Arapid, irregular heartbeat is a symptom of

The skin includes multiples layers. which of the following is not one of the layers of the skin?

Hepatitis b and hiv/aids are two serious infections that can be transmitted by a. breastfeeding and contact with blood. b. sharing food and sharing drinks. c. transmission by air, water, and shared bodily fluids. d. skin contact, contact with urine, and sharing clothing.

Nina has the flu and a high fever. her immune system is exhibiting the line of defense. this defense is part of immunity.