Cells, Tissues and Organs of the Immune System - Lecture 2

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30 Questions

What is the main topic of Lecture 2 in the course?

Cells and Tissues of the Immune System

Which statement best describes vaccination?

A procedure that induces an immune response.

Why does our immunity to the flu only last for one season?

Due to rapid changes in virus strains (mutations).

True or False: The Adaptive immune system is fast-acting while the Innate immune system is pathogen-specific.

False

According to the reminder provided, what does 'Self' refer to in the context of immunity?

Commensal bacteria and our own tissues/cells.

When are Professor Mahtani's office hours?

Mondays 2-3pm and Wednesdays 1-2pm

Where does hematopoiesis occur?

Bone marrow

What type of stem cells give rise to all cell types in the body?

Embryonic stem cells

Which primary lymphoid organ is responsible for the development of a specific immune cell precursor into a mature immune cell?

Thymus

What progenitor cells give rise to lymphocytes in the immune system?

Lymphoid progenitor

Which type of leukocytes are important for innate immunity?

Macrophages

Which primary lymphoid organ is a site of immune cell development and was initially thought to be a useless organ?

Thymus

Which type of cells maintain the niche for immune cell development?

Stromal cells

Which leukocytes arise from myeloid progenitor cells?

(Polymorphonuclear) Granulocytes

What do granulocytes release during infection?

Degranulation

Which type of stem cells have the ability to differentiate into diverse and mature cell types with specialized function?

Hematopoietic stem cells

What is the main focus of Lecture 2 in the course?

Immune system cells and tissues

Which type of cells maintain the niche for immune cell development?

Mesenchymal stromal cells

What is the impact of rapid changes in virus strains (mutations) on flu immunity and vaccination?

Vaccination only provides short-term protection due to strain mutations

Which primary lymphoid organ is responsible for the development of a specific immune cell precursor into a mature immune cell?

Thymus

What do granulocytes release during infection?

Histamine

What progenitor cells give rise to lymphocytes in the immune system?

Lymphoid progenitor cells

Which type of immune response can be lifelong?

Immunological Memory

Where do adult immune cells develop?

Bone Marrow

Which type of stem cells give rise to tissue-specific cell types?

Adult stem cells

Which primary lymphoid organ was initially thought to be a useless organ?

Thymus

Which progenitor cells give rise to lymphocytes in the immune system?

Lymphoid progenitor

What type of cells maintain the niche for immune cell development?

Stromal cells

What type of leukocytes arise from myeloid progenitor cells?

Basophils

Which type of leukocytes are important for innate immunity?

Neutrophils

This quiz covers the lecture 2 topic on cells and tissues of the immune system taught by Prof. Trisha Mahtani in BIOC39. It includes information about office hours, contact details, and other relevant course information.

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