Mocrpcirculation Of The Lymphatics. Flashcards
What does the term “Lymph” indicate?
Clear fluid.
What is the rate of flow of Lymph?
3L per day.
What are initial lympathics?
Small, blind-ended terminal lymph vessels.
What forms the wall of initial lymphatics?
Endothelial cells.
How is the flow into the vessel of a initial lymphatic maintained in one direction.
Overlapping free edges of the endothelial cell act as a valve.
Difference in lymph node presentation in infection and cancer?
In infection they get larger and painful but in cancer there is no pain.
Compare the pores on the initial lymphatics with blood capillaries.
Much larger.
What is a lymphangion?
Can be considered a miniature lymphatic heart. A segment between two valves.
The lymphatic system is associated with the transport of what dietary substance?
Fat.
The return of filtered protein is necessary for mainteneace of what?
Oncotic pressure.
Functions of the lymphatic system.
Fluid transport, Immunity and digestion.
The plasma membrane is permeable to what sibstances?
Lipids, water.
The plasma membrane is impermeable to…
IONS.
The major organ which syspnthesises protein.
The liver.
Less protein will lead to…
Fluid leaking out of the BLANK.
