30 Questions
Which tissue is considered the primary immune tissue and is responsible for the differentiation of immune cells?
Bone marrow
Where do T-cells differentiate or mature after leaving the bone marrow?
Thymus
Which organ is the largest in the lymph system and plays a supporting role in the body, including acting as a blood filter and fighting infection?
Spleen
What is the main function of lymph nodes in the immune system?
To fight infection
What are external agents that can potentially cause harm to the body known as?
Pathogens
Which of the following best defines immunology?
The study of how organisms protect themselves
Which section of the course provides an overview of the immune system?
Section 1
What is the main focus of Section 2 of the course?
The basics of disease
Which of the following is NOT a tissue of the immune system?
Skin
What are the key functions of the immune system?
Attacking diseases and protecting the body
Which of the following is NOT a pathogen?
Parasite
Which of the following is an example of a disease caused by bacteria?
Strep throat
Which part of the immune system protects against all pathogens and forms the first line of defense?
Innate immune system
Which immune system recognizes specific pathogens?
Specific immune system
During which phase of the immune response do cells of the non-specific immune system become activated?
Phase 2
Which of the following best describes the role of the biopharma industry in relation to immunology?
The biopharma industry studies the immune system to develop immune-based products for various purposes.
Which of the following is NOT part of the immune system?
Spleen
What is the key function of the immune system?
To protect from both nonself and self-agents
What is a pathogen?
A non-self agent that causes disease
Which of the following best describes pathogenic diseases?
Pathogenic diseases are communicable diseases caused by an agent.
Which cell type plays a key role in the memory aspect of immunology?
B-cells
Which cell type is responsible for secreting antibodies?
B-cells
Which cell type kills tumor cells and virally infected cells?
T-cells
Which cell type creates signaling molecules known as cytokines?
Helper T-cells
Which cell type engulfs pathogens and activates T-cells?
Macrophages
Which type of immune cell is the most abundant in the bloodstream?
Neutrophils
What is the main role of eosinophils?
To secrete cytotoxins that kill pathogens
Where are macrophages usually found?
In the tissues
What is the role of dendritic cells in the immune system?
To process and present pathogen pieces to T-cells
What is the function of hematopoietic stem cells (HSCs)?
To differentiate into mature immune cells
Test your knowledge on pathogens and the diseases they cause in humans. From viruses like the common cold and flu to bacteria-related illnesses, see how well you understand these microscopic invaders and their impact on our health.
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