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2.03 Remember the
structures of the
lymphatic system
2.03 Remember the structures of
the lymphatic system
What are the structures of the
lymphatic system?
2.03 Remember the stuctures of the
lymphatic system 2
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
3
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
4
Lymph fluid
• straw-colored
• clear
2.03 Remember the stuctures of the
lymphatic system
Structures of the lymphatic system
5
Lymph vessels
• parallel to blood
vessels
• transport lymph
2.03 Remember the stuctures of the
lymphatic system
Structures of the lymphatic system
6
Lymph vessels parallel to blood vessels
2.03 Remember the stuctures of the
lymphatic system
Structures of the lymphatic system
7
Lymph vessels
• Lacteals
• Specialized
lymph
vessels in the
small
intestines
2.03 Remember the stuctures of the
lymphatic system
Structures of the lymphatic system
8
Lymph vessels • Lymphatic ducts
• Large lymph vessels
• Thoracic duct
• Also called the left
lymphatic duct
• receives lymph
from the left side
as pictured
• Right lymphatic duct
• Lymph flows only in one
direction
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
9
Lymph nodes
• tiny, oval-shaped
structures
• range in size from a
pinhead to an
almond
Lymph node
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
10
Lymph nodes
• Where are lymph
nodes located?
• Why are there so
many?
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
11
Tonsils • 3 pairs
• masses of lymphatic
tissue 1. Palatine tonsils
• sides of throat
2. Adenoids
• upper throat
3. Lingual tonsils
• back of tongue
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
12
Say “aahhh”
Why this is helpful?
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
13
Spleen
• Sac-like mass
• Located in the LUQ
2.03 Remember the stuctures of the
lymphatic system
Thymus gland
• located in the upper,
anterior chest
• also an endocrine
gland
14
Structures of the
lymphatic system
2.03 Remember the stuctures of the
lymphatic system
Structures of the
lymphatic system
15
Thymus gland
What is unique
about the thymus
gland?
2.03 Remember the structures of
the lymphatic system
What are the structures of the
lymphatic system?
2.03 Remember the stuctures of the
lymphatic system 16
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