Why do the central chemoreceptors detect blood PCO2 levels while the peripheral chemoreceptors are only sensitive to total blood H+ concentration?

Q: The chemoreceptors located in Carotid and Aortic bodies are mainly stimulated by  a. Icreased oxygen…

A: The objective of the question is to identify the primary stimulus for the chemoreceptors located in…

Q: Explain how CO interacts with the circulatory system, especially the relationship among CO, CO2, and…

A: Respiration is the process of exchange of gases through our respiratory system. Here oxygen is…

Q: Chemical and physical properties of gases are important factors in the evolution and physiology of…

A: A complicated system that consists of the heart and lungs, blood arteries, and blood is the…

Q: 1. Sketch out a graph showing the proposed relationship between pH and bacterial infection in people…

A: Cystic fibrosis is the disease that affects the cells that produce mucus, sweat and digestive…

Q: Chemoreceptors sensitive to blood carbon dioxide levels are primarily located in the Select one:…

A: The objective of the question is to identify the location of chemoreceptors that are primarily…

Q: Which of the following will cause the largest increase in systemic arterial oxygen saturation in the…

A: The oxyhemoglobin dissociation curve is also known as the oxygen–hemoglobin dissociation curve. This…

Q: Which of the following statements about type I respiratory failure is correct? CNS depression with…

A: Type 1 respiratory failure or hypoxemic condition is basically when the tissue of lung get damaged…

Q: Olfaction results from the stimulation of chemoreceptors.     TRUE     FALSE

A: Sensory organs are the organs which possess sensory neurons that catch up external signals from…

Q: After the right ventricle, how does air make its way to the lungs to be exhaled? 1st picture is…

A: Circulatory system of the body works in order to transport oxygen to the periphery & bring back…

Q: If the partial pressure of CO2 in the tissue is 50mm of Hg and the partial pressure of CO2 in the…

A: The gases move form higher to lower pressure.

Q: Regarding central chemoreceptors, if H+ ions are unable to cross the blood-brain barrier, how does…

A: The blood-brain barrier acts as a semipermeable membrane whose function is to inhibit the entry of…

Q: The effect of purposeful hyperventiliation just prior to diving and swimming under water is that:…

A: Hyperventilation is the process in which an individual begins to breathe faster than the normal…

Q: Nitrous oxide enters the blood by diffusion from the alveoli whilst it is being inhaled, but does…

A: Nitrous oxide is a molecule that enters the body through inhalation. It is a fat soluble gas that…

Q: Which of the following statements is incorrect?  a. a sudden increase in CO2 levels in the arterial…

A: The regulation of acid-base balance in the human body is vital for maintaining physiological…

Q: As the run began the levels of carbon dioxide in the soldiers’ body began to rise. Explain how and…

A: Co2 is a result of cellular metabolism that is delivered to the lungs via the bloodstream before…

Q: When blood oxygen levels markedly decrease, what vascular response does the chemoreceptor reflex…

A: In adults, a reflex tachycardia happens when oxygen is reduced or the carbon dioxide indulge is…

Q: Which of the following is TRUE of carbon monoxide poisoning? Group of answer choices choose one…

A: The system that helps in gas exchange in the body is known as the respiratory system. The…

Q: The carbamino effect decrease's hemoglobin's affinity for _________ in response to increased…

A: Bohr effect Bohr effect was described by Christian Bohr and it explains RBC 's ability to adjust to…

Q: Sixty hours after aspirin ingestion, the patient’s blood pH has returned to normal (pH 7.4).…

A: Consider the reversible reaction shown below and it has an equilibrium. A ⇌ B All reactions strive…

Q: When the blood passes through the lungs, CO₂ is expelled and the hemoglobin picks up oxygen. Place…

A: In the process of oxygenation of hemoglobin in the lungs and the release of carbon dioxide, certain…

Q: Which statement regarding carbon dioxide transport in the blood is true? HCO3-…

A: Carbon dioxide (CO2) transport in the blood refers to the process by which CO2 is transported from…

Q: The chemoreceptor reflexes help maintain homeostasis Select one: a. when H+ concentrations…

A: The objective of the question is to identify the condition under which chemoreceptor reflexes help…

Q: A person with long-term bronchitis has developed polycythemia as a result. What made this happen?…

A: Polycythemia is a condition where the hemoglobin concentration is increased in the blood of a…

Q: Carbon monoxide binds to hemoglobin and prevents it from binding properly with oxygen. Carbon…

A: Hemoglobin is a metalloprotein (iron+protein) found in RBCs, which provides red color to the RBCs.…

Q: sensors for the chemoreceptor reflex are located in the

A: In biology, a reflex is a series of very basic behavioral segments that usually occur as direct and…

Q: Inspiratory neurons send impulses along the _____ nerves to the ______ (skeletal muscle) and ______…

A: Inspiratory neurons make up the dorsal respiratory group. They are located bilaterally in the…

Q: Nonspecific beta blockers (block both beta- 1 and beta -2 receptors) have been used as first-step…

A: Beta-blockers are the drugs that block the beta receptors and have been used as first-step…

Q: Think about the wall of a small bronchiole during a severe allergic response.  Explain, as…

A: Respiratory system comprises the nose, nostrils, trachea, bronchi, bronchioles, alveoli, and lungs.…

Q: during mouth to mouth resuscitation, air is forced into the victims trachea. Exhaled air contains a…

A: Mouth-to-mouth resuscitation, commonly known as rescue breathing or cardiopulmonary resuscitation…

Q: Scenario: In Charles’ blood, the partial pressure of CO in the blood (0.4 mm Hg) is far lower than…

A: When carbon monoxide binds to hemoglobin, it cannot be released as easily as oxygen. The slow…

Q: After 30 minutes in ED, peter pupils were constricted and his breathing was shallo. He was…

A: Peter's initial symptoms in the Emergency Department was constricted pupils and shallow breathing.…