What are the three functions of the lymphatic system?
- Fluid return
- Lipid absorption
Capillary beds lose fluid which goes into _____ tissues.
___ % of blood fluid is returned to the venous side of the capillary beds.
__ % of blood crossing the capillary bed is lost to interstitial tissues.
The fluid lost in in the capillary beds is called...
What system manages interstitial fluid?
Lymph vessels filter interstitial tissue to remove _______.
Lipid absorbtion occurs in...
the digestive tract
What are the two main parts to the Lymphatic System?
- Lymphatic vessels
True or False
The Lymphatic System is a closed system.
It picks up and drops off but does not circulate through itself like the Cardiovascular System
What are the four types of lymphatic vessels?
- Collecting vessels
- Lymphatic trunks
- Collecting ducts
Lymphalic capillaries pick up fluid from the...
Describe the epithelial layer of lymphatic capillaries.
- single layer of cells
- allows for easy diffusion
- cells form shingles and leave large gaps to allow larger particles through
Lymphatic capillaries have a _______ membrane.
Lymphatic capillaries converge to form...
Collecting vessels run parallel to...
arteries and veins
Collecting vessels carry lymph through ______ which filter lymph.
Lymph nodes filter for...
- cellular debris
The lymphatic system filters fluid and then...
returns it to the blood stream
Collecting vessels converge to form...
The purpose of lymphatic trunks is to...
collect fluid from regions of the body
All lymphatic trunks coverge into 1 of 2...
What are the names of the two collecting ducts?
Right lymphatic duct and Thoracic duct
The right collecting duct collects fluid from...
- right jugular trunk
- right subclavian trunk
- broncomediastinal trunk
The right collecting duct empties into the...
Right subclavian vein
The thoracic duct collects fluid from...
Below the diaphragm
- Left jugular
- Left subclavian
The thoracic duct empties into the...
Left subclavian vein
True or False
Lymphatic fluid is moved by the lymphatic pump
There is no such thing as a lymphatic pump
What 4 ways is lymphatic fluid moved through the vessels?
- Muscle pumps (contractions of skeletal muscles)
- Contraction of lymph vessels (like veins)
- Arterial pulsation (by proximity)
- Respiratory pump (expansion and contraction of diaphragm)
What are the 6 types of Lyphatic cells and which one is not a leukocyte?