Which statement is true? a. Veins have more muscle and elastic fibers than arteries b. Arteries have more muscle and elastic fibers than veins c. Veins carry blood away from the heart d. Arteries carry blood

Q: Which compartment of the heart pumps blood to the pulmonary circuit? Answers A - D A The left…

A: The circulatory system of the human body is composed of the heart which is the main organs of the…

Q: An increase in blood PH will ? a. Increase hemoglobin saturation B. Decrease hemoglobin saturation…

A: The hydrogen ion (H+)  concentration of the body fluids is extremely low. In arterial blood the H+…

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: The correct alternate term for oxygen debt is ? a. Oxygen depletion  b. Oxygen consumption c.…

A: When an individual engages in high levels of exercise, the body isn't able to supply oxygen to the…

Q: deer notices a wolf in the area. What organ is responsible for sending a message to the deer that it…

A: The mammals show division of labour that is different parts of the body perform different functions…

Q: Where in the body of the Daphnia is the heart located? a. in the tail b. near midgut c. adjacent…

A: The understanding of where the heart of Daphnia is located is rooted in the study of comparative…

Q: what causes low blood pressure?  a. fast heart rate  b. inelastic arteries  c. weak valves in…

A: INTRODUCTION: The question is related to cardiovascular system of human body. The correct answer is…

Q: The two electrolytes most important in enabling nerves to respond to stimuli are? A. Chloride and…

A: Nerve impulses refers to an electrical or chemical signal that is transmitted along a nerve fibre.…

Q: Red blood cells carry oxygen by directly binding to the oxygen molecule through? A. Hemoglobin B.…

A: Haemoglobin : Its is the protein molecule that carries oxygen as well as carbon di-oxide in the…

Q: In extravascular hemolysis, heme is converted into what molecule or molecules?  A. Amino acids  B.…

A: Extravascular hemolysis is the hemolysis occur in the liver, spleen, bone marrow, and also in the…

Q: Which term refers to the belly of the pig? a. Superior b. Inferior c. Dorsal d. Ventral

A: Superior, Inferior,  dorsal, ventral are the anatomical positions of a reference organ.  Belly…

Q: Which statement is true regarding iron in pregnancy?   a. Transferrin levels decrease in pregnancy.…

A: Pregnancy is an exciting period in a woman's life because she brings into the world a new human…

Q: Bones act as a storage site for which mineral?  A. Sodium  B. Potassium  C. Calcium  D. Chloride

A: The connective tissue in which the matrix is dense, solid and mineralized and which forms the…

Q: Which is not a function of blood? A. temperature regulation B. regulation of body pH C. hemostasis…

A: Blood is a body fluid that circulates throughout the body as a part of the cardiovascular system. It…

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: A doctor is using a camera to gulde Instruments into blood vessels. What should the doctor expect to…

A: Closed circulatory system is a type of circulatory system in which blood flows inside the blood…

Q: Which system responds faster to changes in pH? A. Kidney B. Cardiovascular C. Nervous

A: The degree of acidity or alkalinity of blood is a significant characteristic. The pH scale measures…

Q: Drugs that improve blood clotting such as colony-stimulating factors, increase the risk of which…

A: Proteins called colony-stimulating factors (CSFs) control the body's synthesis and maturation of…

Q: Which lists the stages of erythrocyte turnover in the correct sequence? A. vascular spasm,…

A: Erythrocyte life-cycle or Red blood cell life cycle Mature Red blood cells in the blood are…

Q: Which function does the circulatory system share with the heart? Select one: a. Regulates blood…

A: The objective of the question is to identify the function that both the circulatory system and the…

Q: How is the normal concentration of sodium and potassium relative to intracellular fluid and…

A: Cell is a structural and functional unit of living organisms. Several cells joined together to form…

Q: Smoking constricts blood vessels, causing tissues to receive less oxygen. What effect does this have…

A: There are several activities performed by humans that causes abnormal conditions related to their…

Q: Which is an example of diffusion of oxygen?   a. Movement of oxygen from the lungs into the blood…

A: Blood acts as a medium for transporting gases, for example, O2 (oxygen) and CO2 (Carbon dioxide). It…

Q: patient of yours gets a blockage in a branch from the coronary artery (called the LAD). It causes…

A: The left descending anterior artery is the branch of left coronary artery full stop it is the major…

Q: Which is TRUE about isovolumetric contraction of the heart? a. AV valves are closed; SL valves are…

A: Isovolumetric contraction, or the second phase of the cardiac cycle, is an event that occurs in the…

Q: Evaluate how a person’s lifestyle can influence their risk of developing coronary heart disease

A: Heart disease is the number 1 cause of death and stroke is the number 5 in death in united…

Q: What do the vessels that are carrying oxygen-poor blood back to the heart have that stops blood from…

A: The circulatory system of the body is the transport system of the body. The main function of this…