Glossary of Sports Medicine Terminology - Index
A |B |
C |D |
E |F |
G |H |
I |J |
K |L |
M |N |
O |P |
Q |R |
S |T |
U |V |
W-Z |
L
Labrum (Labrum Genoidule): The cartilage of the glenoid cavity in the shoulder. A lip-edge or lip-like structure.
Lateral: To the outside of the body.
Lateral Collateral Ligament (LCL): Ligament of the knee along the lateral aspect that connects the femur to the fibula. It provides lateral stability to the joint.
LDL Cholesterol: Low-density lipoprotein cholesterol provides cholesterol for necessary body functions, but in excessive amounts it tends to accumulate in artery walls; known as "bad" cholesterol.
Left Ventricle: The largest and most muscular chamber of the heart concerned with the pumping of oxygen-rich blood from the lungs (via the left atrium) to all the other tissues of the body, via the aorta.
Lesion: Wound, injury or tumor.
Ligament: Band of fibrous tissue that connects bone to bone or bone to cartilage and supports and strengthens joints.
Lipid: Descriptive term for a fat or fat-like substance found in the blood, such as cholesterol. The body stores fat as energy for future use just like a car that has a reserve fuel tank. When the body needs energy, it can break down the lipids into fatty acids and burn them like glucose (sugar).
Lipoproteins : Proteins combined with lipids to make them dissolve in blood. See High-density lipoprotein; Low-density lipoprotein; Very-low-density lipoprotein.
Lumbar Vertebrae: Five vertebrae of the lower back that articulate with the sacrum to form the lumbosacral joint.
Lumbosacral: Region of low back comprised of lumbar and sacral spine.
Lungs: The two organs of respiration that bring air and blood into close contact so that oxygen can be added to and carbon dioxide removed from the blood.
Lymphatic system : The tissues and organs that produce, store, and carry cells that fight infection. This system includes the bone marrow, spleen, thymus, lymph nodes, and vessels that carry lymph.
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