ASU BIO 181 Exam 2 Latest 2023

Specifically in a cell where does Glycolysis occur? - Cytoplasm T/F The cell does not need ATP to survive. - False Where is carbon dioxide produced? - Mitochondrial matrix T/F The citric acid/Kreb's cycle breaks down carbohydrates into CO2. - True T/F FADH2 results as one of the products of the citric acid cycle. - True Specifically where in a cell does the citric acid/Kreb's cycle occur? - Mitochondrial Matrix Glycolysis requires the investment of two_________ in order to obtain a gross output of four ________ . - ATP, ATP Does gravity have a role in some part of the lymphatic fluid flow back to the circulatory system? - Yes T/F Natural killer cells are part of the specific immune system. - False T/F You should have your appendix removed whenever possible. - False How does the lymph fluid return from the legs to the circulatory system? - A one way valve pushing it up, with the help of muscles contracting around it. If a macrophage endocytoses (i.e., eats) an antigen it can digest it and present it on a ______________ Major histocompatibility complex protein to a ______________. - Class II, Helper T Cell T/F Having a fever of 100 Fahrenheit can help you fight off infections. - True T/F Mast cells release histamine. - True When immune cells mature and can recognize trans-membrane proteins indicating "self", this is called ______________. - Tolerance Lymphatic tissue is composed of the following five components. Please list them. - Bone Marrow, Thymus, Spleen, Lymph Nodes, Lymphatic Ducts T/F A bacterium coated by antibodies is a signal that a macrophage should endocytose (eat) it - True T/F Red blood cells originate from the bone marrow. - True T/F Lymph nodes are a place where cells of the immune system accumulate and share information. - True T/F Any cell can present an antigen on a class I major histocompatibility complex (MHC) protein. - True When a B cell is shown an antigen on a class II major histocompatibility complex (MHC) protein it will go through ______________ ______________ and B cells subsequently can become ______________ and/or ______________ ______________. - Blast Transformation, Plasma Cells, Memory Cells T/F Bone marrow is a site where mature immune cells are found. - False T/F There are times when the spleen can be considered to be the primary lymph node. - True T/F The humoral immune system involves cells in the immune system. - True T/F Any cell can present an antigen on a class II major histocompatibility complex (MHC) protein. - False T/F Memory cells "remember" the antigen and make a faster and greater response the next time the antigen is encountered. - True T/F Red blood cells are a part of the immune system - False T/F Memory cells "remember" the antigen and make a faster and greater response the next time the antigen is encountered. - True T/F In 1 mL of blood, there are 1.5 million white blood cells - False T/F B and T cells are called lymphocytes - True In the lecture we discussed normal flora, this refers to: - Bacteria and Fungi on the surface of the body that compete against pathogens. Inflammation is caused by an increased blood supply due to ______________ released by some cells of the immune system. - Histamine T/F Epithelial cells serve as a barrier to prevent non-specific movement of chemicals from one side of the epithelium to the other side. - True