the membranes of pacemaker cells depolarise less frequently when exposed to ?

Q: How does the organismunderstand that a clottingprocess must begin?

A: Platelets are oval, fragments of larger cells called megakaryocytes. They are small,…

Q: Do the Fibrin form the bridges between aggregating platelets? How?

A: Platelets aggregation:                 ADP [Adenosine diphosphate] is released during the platelet…

Q: If a patient with inoperable cancer is treated using a drug that reduces the rate of cell division,…

A: The circulatory system is one of the major systems of the human body. The circulatory system…

Q: Compare and contrast thrombocytopenia with thrombocytosis.

A: Primary thrombocytosis is considered as a single disease entity and consists of unique clinical…

Q: What is the mechanism by which the number of circulating white blood cells is increased?

A: The leukocytes or the white blood cells are the cells of the immune system that helps in protecting…

Q: How are platelets triggered to aggregate?

A: Blood is one of the main connective tissues. It consists of blood cells and plasma. The blood cells…

Q: Name the most important proteins in plasma and their functions.

A: Plasma contains a complex mixture of proteins, most of which are synthesized in the Liver.

Q: List the three major types of plasma proteins.

A: We can say that Plasma is clear, straw-colored fluid part of the blood and [resents 55 percent of…

Q: List the four main categories of plasma proteins?

A: Plasma proteins or blood proteins are the proteins found in the plasma. Plasma is the yellowish…

Q: Describe the arrangement and function of lipids in the RBC membrane.

A: Red blood cells or erythrocytes are cells suspended in blood that function to transport oxygen to…

Q: Explain how the positive feedback loops in the platelet and coagulation phases promote hemostasis.?

A: Homeostasis refers to regulating the stable conditions inside the body, irrespective of changes…

Q: What are the different classes of plasma proteins, and which are the most abundant?

A: Blood is the circulating fluid, made of plasma and cells, responsible for transporting gases and…

Q: What would be the effects of a decrease in the amount of plasma proteins?

A: The proteins found in the blood plasma (comprising of water and ions) are known as the plasma…

Q: What is the myogenic response?

A: Myocytes or muscle cells are the cells present in some kinds of muscle tissues. They originate from…

Q: Describe the production, death, and disposal of leukocytes.?

A: Leukocytes are otherwise known as the white Blood cells. Generally leukocytes are responsible for…

Q: What 3 clotting factors are inhibited by endogenous inhibitors? What 3 clotting factors are…

A: Blood coagulation is a procedure that converts circulating liquids into an insoluble gel inside the…

Q: Explain the various factors that promote and inhibit blood clotting.

A: Factors which promote blood clotting are- Factor I- Fibrinogen, it is a adhesive protein which forms…

Q: Describe the morphology and functions of erythrocytes (RBCs)?

A: Answer- Erythrocytes or red blood cells are the cells that impart red color to the blood due to the…

Q: How are platelets activated?

A: Platelets or thrombocytes are very minute and colorless formed elements of blood that form clots and…

Q: Which chemicals produce changes in tissue perfusion? How do they affect tissue perfusion?

A: Perfusion is the passage of fluid through the circulatory system or lymphatic system to an organ or…

Q: Describe the anticlotting systems?

A: Blood is a constantly circulating liquid providing the body with nutrition, oxygen and waste…

Q: In what type of WBC do you often see vacuoles and why?

A: WBCs refers to white blood cell (s). These are the blood components and are also known as…

Q: What are anticoagulants of blood plasma?

A: The yellow color liquid component present in the blood is called blood plasma. This straw-colored…

Q: Would excess of red blood cells production increase blood pressure ?.   (Explain  well with…

A: For a proper and scientific understanding of this concept and question, we need to define a term…

Q: They carry oxeganated blood away from the heart,while capillaries?

A: Blood vessels referred to as the tubular channels from which blood get transported all over the…

Q: What do fluctuating levels of the hematocrit signify?

A: The hematocrit is measured by taking a blood sample through an automated machine that makes several…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.