2023年11月21日 · Lymphocytes called macrophages and dendritic cells are the primary antigen presenting cells. These cells are also white blood cells. Macrophages and dendritic cells communicate with and activate T ...

What cell types are the only cell types in the body that are classified as "excitatory"? (That is, they can initiate and/or conduct an electrical current.) A. muscle B. nerve C. keratinocyte D. goblet cells; Follicular dendritic cells (FDC's): a. in the brain are known as microglial cells. b. mature and migrate to the T-cell areas of lymph ...

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Dendritic cells were first discovered in 1868 by Paul Langerhans, who thought they were a type of nerve cell; however, that was not the case. Dendritic cells have a tree-like shape. Answer and Explanation: 1

The nerve cell that runs from the spinal cord to an effector organ (such as a muscle) is called a: A) Neuroglial cell B) Interneuron C) Sensory neuron D) Motor neuron In nervous tissue, the cell type that carries out the main function of the tissue is the .

(a) Basophil (b) Natural Killer cell (c) Dendritic cell (d) Neutrophil (e) Eosinophil. Macrophages are: a. short-lived cells that self-destruct soon after engulfing foreign invaders b. the best defense against parasites c. antigen-presenting cells that originate from neutrophils d. large, phagocytic cells that can leave the circulation and

What type of immune defensive cell is found in the sublayers of the epidermis? A. Keratinocyte B. Dendritic (Langerhans) cell C. Neutrophil D. Basophil; Which of the following locate and kill microbes by engulfing and eating them? \\ a) Interferons b) Complement proteins c) B cells d) Macrophages e) Natural killer cells

Which cell plays a central role in all adaptive immune responses? (a) Dendritic cell (b) Mast cell (c) Basophils (d) NK cell (e) T cell. What are immature red blood cells containing filaments that stain with a basic dye called? When would we see increased numbers of these cells? Identify these cell fragments: a. Elements b. RBCs c. Platelets d ...

An immature B cell that binds to soluble univalent antigen while on its way to the lymph node: a. will immediately initiate apoptosis b. will travel to the lymph node with the antigen and then present it to T helper cells there c. will stop producing IgM

Do dendritic cells help macrophages activate T-cells by carrying marked pathogens to the T-cells? What type of B cell is like a tiny factory that produces antibodies identical to the B cell receptor that bind to the original antigen? A. T cells B. Memory cells C. Plasma cells D. Macrophages; Which of the following cells have an incorrect function?