Chemical messengers secreted by ductless glands are called___________a) Lymphb) Plateletsc) Plasmad) Hormones

Q: What is agglutination?

A: Any toxic or foreign substances that include the immune system of the body and synthesize specific…

Q: Which of the following will include induce fever?

A: The general ability of a body to recognize and neutralize or destroy the foreign substance or resist…

Q: What defects in the phagocyte might cause lack ofphagocytosis?

A: The immune system of the body helps to fight various types of infections from pathogenic organisms,…

Q: Which large lymphatic organ purifies blood by removing dead red cells, stores blood, and helps the…

A: An organ system is a physiological system made up of a collection of organs which execute one or…

Q: How can adults continue to function relatively normally after surgeryto remove the thymus, tonsils,…

A: Lymphatic system is a compartmentalized network of vessels, cells, and specialized accessory organs.…

Q: Why does the immensely powerful immune system of the body, an organ system that has evolved over…

A: Human immune virus (HIV) is a retrovirus which attacks the immune cells of the body. It affects the…

Q: What is Helper T cells?

A: Step 1 The immune system has two types of about trillion lymphocyte cells, called B-lymphocytes and…

Q: The specialized cells that provide the interface between the lumen of the gut and the underlying…

A: M-cells are specialized epithelial cells found in the FAE of PP, and in isolated lymphoid follicles,…

Q: What organ is responsible for producing most of the plasma proteins known as the complement system?…

A: The complement system consists of different plasma protein that enhances the ability of antibodies…

Q: What are the functions of Macrophages?

A: Macrophages are a type of phagocyte.

Q: What types of macrophages are there, and what are their principal functions?

A: White blood cells play an important function in fighting infection in our body. Macrophages are a…

Q: Phagocytes move through capillary walls by squeezing between adjacent endothelial cells, a process…

A: Answer is a.)  diapedesis.

Q: The event that starts the inflammatory process is ____________.

A: The event that starts the inflammatory process is chemotaxis.

Q: Explain the chemical events that take place to form a blood clot to seal the wound?

A: Blood exhibits coagulation or clotting in response to an injury or trauma. This is a mechanism to…

Q: What are macrophages ? How are they useful ?

A: Blood is a specialized connective tissue composed of two components plasma and formed elements.…

Q: Name the three kinds of tonsils and state how they differ in umber and location?

A: There are three sets of tonsils in the back of the mouth: the adenoids, the palatine, and the…

Q: What are the functions of plasmatocytes?

A: Hemocyte is a cell which belongs to the immune system of the invertebrates for example insects.…

Q: All of the following are signs of inflammation except

A: Inflammation is a defense mechanism used by your body's white blood cells and the substances they…

Q: In the absence of infection, what percentage of cells in human blood are leukocytes?

A: White blood cells, also known as leukocytes, play a vital part of the immune system as they fight…

Q: What do you mean by wandering macrophages?

A: A macrophage is a type of white blood cell that plays an important role in the immune system as…

Q: What physical and chemical factors provide protection from disease in the skin and mucous membranes?

A: Introduction: The disease is a specific irregular condition that adversely influences the design or…

Q: How would damage to the ciliated cells of the respiratory tract predispose a person to infection?

A: The trachea and bronchi contains ciliated epithelial layer. The mucus is secreted by the goblet…

Q: What is Activated macrophages?

A: There are some living organisms that cannot be observed by the naked eye and only can be seen under…

Q: What is the primary function of the Spleen?

A: Step 1 Lymphoid organs are those organs that function as sites of formation, multiplication, and…

Q: What sorts of pathogens could successfully attack a patient who is unable to produce T lymphocytes?

A: White blood cell protects body from pathogen. Specifically lymphocyte doing this job. Lymphocytes…

Q: How does HIV, which at first glance does not appear to be a highly formidable foe, persist in the…

A: HIV, stands for human immunodeficiency virus, is a virus that destructs the immune system that…

Q: What is the normal function of the tonsils and adenoids?

A: Tonsils are present as a pair of lymph nodes on back side of the throat. Adenoids are the tissue…

Q: What do Macrophages secrete?

A: Macrophages are the protective cells that are the part of white blood cells and are phagocytic in…

Q: What do you mean by fixed macrophages?

A: The immune system provides defense against invading pathogens. It is a complex network of cells,…

Q: How many times must a child be vaccinated against tuberculosis?

A: Tuberculosis A bacterial infection that affects the lungs. Caused by the bacterium Mycobacterium…

Q: Which of the following chemicals is released by the body in response to exposure to allergens such…

A: Leukotriene is substance or chemical which is mainly release in after asthma attack which is…

Q: Which statement is true regarding the benefits of a fever during an infection?

A: Infections cause most fevers. You get a fever because your body is trying to kill the virus or…

Q: If you dissected a fetal pig or a young cat, what difference would you expect in the thymus compared…

A: Introduction: The organ that produces and deliveries substances that play out a particular function…

Q: What is the function of the inflammatory response?

A: Response evoked by the injury is termed inflammation. The inflammatory response is a defense…

Q: Match the following with A. First line of defense, B. second line of defense, C third line of…

A: INTRODUCTION         In the human body there are three lines of defence it may fight against the…

Q: What is pus?

A: A human body is constantly exposed to several disease causing microorganisms but their immune system…

Q: Why does necrotic cell death induce immune response?

A: Our immune system plays a major role in protecting our body from infections through different…

Q: Define the term macrophages?

A: Macrophages are a part of the mononuclear phagocytic system. They are the cells of…

Q: of macrophages?

A: Macrophages are tissue-resident or infiltrated immune cells critical for innate immunity, normal…

Q: What kinds of infections usually result in the production of interferon?

A: Interferons are proteinaceous molecules of immune system. They belong to a family of immune…

Q: Which protein is the key to the repeated formation of plaques ?

A: Plaque - Sticky and caused by the gradual buildup of a specific protein fragment.

Q: What factors influence the body’s resistance to infection?

A: The body's resistance to infection includes the ability of the body to fight against the infection.…

Q: Fill in the blanks:  When tissues are damaged, macrophages release inflammatory mediators that…

A: The immune system is made up of several components such as immune cells, tissue, organs, and…

Q: What effect would the absence or alteration of lymphocytes b have on the body?

A: B-lymphocytes are a part of adaptive cell immunity which is responsible for humoral immunity by…

Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.