MICROANATOMY

MUSCLE NERVE CARTILAGE BONE

CARTILAGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The main purpose of synovial fluid is:
A
Keeping bones moist
B
Lubrication
C
Strengthening tendons and cartilage
D
Protecting the spinal cord
Explanation: 

Detailed explanation-1: -The principal role of synovial fluid is to reduce friction between the articular cartilages of synovial joints during movement. The presence of high molar mass hyaluronan (HA) in this fluid gives it the required viscosity for its function as lubricant solution.

Detailed explanation-2: -Synovial fluid is the thick liquid that lubricates your joints and keeps them moving smoothly. It’s on all of your joints, including in your knees, shoulders, hips, hands, and feet. Joint conditions like arthritis, gout, infections, and bleeding disorders can change how your synovial fluid looks and feels.

Detailed explanation-3: -The function of synovial fluid is to lubricate the bones and reduce friction between them.

Detailed explanation-4: -The synovial joint contains synovial fluid (SF) within a cavity bounded by articular cartilage and synovium. SF is a viscous fluid that has lubrication, metabolic, and regulatory functions within synovial joints. SF contains lubricant molecules, including proteoglycan-4 and hyaluronan.

Detailed explanation-5: -Lubrication of the synovial joint can be broken down into two main components, that of the soft tissue and that of the articular cartilage. From a pure point of view, two types of lubrication function in the synovial joint: boundary and fluid-film lubrication.

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