Sophia Human Biology Milestone

Sophia Human Biology Milestone You passed this Milestone 14 questions were answered correctly. 6 questions were answered incorrectly. 1 Which node does a pacemaker assist? CONCEPT Cardiac Cycle and Cardiac Conduction System 2 What muscular tubes, not supported by cartilage, help regulate airflow into and out of the lungs? CONCEPT Lower Respiratory Tract 3 Which antibody that inhibits pathogens from binding to the body's cells is found in endocrine gland secretions, such as tears and saliva? CONCEPT Humoral Immunity 4 What is the function of the capillaries? CONCEPT Cardiovascular System 5 Monoclonal antibodies and can be used to treat certain types of cancers in a process known as immunotherapy. CONCEPT Organ Transplant and Immunotherapy 6 What are the two types of effector T-cells? CONCEPT Cell-Mediated Response 7 Which of the following is an autoimmune disorder? CONCEPT Immune System Disorders and HIV/AIDS 8 What kind of immunity involves white blood cells that have receptors for specific pathogens that changes over time and produces memory cells? CONCEPT Pathogens 9 What is the role of the aorta in the systemic circuit? ● It supplies deoxygenated blood to various body tissues. CONCEPT Heart and Blood Flow 10 Which set of facts is true for the lymphatic system? CONCEPT Lymphatic System 11 Which type of white blood cell attacks other unhealthy cells? CONCEPT White Blood Cells 12