________________causes an increase in blood pressure.   A. Increased Blood Volume B. Arterial Vasodilation C. Blood Volume Depletion D. Vagal Stimulation of the heart

Q: Select the letter of the choice that best completes the statement. The function of the lymph nodes…

A: Lymph nodes are small structures that serve as filters for toxic substances. They generate immune…

Q: Which leukocyte is not a granulocyte? A. monocyte B. basophil C. eosinophil D. neutrophil

A: Leukocytes, also called as White Blood Cells(WBCs) play a major role in our immune system by…

Q: What granular leukocytes promote the inflammation response by entering damaged tissues and releasing…

A: Immunology is the branch of medical science that deals with the study of the immune system and…

Q: Production of less than 50 mL/day of urine is called ________. a. normal b. polyuria c. oliguria d.…

A: Urine is the liquid or semi-solid solution containing metabolic wastes along with certain toxic…

Q: Why do heart attacks cause permanent tissue damage? a. The sinoatrial nodes cannot restore the…

A: During a heart attack, the blood supply that supplies oxygen is cut off and the heart muscle begins…

Q: The ventricular septal defect is characterized by A. A left to right shunt B. A loss of blood blow…

A: A congenital heart defect(CHD) can be defined as a problem that occurs in the heart structure that…

Q: During the systolic phase of the cardiac cycle, the heart is ________. a. contracting b. relaxing c.…

A: The heart is a pumping organ that provisions or supplies all tissues and organs of the body with…

Q: Endocarditis is an inflammation of which portion of the heart? a. pericardium b. endocardium c.…

A: Heart is an organ that pumps blood and is originated from mesodermal tissue. Heart is exclusively…

Q: Prothrombin which helps in clotting of blood is released by: A. lymphocytes B. erythrocytes…

A: In a cascade of biochemical events involved in the coagulation of blood, Prothrombin is a clotting…

Q: Which hormone elicits the “fight or flight” response? a. epinephrine b. mineralcorticoids c.…

A: When someone experiences a stressful event, the amygdala sends a distress signal to the…

Q: Pulmonary stenosis is characterized by A. A left to right shunt B. A loss of blood flow into…

A: The heart is a muscular organ that pumps oxygenated blood to the aorta, which conveys it to the…

Q: The following are differential diagnoses a. Peptic Ulcer b. Cholecystitis Cholesterol Embolism d.…

A: An aortic aneurysm is the enlargement of the main blood vessel of the heart which is the aorta that…

Q: Anemia is most likely to result from failure of which of these organs? a. the heart b. the lungs c.…

A: Answer is a.) the heart.

Q: Erythr/o is which color?   a. black   b. white   c. red   d. blue

A: The term 'Erythr/o' is a prefix used in medical terminology. It is derived from the Greek word…

Q: Idiopathic pulmonary fibrosis is a progressive disease. Predict what will happen to Grandpa’s blood…

A: PO2 or the partial pressure of oxygen gives us the amount of O2 gas dissolved in the blood of an…

Q: The thymus is most active during a. Fetal development b. Childhood c. Middle age d. Old age

A: Thymus is primary lymphoid organ of the immune system. In the thymus, T cells (thymus cell…

Q: Which side of the heart receives blood from the lungs? A. both right and left B. left C. right

A: The human circulatory system, also called the cardiovascular system, is responsible for circulation…

Q: the purpose of the prostaglandin thromboxane?  a. Promotes phagocytosis  b. Increases capillary…

A: The thromboxanes are related to prostaglandins and are arachidonic acid derivatives.  The formation…

Q: Which hormone causes a rise in blood pressure?a. aldosterone c. erythropoietinb. oxytocin d. atrial…

A: The synchronized activity of the body (physical and physiological) is controlled and regulated by…

Q: Which blood vessels have the smallest diameter? A. Capillaries B. Arterioles C. Venules D. Lymphatic

A: The circulatory system consists of different different blood vessels like arterioles, venules,…

Q: High blood pressure, often caused by constricted vessels, is called

A: Vasoconstriction is the narrowing of blood vessels, usually as a result of tightened blood vessel…

Q: Select the letter of the choice that best completes the statement. The leukocytes that phagocytize…

A: Leukocytes are often called WBC (white blood corpuscles/cells), are one of the chief formed elements…

Q: Select the letter of the choice that best completes the statement. The clotting processa. requires a…

A: The process of blood coagulation changes circulating substances within the blood such as red blood…

Q: When comparing new laboratory results with baseline in a patient with sickle cell, which results…

A: Sickle cell disease is a genetic blood disorder that can lead to various complications, some of…

Q: A pathologist is looking at a histological section of aorta stained to demonstrate the many wavy…

A: The question is asking to identify the location of a specific type of fiber that is found in the…

Q: Aging and damaged erythrocytes are removed from the circulation by a. myeoblasts b. monocytes c.…

A: The macrophages are cells that are responsible for detecting and destroying many foreign agents and…

Q: In simplest form please answer the following: What is the function of the nerve supply to the…

A: introduction: the question is related to nerve supply of arteries and veins. The Answer is described…

Q: Based on the entry of the probe into the chambers of the heart, which heart vessel is the probe been…

A: It is a muscular organ about the size of a fist , located just behind and slightly left of the…

Q: Which side of the heart receives blood low in oxygen from the body? A. left B. both right and left…

A: The human circulatory system is one of the major eleven organ systems in the human body and is…

Q: Which leukocyte is not a granulocyte? A. monocyte B. basophil C. eosinophil D. neutrophil

A: We know that Leukocytes, also called White Blood Cells(WBCs) play a major role in our immune system…

Q: What are the characteristic features of arteries O a. Smooth muscle cells and collagen fibers in…

A: Blood is referred to as the body fluid that functions in facilitating the transport of nutrients and…

Q: What is responsible for the first heart sound (lub)?   A. Contraction of the atria. B.…

A: The cardiac cycle is the duration of time that starts with atria contraction and ends with…

Q: Which statement is true? A. All arteries carry oxygen-rich blood. B. All veins carry oxygen-rich…

A: The heart pumps blood and circulates it throughout all the body parts for their functioning. The…

Q: Heparin is an activator of antithrombin III. In addition to thrombin, which additional coagulation…

A: Introduction: Antithrombin III is a protein in the blood that blocks unusual blood clot from…

Q: what will decrease bleeding by clot formation? a. plasminogen b. fibrin c. plateltes d.…

A: Blood clots are alginate clumps of blood that occur as blood shifts from liquid to semi solid in…

Q: Anytime there is a sustained change in blood pressure (longer than 2-5 minutes) ______ is…

A: Carotid sinus consist of various baroreceptors  Carotid sinus baroreceptors are innervated by sinus…

Q: The heart works like an efficient pump.         A. True   B. False

A: Heart is the main organ of the circulatory system. In vertebrates it is located on the ventral side…

Q: Which neurotransmitter acts directly at the heart to increase heart rate? a. Norepinephrine b.…

A: The chemical communicators in the body are called neurotransmitters. They transmit information from…

Q: All of the following are consequences of Atherosclerosis except A. MI B. Transient ischemic attack…

A: Atherosclerosis is a condition or disease of the arteries which is characterized by deposition of…