1.The is your first line of defense and its generally impermeable to bacteria and viruses. It also secretes antibacterial . 2.  Any substance the body reacts against is called an and can be anything from unhealthy body cells, bacteria or viruses,  or poisonous substances called .
3.  Antibiotics are effective against infections, but have no effect on most infections.
4. Skin, inflammation, stomach acid, and fever are all non-specific parts of the immune system.
5. The immune system is also called "specific" and includes T cells and B cells.
6. The scientific word for ANY white blood cell is .
7. The specific immune system has 2 main parts - which involves fighting off pathogens in the fluids of the body and where infected body cells are destroyed. 
8.  are most involved in humoral and are in charge of cell-mediated responses. 
9. The T-cell in charge of coordinating the entire immune response is while destroys infected body cells. 
10. B-cells are in charge of production. 
11. The lymphatic system is composed of tubes and 500-600 lymph , which are full of lymphocytes and filter and clean body tissue fluid before putting it back into the bloodstream in the chest.

Which day care policy would you be interested in knowing if your work let you out late sometimes? a. pick up policy b. sick policy c. vacation policy d. punishment policy

Which of these is an example of how the media might perpetuate a sexual stereotype? a) a lesbian couple is shown adopting and caring for a child. b) a lesbian is depicted as masculine. c) a male homosexual is depicted as masculine. d) a homosexual relationship is shown to be commited and monogamous.

Sally is a 43-year-old mother of two who has gained 50 pounds over the past 5 years. she is 64 inches tall and weighs 180 pounds with a bmi of 30.8. her waist circumference is 37 inches. she acknowledges that she is not as physically active as she would like to be. she also notes how recent stresses in her life have affected her sleep and seem to have triggered her appetite for sweets and comfort foods. sally's father recently died from complications of type 2 diabetes, and her mother and sisters are overweight. sally says she is very motivated to "not get diabetes" and is disturbed that her recent physical exam revealed mildly elevated blood pressure, glucose, and cholesterol levels. 1. sally stated that recent stresses in her life are affecting her sleep and seemed to have triggered her appetite for sweets and comfort foods. which of the following statements would be best to explain why her lack of sleep has increased her appetite? a. lack of sleep decreases ghrelin levels. b. levels of neuropeptide y, a brain chemical that causes carbohydrate cravings, are high and may contribute to her sleep problems. c. the satiety hormone leptin increases with lack of sleep. d. lack of sleep increases uncoupling protein. e. lack of sleep increases levels of ghrelin which stimulates appetite and decreases levels of leptin which decreases appetite.