Where do you find the baroreceptors that alert the brain of an increase in blood pressure and/or blood volume? A) Urinary bladder B) Heart and blood vessels, such as the carotid artery C) All of these answers are correct D) Pancreas E) Kidney

Q: A foreign particle that becomes lodged in a blood vessel is called a(n)   A)  embolus    B)…

A: Blood is a chief body fluid in the circulatory system that is involved in elimination of waste…

Q: Which of these belong to the group of white blood cells (leukocytes)? a) Erythrocytes b) Monocytes…

A: Blood is an intracellular fluid that transports gases, minerals, immunogen, nutrients, and other…

Q: Q31)Acute Myeloid leukemia needs the minimum percentage of blast cells to be present in the bone…

A: Acute myeloid leukemia (AML) initiates in the bone marrow (the soft inner portion of some bones…

Q: (Ch. 11- Nervous System) - A momentary and reversible interruption of brain function, usually due to…

A: The brain is a complex organ and has the potential to be injured in a variety of ways. It controls…

Q: A Class IV antiarrhythmic blocks ____________ channels.  A) Iodine B) Calcium C) Sodium D) Beta…

A: The irregular beats of the heart are called arrhythmia. The antiarrhythmic drugs are classified into…

Q: Which of the following white blood cells produces histamine and heparin? a) basophils b)…

A: Blood contains three types of cells majorly, red blood cells, white blood cells, and platelets. Red…

Q: Mr. Malone is going into a shock because of blood loss, so paramedics infuse a saline solution. Why…

A: Introduction: When an individual, such as Mr. Malone, experiences significant blood loss, it can…

Q: When T-cells and macrophages attack the myelin sheet covering nerves the disease that results is…

A: T-cell is a white blood cell that lives in our body, it fights viruses and helps us to get sick. The…

Q: 1. Which of the following is NOT part of the complement system? a) Antigen presenting cells b)…

A: Immunity refers to the ability of an organism to resist or defend against a specific pathogen or…

Q: 1) The immune system and the brain are (two correct answers) :  unrelated to one another  strictly…

A: Immune system A network of biological processes called the immune system guards an organism against…

Q: 39 A 40-year-old man participating in a study of high altitude for 2 weeks shows an increase in…

A: A high hematocrit indicates that a person is at a high altitude since this altitude requires more…

Q: The grouping of blood is based on substances called: A) antibodies B) antigens C) antitoxin D)…

A: Amswer is b.) Antigen.

Q: What type of cells secrete antibodies? A) Cytotoxic T cells B) Helper T cells C) B cells…

A: Antibodies are  glycosylated protein molecules, also known as immunoglobulin. Antibodies are antigen…

Q: Where are Eosinophils located?

A: BASIC INFORMATION  COMPONENTS OF BLOOD    It is the body fluid which helps in transportation of all…

Q: Sutures()

A: Sutures are the threads used to repair the wounds, and there are three types of sutures: continuous…

Q: Reticulocytes are:     Question 6 options:   A)  Nucleated RBCs with…

A: The objective of the question is to identify the correct definition of reticulocytes among the given…

Q: The diagnostic cell in Hodgkin's disease is the:   Question 5 options:   A)…

A: The objective of the question is to identify the specific cell type that is characteristic of…

Q: Which of the following is not considered a "first line of defense" against pathogens? a) lysozyme b)…

A: All the options are considered as the first line of defense against pathogens .…

Q: Alloimmunization may result from which of the following?   Question 44 options:…

A: Alloimmunization, also known as isoimmunization, is a condition where the immune system produces…

Q: Interferons are considered as ______ signals IL-2 is considered as ________ signals IL-1 is…

A: Signaling molecules are small molecules, ions, or even gas that can either cross the lipid bilayer…

Q: Which of the following is one of the family of immunoglobin like proteins that mediate Ca+2?a)…

A: Cell surface adhesion molecules are primarily involved in the transmission of information from…

Q: (a) If you had a severe infection, would you expect your WBC count to be closest to 5000, 10,000, or…

A: The WBC count indicates certain disorders such as infection or inflammation. The normal WBC count…

Q: Which of the following signs or symptoms is not indicative of hemorrhagic shock? Question 3…

A: Answer is Option a(Constricted pupils) Hemorrhagic shock: It is a condition in which body losses…

Q: What do neutrophils do that macrophages dont do? A) antigen presentation B) Degranulate C)…

A: Neutrophils and macrophages are type of white blood cells that helps to impart immunity.  Both…

Q: Which blood cells secrets antibody? a) Eosinophils b) Monocytes c) Lymphocytes d) Neutrophils

A: Introduction - Antibodies, also known as immunoglobulins, are giant Y-shaped proteins that help the…

Q: 18) Which of the following relates to inflammation? A) First line of defense B) Second line of…

A: The immune system- is the body's defense mechanism against undesired micro-organisms and foreign…

Q: Release of proinflammatory cytokines in the brain always leads to impaired learning and memory. a.)…

A: Cytokines are proteins that act as messengers in your immune system, which is a complex network of…

Q: Elsa is an 11-month-old girl. Her parents have brought her to her pediatrician because they have…

A: Anemia is a condition where there are reduced levels of hemoglobin. As a result, the oxygen-carrying…

Q: 27. The sympathetic nerves supply: a) The external sphincters of the gastrointestinal & urinary…

A: Nerves are specialized cells in the body that transmit signals between different parts of the body.…

Q: 10. A ligand binds to a channel and opens it, resulting in the influx of sodium into a post-synaptic…

A: The point of communication between two neurons or between a neuron and a target cell is known as a…

Q: What type of molecules are antigens? A.) proteins B.) carbohydrates C.) lipids D.) RNA E.) all of…

A: Antigen is a foreign substance which on entering the host body stimulates the immune response. This…

Q: What is the most likely cause of the patient's swollen tonsils?  A) Her intense cough caused…

A: Tonsils are present in the Waldeyer's Ring -  These are 2 in number & are a part of the…

Q: A 28-year-old woman comes to the physician because of a 1-week history of painful, red skin spots.…

A: Leukocytoclastic vasculitis (LCV) is a rare inflammatory condition that affects small blood vessels.…

Q: What is the HDN ? and Explain it

A: HDN is a blood disorder.

Q: 116 Cutaneous vasoconstriction is caused by an increase in which of the following? A) Activity of…

A: Cutaneous vasoconstriction is a thermoregulatory response that occurs to excess exposure to cold.…

Q: This morphologic abnormality of mature granulocytes is most frequently associated with infectious…

A: The question is asking to identify the morphologic abnormality of mature granulocytes that is most…

Q: 9. Which is NOT a component of lymph fluid? A) CO2 B) Dead blood cells C) Pathogens D) Dissolved…

A: Introduction  In order to purify and filter lymph, the lymphatic system is a system. The lymphatic…