Answer:
White blood cells (WBCs) are a part of the immune system that helps fight infection and defend the body against other foreign materials. Different types of white blood cells are involved in recognizing intruders, killing harmful bacteria, and creating antibodies to protect your body against future exposure to some bacteria and viruses.
Explanation:
Answer:
d
certified nursing assistant
Explanation:
Certified Nursing Assistants (CNAs) provide intimate, hands-on healthcare to patients in medical settings, helping with bathing, dressing and the basic activities of life. A day in the life of a CNA might also include: Turning or repositioning bedridden patients
Generally, most certified nursing assistant programs take between four and 12 weeks. This is broken into contact hours and clinic practice. State-approved programs offer a minimum of 75 hours of classroom instruction and clinical training.
Certified nursing assistants must complete a state-approved training program. These programs are generally found at local community colleges, high school, vocational or technical schools, or local hospitals.
Some employers hire non-certified nursing assistants and allow them to perform the duties of a CNA without the title.