Epithelial tissue covers surfaces and lines cavities. This is the ___ line of defense.     mechanical     antibody-antigen     physical     chemical

Q: The right lymphatic duct drains only the _______ quadrant of the entire body. right upper  left…

A: Lymphatic system contains lymph vessels, lymph nodes etc that carry the colorless fluid . It…

Q: Phagocytes are most effective against intracellular viruses. Phagocytes are equally effective…

A: Phagocytosis is a process of killing pathogens by using WBC'S. Some organs have there specific…

Q: Any microorganism capable of causing disease is called a/an

A: A disease can be described as an abnormal condition that affects an organism's normal functioning…

Q: The type of cell which produces antibody is ___.     T-cell     ergogenic cell     B-cell…

A: Introduction: One of the essential categories of immunological cells in the body are lymphocytes.…

Q: An infection that starts in one location but is allowed to spread through the body is called a…

A: Infection begins when the pathogens like bacteria or virus enter our body and may causes deleterious…

Q: Consuming food that irritates your body can lead to chronic inflammation. Group of answer choices…

A: Prolonged inflammatory response that involves a progressive change in the cells present at the site…

Q: BCG vaccination (Bacillus Calmette Guerine) is injected to get immunity from_______?

A: Vaccination is the process of administration of a vaccine, which helps the immune system develop…

Q: Which division of the immune system responds to parasites? Group of answer choices Innate Immune…

A: The body's immune system is a complex system formed by the body organs and some special types of…

Q: Which of the following defines a memory cell?   Microorganism that typically lives on the human body…

A: Primary response- the immune response that occurs during the body's first encounter with a…

Q: Which of the following cells have memory or produce memory cells? B Lymphocytes Basophils Dendritic…

A: Memory cells are a type of immune cell that are generated after an initial exposure to a pathogen,…

Q: This is a multiple answers question. Select the correct statements. Group of answer choices…

A: Type A Influenza is a contagious viral infection. It is spread through airborne respiratory…

Q: The system which allows for the tissue fluid to be cleaned by macrophages before it is returned to…

A: As the blood in our body circulates, blood plasma leaks out of the thin capillary walls into…

Q: noitosin bas igt on * Question 20 Protein antigens are often referred to a T cell dependent antigens…

A: Antigens are substances which boosts up our immune system to produce antibodies against it.

Q: The __________ is the largest lymphatic organ. thymus pharyngeal tonsil spleen  popliteal lymph…

A: Lymph is the colourless, watery fluid containing the cells responsible for providing the immunity to…

Q: Imagine you are the coronavirus living in New York City. You thought the best place to find the most…

A: Coronavirus is defined as a type of common virus that will infect humans, which will typically lead…

Q: When the immune system initiates an inflammatory response, this is always beneficial to resolving…

A: Inflammation is process which is characterized by redness, swelling, heat and pain.

Q: Internal and External defense systems act using the same mechanisms Answers A-B A True B False

A: The human body has a defense mechanism that protects from invading pathogens.it helps to eliminate…

Q: is inhereted, aquired or indused resistance to infection by a specific pathogen

A: Inherited resistance to infection is the specific resistance against a pathogen that is present in…

Q: HIV destroys cells by causing dendritic cells to fuse with CD4 cells and cause ______ formation.

A: HIV (Human Immunodeficiency Virus) is a retrovirus that primarily attacks CD4 T-lymphocytes, which…

Q: Which are the following ARE NOT cells found in the INNATE branch of the immune system? Macrophages…

A: Numerous different organisms live inside people. Microorganisms like bacteria, viruses, fungi, and…

Q: AIDS appears most frequently among homosexuals and intravenous drug users. This is an example of…

A: There are broadly two kinds of infection routes in AIDS:- Horizontal  Vertical Horizontal…

Q: true or false The big difference between "B" cells and "T" cells is "B" cells attack invader…

A: Lymphocytes are the major component of white blood cells. They are produced in the bone marrow and…

Q: immunity is characterized by the activation of T-cells that can attack and destroy the invaders…

A: Since they are necessary for practically all adaptive immune responses, helper T cells are probably…

Q: Platelets are formed by: Group of answer choices cell division in the spleen. disruption of a…

A: The blood has three formed elements suspended in the liquid plasma. These formed elements include…

Q: An _________ immune system response to an immediate, non specific maximal response.   An…

A: Immune system is system which helps our body to fight against the foreign substances which will…

Q: Phagocytes send ________ and dendritic cells into the blood they consume any foreign cells that they…

A: The professional phagocytes include many types of white blood cells (such as neutrophils, monocytes,…

Q: Stomach acid has a pH of approximately 1 which is very strong. This kills most microbes that reach…

A: Answer : Chemical is the right option.this is the chemical line of defence.   Mechanical digestion…

Q: Potential attachment sites for pathogens are blocked by ______________.   Question 18 options:…

A: introduction our body immune system and microbiome provide protection from pathogens by different…

Q: Which of the following cells is LEAST likely to be found in a fruitfly? Natural killer cells…

A: Introduction :- Fruit flies have been extensively studied by geneticists because they have a…

Q: Macrophages live on the reticular fiber network inside this area of the lymph node (one word).

A: The lymphatic system consists of lymphatic ducts and vessels, lymph nodes and the lymphatic organ.…

Q: Click and drag each characteristic into the appropriate category based on the lymphocyte it…

A: Each characteristic based on lymphocytes is placed into the appropriate category below in the table.

Q: What happens when a dendritic cell detects a pathogen? Group of answer choices the dendritic cell…

A: Dendritic cells (DC) are specialized innate antigen presenting cells that have a unique ability to…

Q: Are cells dead when removed from the body ? Like if you take a buccal swab of cells, are those cells…

A: Introduction Necrosis is a type of cell death that occurs when a cell has been severely damaged by…

Q: The red pulp of the spleen contains large numbers of Group of answer choices lymphocytes neutrophils…

A: Lymphatic organ is the lymphatic system which is the part of circulatory system and immune system in…

Q: Lymphatic capillary, like blood capillary, allows substances of relatively large molecular size,…

A: The lymphatic system is a collection of tissues, veins, and organs that work together to return…

Q: The best way to prevent the spread of infections is to wash your hands frequently. True or False

A: Keeping hands clean is one of the essential measures to avoid getting sick and spreading germs to…

Q: All of the following might lead to a disease caused by an opportunistic pathogen except __________.…

A: INTRODUCTION Opportunistic infection This is the type of infection happened in the people with…

Q: True or False Specialized organs, tissues, and cells make up the immune system. Parasites, viruses,…

A: Immune system is system which helps our body to fight against the foreign substances which will…

Q: life threatening excessive allergic response is called ___.     anaphylaxis     CVA     anergy…

A: Immune cells are responsible for removing the foreign particles from the body.

Q: The _______ lymph nodes are found clustered in the area of the armpit

A: Dangerous microorganisms are dripped through the network, then recognized and stricken by B cells…

Q: Increased neutrophil cell counts

A: Neutrophils: Neutrophils are the most abundant type of granulocytes and white blood cells in most…