adulthood.
18. The injection of a substance that stimulates a person's immune system and prevents him or her from getting a disease if it is encountered later.
20. A type of single-celled organism without a nucleus.