Lack of red blood cells is referred to as:
Topics:Circulatory & Respiratory System Human Anatomy and Physiology Human Muscle Muscular System NCHSE ICU Musculoskeletal Diseases Bacteriology Infection Control Heart and Circulatory System Urinalysis/ Immunology Make up Orthopaedic Neurology The Energy Nutrients Biodiversity Conservation Glucose in the Body Forensic Pathology
Other quiz: Human Health
Based on the image, what is the true reason people need to wear that type of face mask.
A. wear by healthy person to protect from sick person.
B. to cover nose and mouth of sick person so that they cannot infect others
C. To filter small particle or smoke and dust from entering mouth