Aging and damaged erythrocytes are removed from thecirculation by ________.a. myeoblastsb. monocytesc. macrophagesd. mast cells

Q: Description 1. Microscopic blood vessels with thin, porous walls; site of gas exchange between…

A: microscopic blood vessels with small porous wall for exchange of gases between the blood and the…

Q: A major difference between arteries and veins is thata. arteries always carry oxygenated blood;…

A: The circulatory system has blood vessels to carry blood from one place to another throughout the…

Q: In the fetus, the blood with the highest concentration of oxyhemoglobin will be found in the: Select…

A: The foetal circulation is different to that of the circulation found in adults. This is because the…

Q: The pigment that transports oxygen in an erythrocyte isa. fi brin.b. hemoglobin.c.…

A: Red blood cells (RBCs), also referred to as red cells, red blood corpuscles (in humans or other…

Q: All arteries in the body contain oxygen-rich blood, with theexception of thea. aorta. c. renal…

A: Answer is b.)  pulmonary arteries.

Q: Erythropoietin a) production is inhibited by testosterone b) inhibits the formation of red blood…

A: Erythropoietin is a glycoprotein hormone that has 4 glycans attached to the amino acid chain. It has…

Q: . Erythropoietin is available as a drug. Why would athletesabuse it?

A: Hormones are chemical messengers, that are mainly released by several glands. The hormones travel in…

Q: How do arteries differ from veins?a. Arteries have thicker wall layers to accommodate the changes in…

A: The heart is the most important organ for the body and made up of several different types of tissues…

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: When it comes to arteries and veins, do veins have? a) a tunica media that is missing in arteries…

A: Since you have posted a question with multiple sub-parts, we will solve the foremost three for you.…

Q: These carry blood from the lungs to the heart: A) Bronchial TubesB) Pulmonary ArteryC) Pulmonary…

A: The cardiovascular system is also called a vascular system. The cardiovascular system consists of…

Q: Which of the following statements is false?a. Only arteries carry oxygenated blood.b. Both arteries…

A: Components of closed circulatory system It consists of heart to pump the blood, blood vessels like’s…

Q: A circulatory pathway in which the blood flows through two capillary beds in series - before it…

A: The circulatory pathways direct proper flow of blood through heart, lungs, and various associated…

Q: When the oxygen capacity of the blood is reduced,a. the liver produces more bile.b. the kidneys…

A: The oxygen is needed to burn the fuel in our cells to produce energy. The human body is a highly…

Q: Erythropoietin is produced by the ____.   A kidney   B anterior pituitary gland   C red bone…

A: Endocrine glands secrete chemical messengers, which are also called as endocrine hormones. The…

Q: The fundamental cause of sickle-cell disease is a change in the structure of: a. blood. b.…

A: Sickle cell disease - Inherited blood disorder, red blood cells are shaped like sickle .

Q: Blood flows directly from the left atrium to_____ . a. the aorta c. the right atrium b. the left…

A: The heart has four chambers in human beings. They are the two upper atria and two lower ventricles.…

Q: A person who is hyposecreting EPO and has an increased hematocrit: A. may have anemia B. may have…

A: EPO stands for the erythropoietin hormone that is secreted by the kidney. This hormone is…

Q: Match The Descriptions A Vessels that carry blood away from the heart. B Vessels that carry blood…

A: There are three types of blood vessels-  arteries, veins and capillaries. Arteries mainly carries…

Q: Blood passing through the ______ is deoxygenated.   A bicuspid valve   B pulmonary veins   C…

A: Blood circulation refers to the movement of blood through vessels of the body. It is induced by the…

Q: Veins and arteries catty blood. Which of these carry blood?a) Away from the heart?b) Back to the…

A: Blood is the body fluid that is composed of plasma and formed cell that circulates through the…

Q: Contrast the function of capillaries in the skin with thefunction of capillaries in muscle tissue.

A: The capillaries that are located in the skin are responsible for thermoregulation. They control how…

Q: This blood vessel allows diffusion of gases between blood and body tissues. O A. Artery O B. vein O…

A: The cells in the body requires nutrients oxygen and other necessities for its metabolic activities…

Q: A mass of necrotic tissue that results from circulatory obstruction is called a(n)    A)  plethora…

A: Here i discuss about the mass of necrotic tissue that results from circulatory obstruction.

Q: Hyperkalemia or high blood potassium is associated with a.Heart arrhythmia b.Cardiac arrest c.Not…

A: The causes of hyperkalemia may be a kidney disease, excess intake of potassium rich diet or certain…

Q: Blood leaves the right ventricle through the ______.   A pulmonary trunk   B right atrium   C…

A: The human heart is situated in the middle of the thoracic cavity in a space called the mediastinum.…

Q: The most abundant protein in plasma is_______.a. hemoglobin      c. albuminb. fibrin…

A: Biological molecules are chemical substances that occur in living organisms, and aid in performing…

Q: The endocardium is composed of __________.   A collagen fibers and the lumen   B myocardiocytes…

A: The Human heart is the Center for regulating blood across the body. It is located within the…

Q: 30. The outer cell layer of the capillaries is primarily composed of: A. Pericytes B. Vascular…

A: The correct option is C Endothelial cells  The interchange of material between circulation and cells…

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: Ella has to write a paper on the formation of red blood cells. In addition to the circulatory…

A: Red blood cells are one of the major elements of blood. The role of the RBCs is to transport oxygen…

Q: A drug that enhances the activation of plasminogen to plasmin will cause:

A: Plasmin is an important clotting fibrinogen factor that is utilized in the process of blood clotting…

Q: Erythroblastosis fetalis is caused by a) the second exposure b) bacterial infection c) viral…

A: The Rh antigen is present on the red blood cells (RBC) and it is very important for the blood group…

Q: Which of the following is NOT a difference in blood between males and females? A.Males have a larger…

A: Blood is a body fluid that transports oxygen (O2) and carries nutrients to all parts of the body.…

Q: Type of blood vessels taking impure blood from the head part to the heart are calle O a. Coronary…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What do you mean by erythroblastosis foetails??

A: Erythroblastosis fetalis traditionally results from Rho(D) inconsistency, which may create when a…

Q: A B Blood vessel A supplies two body organs namely the and the

A: The given diagram shows an amphibian circulatory system. The circulatory system is responsible for…

Hematology

Hematology is the branch of biology. Hematology is the medical field that deals with the treatment of blood disorders and cancers, such as hemophilia, leukemia, lymphoma, and sickle-cell anemia. Hematologists and hematopathologists are medical professionals who specialize in illnesses of the blood and its components.