How do P2 and Pn2 change with increasing depth? What are the consequences for human divers as a result of these changes?

Q: What can cause a sudden decrease in oxygen saturation?

A: Oxygen saturation is the oxyhemoglobin or oxygen-bound hemoglobin percentage in the blood. It is…

Q: how does the body increase oxygen availability at high altitude?

A: Oxygen saturation levels refer to the extent hemoglobin is bound or saturated to oxygen. High…

Q: What is the site of gaseous exchange in an insect?

A: Insects are small, air-breathing arthropods having the body divided into three parts as head,…

Q: What is the approximate ratio of length to width for epithelial cells of the trachea?

A: Epithelial cells are the surface cells of the organ and the skin

Q: Is Glycerin a Cryoprotectant chemical?

A: Introduction:  Cryoprotectants are essentially chemical substances that protect cells or tissues…

Q: How does the countercurrent exchange system increase the efficiency of gas exchange between a fish’s…

A: Counter-current mechanism It is a physiological process responsible for high osmotic concentration…

Q: How a countercurrent flow becomes more beneficial than a concurrent flow in terms of response gas…

A: A biological phenomenon wherein a material is exchanged between fluids that are flowing in different…

Q: Will a decrease in elevation shift the binding curve of hemoglobin? Will it shift the curve to the…

A: Binding curve of haemoglobin:  this is also called as oxygen dissociation curve which is plotted…

Q: what is the mechanism by which breathing contributes to the body's control of blood pH? Which set of…

A: BREATHING is the process in which the air moves into the lungs from outside the atmosphere. a…

Q: What is the effect of hyperventilation on respiratory alkalosis? increase decrease nochange

A: Respiratory alkalosis is a situation wherein you breathe too fast and too deep which leads to an…

Q: What is the relationship between the water pressure on body tissues for various water depths and…

A: The amount of force acting per unit area is defined as pressure. It is an important factor affecting…

Q: How is oxygen and carbon dioxide transported in human beings?

A: Oxygen is essential for the cells to breakdown the nutrients to obtain energy. The resulting carbon…

Q: How does pneumonia cause hypoxia?

A: Pneumonia is a disease of the lungs that may be generated by pathogens (bacteria, viruses, or…

Q: How is contraction of the inspiratory muscles a crucial point?

A: The inspiratory muscle includes diaphragm, external intercostal muscles, scalene muscles and…

Q: How do fish such as blennius Pholis cool themselves down?

A:

Q: How do Po2 and Pn2 change with increasing depth? What are the consequences for human divers as a…

A: The inhaled air is a mixture of gases, and the pressure contributed by a single gas in the mixture…

Q: How does a decrease in blood pH affect respiratory rate?How does a decrease in CO2 affect…

A: How does a decrease in blood pH affect respiratory rate?  As blood pH drops (becomes a lot of…

Q: What is the effect on the oxygen binding of hemoglobin in the muscle cells?

A: in muscle cells and fibers myoglobin is present in abundance.

Q: How does rapid respiring of skeletal muscles increase the unloading of oxygen by oxyhemoglobin

A: Decreased pH and increased temperature shift the oxygen dissociation curve for hemoglobin to the…

Q: Describe the peripheral receptor response to decreased arterial O2 levels.   What do the receptors…

A: The flow of air through the transmitting channels between the atmosphere and the lungs is known as…

Q: Where are the chemoreceptors that detect the acidity of the blood and trigger the respiratory…

A: Chemoreceptors are sensors that detect changes in normal conditions such as the level of CO2 ,O2,…

Q: What is the critical amino acid difference between the beta-chain and the gamma-chain of hemoglobin?…

A: Haemoglobin A is the adult haemoglobin tetramer composed of 2 alpha and 2 beta chains whereas fetal…

Q: Can Voluntary hyperventilation prolong the duration of a breath-hold dive? How?

A: Voluntary hyperventilation can be defined as the increase in the respiratory rate by establishing…

Q: What is the highest level of organization in myoglobin? In hemoglobin?

A: The degree of complexity in the polypeptide chain distinguishes the four layers of protein…

Q: Does hyperventilation contribute mainly to the increase in oxygen requirement by cells

A: HYPERVENTILATION:- It is also known as rapid or over-breathing. Healthy breathing is when the amount…

Q: What are respiratorypigments? What are somerespiratory pigments and inwhich animal groups can eachof…

A: In the animal kingdom, there are four kinds of pigments that bind to the oxygen. The pigments are…

Q: A trout exposed to acid mine drainage experiences an increase in mucus production along the gills.…

A: Adolf Fick developed Fick's laws of diffusion in 1855 to characterise diffusion. They can be used to…

Q: (4a) A physoclistic fish is swimming toward the surface – what is happening inside its gas bladder…

A: (4a) A physoclistic fish is swimming toward the surface – what is happening inside its gas bladder…

Q: How many heme groups are in hemoglobin and How does oxygen bind to heme?

A: Hemoglobin is the protein molecule in red blood cells, which carries oxygen from the lungs to the…

Q: How hemoglobin and myoglobin binds oxygen in the blood ?

A: Oxygen is an element that has great significance in the generation of energy or respiration.…

Q: how does an increased PaCO2, respiratory acidosis, alter the delivery of oxygen to the tissues?

A: Partial pressure is the pressure of an individual gas that if occupied alone in a specific volume…

Q: does flying worsen decompression sickness? If so why?

A: Decompression sickness is a condition in which dissolved gases eliminated out of solution into…

Q: How can higher altitudes affect the respiratory rate? What happens if a person drinks alcohol after…

A: Introduction  The human body can acclimate to high altitudes both quickly and gradually. The human…

Q: How do the lungs compensate for acid–base imbalances caused by altered levels of metabolic acids?

A: Introduction :- Buffers, respiration, and renal processes are among the compensatory systems that…

Q: In most tissues, if the temperature is increased by 10°C, how much is the rate of respiration…

A: Respiration can be considered as chemical reaction that results in oxidation and reduction of some…

Q: How does hypoventilation affect blood pH? In your response, explain the importance of CO2 levels,…

A: Transport of gases like oxygen and CO2 occurs in blood. These can be transported in a physical…

Q: What is the relationship between blood oxygen pressure and hemoglobin affinity for oxygen?

A: The purpose of the respiratory system is to supply oxygen to each and everybody cells and exhale…

Q: How does the degree of saturation of hemoglobin vary with the partial pressure of O2 in the tissues?

A: Oxygen is present throughout the tissues of the human body. Oxygen is continuously used up by…