How do the vasomotor center coordinates both vasoconstriction and vasodilation?

Q: Define the term vasodilation?

A: Vasodilation is the process of widening of blood vessels. It results from relaxation of smooth…

Q: What is the overall net filtration pressure in a capillary?

A: NET FILTRATION PRESSURE  is the total pressure that encourages filtration. NFP=GBHP-(CHP+BCOP)NET…

Q: What is the function of vas deferens?

A: Introduction  The life starts from single cell called Zygote. A zygote is formed by the fusion of…

Q: State the function and location of  Vasomotor center.

A: Multicellular animals have structurally complex body organisation. Due to this,there arises a need…

Q: How does vasoconstriction help increase the coretemperature of the body?

A: The body tightly regulates the body temperature through a process called thermoregulation, in which…

Q: what the downward and upward slopes in the graphs indicate about the contractile vacuole?

A: The contractile vacuole gathers and pumps out excess water as it accumulates in the cell.

Q: What regulates total peripheral resistance?

A: Total peripheral resistance can be defined as the sum of force that affecting as the generation of…

Q: Identify the receptors, afferent pathways, integrating center, efferent pathways, and effectors in…

A: The process of showing involuntary response to any type of stimulus without any knowledge and…

Q: What factors enhance venous return during exercise?

A: Venous return refers to the flow of blood from the periphery to the right atrium of the heart…

Q: What are the major physiological factors influencing capillary blood flow? What are the major…

A: Blood flow and its pressure is influenced by four key factors: cardiac output, blood volume,…

Q: How do hydrostatic and osmotic pressures determine fluid movement across the walls of capillaries?

A: Capillaries exchange is the exchange of material from the blood into the tissues in the capillaries.…

Q: What is the diff erence between pressure reservoirs and blood reservoirs? Why is each important?

A: Blood is a body fluid that carries necessary nutrients and oxygen to the cells and transports…

Q: How can control of sympathetic nerves to arterioles achieve vasodilation?

A: Central nervous system (CNS), and the peripheral nervous system (PNS) are two main parts of the…

Q: How does each ECG wave, interval, and segment relate to contraction (systole) and relaxation…

A: Electrocardiogram (ECG) is used to measure the regularity of heartbeats and also the size and…

Q: Which are the major factors responsible for limiting the increase in stroke volume?

A: Contraction of heart muscle by compression of ventricles ejected a small volume of blood in…

Q: Explain the concept of Vasoconstriction and vasodilatation and the impact that preload and afterload…

A: The circulatory system consists of three systems that work together; the heart (cardiovascular),…

Q: What are normal values for systolic, diastolic, and mean arterial pressures in young adult males?…

A: In adult male the range of systolic BP 100–179 mmHg;  Diastolic BP 60–139 mmHg;  Mean arterial…

Q: What is colloid osmotic pressure? In which direction does colloid osmotic pressure drive the…

A: The Colloid osmotic pressure given by large molecules occurs within the vascular space serves to…

Q: What does v1 v2 v3 mean in ECG?

A: Electrocardiography refers to the method of recording the electrical activity of the heart. A…

Q: What is the P wave in ECGs?

A: Step 1 ECG is an electrocardiogram. An electrocardiogram is a graphic recording of electrical…

Q: What are the Effects of arteriolar vasodilation or vasoconstriction on capillary blood pressure in a…

A: Arteriolar vasodilation: It is used in the medical line for the purpose of medication, a syndrome…

Q: vasoconstrictors?

A: The pressure of circulating blood against the walls of blood arteries is known as blood pressure.…

Q: What is the vas deferens?

A: The male reproductive system includes the penis, scrotum, testes, epididymis, vas deferens, prostate…

Q: What are the relative velocities of flow through the various vessel types of the systemic…

A: Systemic circulation carries pure/oxygenated blood from the left ventricle (through the arteries) to…

Q: What is the relationship between the pulse and the vasculature?

A: Pulse : it refers to the rhythmic expansion and contractions of the arteries when blood is pumped…

Q: how do vasodilation and vasoconstriction help the body to regulate circulation dynamics?

A: Vasoconstriction and vasodilation are collectively termed as vasomotion. The narrowing of the blood…

Q: What effect does vasodilation have on the afterload of a patient with sepsis?

A: Sepsis which is a common medical condition with a very high mortality rate and it is a…

Q: How do the baroreceptors regulate arterial blood pressure?

A: Arterial blood pressure is regulated within a normal range normally, ranging from 85 to 100 mmHg in…

Q: Would you expect this count to be decreased or elevated in a vaso-occlusive crisis?

A: In Vaso occlusive crisis the RBC Becomes sickel shaped so it causes obstruction in the blood supply…

Q: How does the depolarization of pacemaker cells differfrom the depolarization of other cardiac cells?…

A: Anatomy and physiology are the branches of biology, anatomy deals with the study of the structure of…

Q: WHICH PART OF AUTONOMOUS NERVOUS SYSTEM INCREASES VASOCONSTRICTION? HOW DOES THAT CHANGE PERIPHEERAL…

A: The autonomous nervous system is a part of peripheral nervous system, which influences the function…

Q: What four variables determine the net filtration pressure across the capillary wall?

A: NTP stands for net filtration pressure. It is the interaction between osmotic pressure and…

Q: What is the relationship between peripheral resistance and blood pressure? How does the vasomotor…

A: Blood pressure (BP) is a measure of the force being exerted on the walls of arteries as blood is…

Q: What is meant by autoregulation of blood flow and what is the mechanism involved

A: autoregulation of blood flow is regulated by neuro hormonal factors, physical pressure, endothelial…

Q: Define and why vasodilator drugs are of limited value in arterial disease?

A: Arteries are the vessels that carry oxygen-rich blood away from the heart to the tissues of the…

Q: How are preload, afterload, and contractility managed therapeutically in the patient with heart…

A: Heart failure is characterized by the heart’s inability to pump an adequate supply of blood to the…

Q: How do skeletal muscles, respiratory movements, and vasoconstriction affect venous blood flow?

A: The blood vessels are a part of the circulatory system. It functions to transport blood all over the…

Q: What is cardiovascular mechanics and why is it relevant ?

A: Circulatory system plays the very important role of delivering nutrients and oxygen to the cell and…

Q: How does an increase in capillary hydrostatic pressure cause edema?

A: Introduction: Edema is described as a perceptible swelling brought on by an increase in the volume…

Q: Whare is the vasomotor center situated? What is its role?

A: Brain is the major organ of the nervous system of animals. It is involved in responding to stimuli,…

Q: What is stroke volume? What is its relation will cardiac output ?

A: The value obtained from the subtraction of end-diastolic volume and end-systolic volume refers to…

Q: What is the only solute that has a significant concentration difference across the capillary wall?…

A: * Across the capillary wall large plasma proteins has a significant difference in concentration. *…

Q: What is vasomotion? What is autoregulation of local bloodflow?

A: Answer: Introduction: Vasomotion controls liquid and nutrient exchange amongst the vascular system…