Lecture 7 capillaries and lymphatics Flashcards
1
Q
What are precapillary sphincters composed of?
A
Smooth muscle
2
Q
Examples of continous capillaries are
A
Skeletal and cardiac muscle
3
Q
Examples of where you can find fenestrated capillaries are in the
A
Kidney
4
Q
You can find sinusoidal cpillaries in the ______
A
Liver
5
Q
What does the lymph vascular system do to tissue fluid and plasma proteins?
A
Drains them from the tissues and returns them the blood
6
Q
What does the lymph vascular system do to foreign material from the lymph?
A. Filters it
B. Produces more
C. Kills it
A
A.
7
Q
How does the lymph vascular system respond to antigens?
A
‘Screens’ lymph for foreign antigens and responds by releasing antibodies and activated immune cells
8
Q
What do lacteals fo?
A
Drain fat-lade lymph into a collecting vessel called the cisterna chyli
