Pressure decreases more rapidly with height near the surface than at higher altitudes. Why is this?

Q: Approximately how much of a forced expiratory maneuver is effort dependent?

A: In the human respiratory system, the forced expiratory flow or maneuver is considered the speed of…

Q: How is the positive end-expiratory pressure (PEEP) caused?

A: Positive end expiratory pressure:-Positive end expiratory pressure or PEEP is the pressure above…

Q: Compare and contrast tidal volume, vital capacity,expiratory reserve volume, and residual volume.

A: Respiration is a biochemical process of oxidation of organic compounds in an orderly manner for the…

Q: Describe the changes in barometric pressure, PO2, and air density with increasing altitude.

A: The force exerted by the atmosphere at a given point is barometric pressure (also known as ambient…

Q: How does the partial pressure of oxygen change as altitude changes?How does the partial pressure of…

A: The partial pressure of the oxygen changes when the altitude changes. The partial pressure of oxygen…

Q: If the residual volume = 1200ml, inspiratory reserve volume = 3100 ml, expiratory reserve volume =…

A: It is the volume of air that will remain in the lungs after a normal expiration.

Q: Explain the pressure flow theory.

A: The pressure flow theory is also known as mass flow theory explains the movement of sap through…

Q: Describe pressures in the eye, lungs, spinal column, bladder, and skeletal system.

A: The human body is composed of various physical factors that aid in diagnostic procedures. The body…

Q: What is expiratory reserve volume (ERV)?

A: Respiration is a biochemical process of oxidation of organic compounds in an orderly manner for the…

Q: Define partial pressure, and explain how it iscalculated.

A: Gas is defined as a state of matter which has no fixed volume and fixed shaped. It has a lower…

Q: How do you regulate the amount of oxygen that enters and the amount of carbon dioxide that leaves…

A: Breathing As the name implies, breathing is defined as "the act of bringing oxygen into the body and…

Q: What is the expiratory reserve volume in milliliters the following spirometry data?

A: Tidal volume is the amount of air that is either breathed in or out during a normal respiration.…

Q: Which of the following terms is the general term used to refer to diving injuries that occur as a…

A: Diving injury usually occurs during scuba diving or just normal diving into the water.

Q: State Dalton’s law of partial pressures and Henry’s law.

A: During the 18th Century, scientists began to realize the relationship between volume, pressure and…

Q: Note in part (a) that the normal resting value on this pressure–frequency curve is on the steepest,…

A: The ability of an organism to control different physiological processes in order to maintain a…

Q: What is the metric unit of volume

A: Measurement is important to keep accurate value of objects, length, or spatial things. Metric system…

Q: What will happen if the rate of breathing increase without any change in tidal volume (Vt constant)?

A: The amount of air that can be inhaled and exhaled in quiet breathing is called tidal volume. Normal=…

Q: How do you control oxygen coming in and carbon dioxide going out of your body? In the partial…

A: Ans.  Breathing  The process of taking oxygen into the body and removing carbon dioxide out of the…

Q: A decrease in volume leads to a(n) ________ pressure.a. decrease inb. equalization ofc. increase…

A: Boyle' law relates the pressure of the gas with volume of the gas at constant temperature. The law…

Q: Differentiate wall pressure and turgour pressure.

A: A cell is the fundamental unit of life. All living organisms are made up of one or many cells. Each…

Q: Describe the change (increases, decreases, or stays the same) for each of the following variables if…

A: Hyperventilation refers to the conditions in which the pattern of breathing variates.…

Q: Describe Poiseuille’s law for airflow?

A: The respiratory tract resistance to airflow during the inhalation and exhalation is referred to as…

Q: Use the values of the oxygen partial pressure on both sides of the resistance membrane(Po2 = 100,…

A: The pulmonary diffusing capacity for oxygen is the quotient obtained by dividing the volume (ml.) of…

Q: How would restrictive lung disease alter residual volume? Why?

A: The residual volume is the amount of air which remains in the lungs after maximal expiration. It can…

Q: Distinguish among tidal volume, inspiratory reservevolume, expiratory reserve volume, and residual…

A: Breathing involves 2 stages  1) Inspiration of oxygen  2) Expiration of carbon dioxide The movement…

Q: Countercurrent flow of water and blood increases the efficiency of gas exchange in?

A: Countercurrent exchange can be defined as a mechanism in which the transferring of substance between…

Q: How will you know if you are pipetting the correct volume of liquid? Give at least 3 indicators

A: Pipette used in all biochemical laboratories, volumetric pipette for collecting a sample for…

Q: What is the Norma partial pressure of CO2 in arterial blood? a. 100 mmHg b. 40 mmHg c. 60 mmHg…

A: The pressure is defined as the force exerted per unit area. Partial pressure is the force exerted by…

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: Explain the four respiratory capacities that are calculated from the volume measurements.

A: Respiration is the process by which the body gets its oxygen supply. This is facilitated by a pair…

Q: What is barometric pressure? How is it related to physiologic pressure measurements?

A: A human or other vertebrate's complete body is circulated by a system of organs called the blood…

Q: How can we calculate the pressure within a diver’s lungs at a specific depth using Boyle's law?

A: The dry air we breathe on a daily basis is made up of 21% oxygen, 78%nitrogen, and 1% other gases.…

Q: Define inspiratory reserve volume (IRV)?

A: The quantities of air the lungs can receive, hold, or expel under different conditions are called…

Q: Explain how pressure gradients and resistance determine airflow.

A: Air flows between the atmosphere and the alveoli inside the lungs when someone breathes. The…

Q: List the various important measurements obtained from the flow-volume loop?

A: Lungs are the organs of respiration.