Consider the following statements: A. Surface tension was sequentially decreased. Learn about surfactants in the lungs, surfactant function, what produces surfactant, and how this helps alveolar surface tension. Tobacco smoke irritates your bronchioles and alveoli and damages the lining of your lungs. Exercise 7: Respiratory System Mechanics: Activity 3: Effect of Surfactant and Intrapleural Pressure on Respiration Lab. Surface tension enables items with lesser densities than water, to float and slide on a water surface. A wet, steep slope of unconsolidated material. Which of the above statements are correct? The amount of moisture. A tsunami (tidal wave) triggered by the earthquake.
Which Of The Following Statements About Surface Tension Is False Answer
I think the water molecules around the air bubble arrange themselves in a similar fashion as the water molecules at the surface so yeah they have surface tension(2 votes). The incorrect statement is c. Surfactant increases lung compliance by increasing the surface tension of the alveoli. Thus, the water molecules at the surface form stronger interactions with the neighbors they do have. PhysioEX Chapter 7 exercise 3] PEX-07-03. The curved surface of the water in the capillary tube is called the meniscus. Post-lab Quiz Results.
Which Of The Following Statements About Surface Tension Is False Flag
Sand is over saturated with water. Because there is abundant unconsolidated volcanic ash. By the nature of the movement. Now consider the given options The first option can be eliminated because the surface tension is the reason behind the spherical shape of the droplets of the rain. Surface tension is also viewed as the result of forces acting in the plane of the surface and tending to minimize its area. ZXR10 M6000 Configuration Guide IPv4 BRAS This page intentionally left blank 13. The shape of a water drop is due to the action of gravity. Flow of glacial ice.
Which Of The Following Statements About Surface Tension Is False Examples
This is a good question and the following seems to be a generally accepted explanation, but I haven't seen any actual research so it may not be completely correct. Why are cohesive and adhesive forces important for life? So, in the case of the water strider, the strider is more dense than the water but stays afloat because of surface tension. In a bilateral paralysis, the patient may require ventilatory support such as non-invasive positive ventilation, or, in more severe cases, intubation and invasive ventilation. When the volume of the thoracic cavity decreases – the volume of the lungs decreases and the pressure within the lungs increases. Almost all enzymes are proteins. One of the most effective ways to stabilize a slope is to: remove all excess vegetation. The alveoli touch each other like grapes in a tight bunch.
Which Of The Following Statements About Surface Tension Is False About Water
You can also wear a mask if you expose yourself to extra dust, mold, or allergens. All of these have the same angle of repose. The type 2 alveoli cells can also turn into stem cells. The first American to win a Nobel Prize was ______ for measuring the speed of light. KPSC Assistant Engineer Provisional Answer Key released! Why are mudflows and debris avalanches common on volcanic slopes? The aging process can slow down your respiratory system. Learn the definition of surface tension, its formula, unit, and calculations. Most of the damage associated with the 1964 Anchorage, Alaska earthquake was caused by _______>. As we have already discussed, the phenomenon occurs at the molecular level and the molecules of the surface are attracted by the molecules in the bulk and forced to form a min surface area. Cohesive forces are responsible for surface tension, a phenomenon that results in the tendency of a liquid's surface to resist rupture when placed under tension or stress. How would a rock avalanche be classified in this table? ⇒ It arises due to strong cohesive force acting between the liquid molecules.
Which Of The Following Statements About Surface Tension Is False True
Note: I actually tested this with some hot water and cold water. A razor blade also can be supported by the surface tension of water. Adhesion is the attraction of molecules of one kind for molecules of a different kind, and it can be quite strong for water, especially with other molecules bearing positive or negative charges. Chronic smoking is a known cause of lung disease. COPD: damage to the alveoli causes them to break down, reducing the surface area available for gas exchange. Another example is that when we see a thermometer broken the mercury drops will have a curved edge when it comes in contact with the ground. Take care of your health. 1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and CBSE, UP Board, Bihar Board, Rajasthan Board, MP Board, Telangana Board etc. Cohesive forces cause the water molecules to stick together with a lot of elasticity, allowing the water to function very much like a rubber balloon so that when it is filled with air it doesn't break and simply forms a blanket over the air pocket. Get familiar with the question pattern for NEET Exam by attempting our National mock tests. Prostaglandins can lead to pain and fever. Also, the water extends the highest close to the sides of the tube, and dips down in the middle of the tube.
The earthquake tilted the rock layers downhill. The Karnataka Public Service Commission has released the KPSC Assistant Engineer admit card for Kannada paper. In this activity a pneumothorax is automatically followed by. Stop & Think Questions: Why did the sequential additions of surfactant change this lung system? The alveoli are organized into bunches, and each bunch is grouped in the alveolar sac. National Mock Tests.
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