Regents Immune System

Which of the following is a function of the lymph nodes?

• filter harmful substances from the tissues

• destroys old red blood cells

• both are correct

• none of the above

What does lymph fluid contain?

• Water

• Protein

• White Blood Cells

• all of the above

What is the name of the white blood cell that ingests micoorganisms?

• Antitoxins
• Antigens
• Phagocytes
• Platelets

What is the name of the part of the blood that aids clotting?

• Antitoxins
• Antigens
• Phagocytes
• Platelets

What four types of pathogens are there?

• Bacteria, vector, fungi and protist
• Bacteria, virus, vector and protist
• Bacteria, virus, fungi and vector
• Bacteria, virus, fungi and protist

What is a pathogen?

• A small group of viruses
• The name given to colds and flu's
• A microorganism that causes disease
• A microbes that cause infectious diseases 

What is the name of the body's defence system against diseases?

• The immune system
• The control system
• The vascular system
• The endocrine system

What is the role of white blood cells?

• To transport oxygen around the body
• To protect the body against pathogens
• To produce pain killers
• To aid the clotting of the blood 

Name this process

• eating
• phagocytosis
• destruction
• ingesting

Antibiotics work against most

• Bacteria
• Bacteria & Viruses
• Vaccines
• Viruses