Transport across Plasma...
Transcript of Transport across Plasma...
![Page 1: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/1.jpg)
Transport across Plasma
Membranes
![Page 2: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/2.jpg)
Transport across Plasma
Membranes
![Page 3: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/3.jpg)
Transport across Plasma
Membranes
![Page 4: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/4.jpg)
Diffusion through lipid bilayer
• CO2
• O2
• NO
• Steroid Hormones
• Monoglycerides
![Page 5: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/5.jpg)
Diffusion through channels
![Page 6: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/6.jpg)
Simple Diffusion
![Page 7: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/7.jpg)
![Page 8: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/8.jpg)
Simple Diffusion
![Page 9: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/9.jpg)
Simple Diffusion
![Page 10: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/10.jpg)
Fick’s Law
• J = P.∆C
• P = D.A/∆X
• J = D.A.∆C/∆X
J = Flux (Rate of diffusion)
P = Permeability
D = Diffusion Coefficient
A = Surface area
C = Concentration
X = Membrane thickness
![Page 11: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/11.jpg)
Facilitated Diffusion
![Page 12: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/12.jpg)
Facilitated Diffusion
![Page 13: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/13.jpg)
Facilitated Diffusion
• Aminoacids
• Glucose
• Galactose
• Fructose
![Page 14: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/14.jpg)
![Page 15: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/15.jpg)
![Page 16: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/16.jpg)
Osmosis
![Page 17: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/17.jpg)
Osmosis
![Page 18: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/18.jpg)
![Page 19: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/19.jpg)
Osmotic pressure
![Page 20: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/20.jpg)
Van’t Hoff’s Law
π = RTC
π : osmotic Pressure
R = Gas constant
T = Absolute Temprature
C = Concentration
![Page 21: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/21.jpg)
Tonicity of solution
![Page 22: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/22.jpg)
Figure 25-5; Guyton and Hall
Isotonic
(no change)
Hypertonic
(cell
shrinks)
Hypotonic
(cell
swells)
![Page 23: Transport across Plasma Membranesjumed16.weebly.com/uploads/8/8/5/1/88514776/slide3-transport1.pdf · Movement of substances across Passive transport Simple diffusion the plasma membrane](https://reader036.fdocuments.us/reader036/viewer/2022081621/611dc19873a71d270052f5ae/html5/thumbnails/23.jpg)