Chapter 6 Flashcards
Lacteals
Specialized structures of the lymphatic system that absorb those fats that can not be transported by the bloodstream.
Interstitial Fluid
Plasma from arterial blood that flows out of the arterioles and into the capillaries, and then flows into the spaces between the cells of the tissues.
Lymph
Made up of the remaining 10% of the returning interstitial fluid.
Lymphatic Circulatory System
Works closely with the blood circulatory system.
Lymphatic Capillaries
Microscopic blind-ended tubes located near the surface of the body with capillary walls that are only one cell in thickness.
Lymphatic Vessels
Where lymph flows from the lymphatic capillaries.
Right lymphatic Duct
Collects lymph from the right side of the head and neck, the upper right quadrant of the body, and the right arm.
Thoracic Duct
Collects lymph from the left side of the head and neck, the upper left quadrant of the trunk, the left arm, the entire low portion of the trunk, and both legs.
Lymph Node
Contains specialized lymphocytes that are capable of destroying pathogens.
Cervical lymph nodes
Located along the sides of the neck
Axillary lymph nodes
Located under the arms in the area known as the armpit
Inguinal lymph nodes
Located in the inguinal (Groin) area of the lower abdomen
Lymphocytes
Leukocytes that are formed in bone marrow as stem cells.
Antigen
Substance that the body regards as being foreign.
Natural killer cells
Play an important role in the killing of cancer cells and cells affected by viruses.