Domanda del libro di testo
Factors that influence the stability of a synovial joint include
a. Shape of articular surfaces
b. Presence of strong reinforcing ligaments
c. Tone of surrounding muscles
d. All of these
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Ch. 8 Joints
Marieb, Hoehn11th EditionHuman Anatomy & PhysiologyISBN: 9780136874034
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TOC.tableOfContents
- Ch. 1 The Human Body: An Orientation24
- Ch. 2 Chemistry Comes Alive25
- Ch. 3 Cells: The Living Units21
- Ch. 4 Tissue: The Living Fabric20
- Ch. 5 The Integumentary System11
- Ch. 6 Bones and Skeletal Tissues19
- Ch. 7 The Skeleton14
- Ch. 8 Joints7
- Ch. 9 Muscles and Muscle Tissue26
- Ch. 10 The Muscular System26
- Ch. 11 Fundamentals of the Nervous System and Nervous Tissue19
- Ch. 12 The Central Nervous System26
- Ch. 13 The Peripheral Nervous System and Reflex Activity32
- Ch. 14 The Autonomic Nervous System19
- Ch. 15 The Special Senses26
- Ch. 16 The Endocrine System23
- Ch. 17 Blood25
- Ch. 18 The Cardiovascular System: The Heart24
- Ch. 19 The Cardiovascular System: Blood Vessels27
- Ch. 20 The Lymphatic System and Lymphoid Organs and Tissues14
- Ch. 21 The Immune System: Innate and Adaptive Body Defenses27
- Ch. 22 The Respiratory System21
- Ch. 23 The Digestive System31
- Ch. 24 Nutrition, Metabolism, and Energy Balance26
- Ch. 25 The Urinary System26
- Ch. 26 Fluid, Electrolyte, and Acid-Base Balance24
- Ch. 27 The Reproductive System24
- Ch. 28 Pregnancy and Human Development25
- Ch. 29 Heredity11
Marieb, Hoehn11th EditionHuman Anatomy & PhysiologyISBN: 9780136874034Non è quello che usi tu?Cambia libro di testo
Capitolo 8, Problema 16
List the functions of the following elements of a synovial joint: a fibrous layer of the capsule, synovial fluid, and articular cartilage.
Guida verificata passo dopo passo1
Identify the fibrous layer of the capsule in a synovial joint and explain that its primary function is to provide structural support and protection by enclosing the joint, preventing dislocation, and maintaining joint stability.
Describe synovial fluid as a viscous liquid found within the joint cavity, and explain its functions: lubricating the joint surfaces to reduce friction during movement, supplying nutrients to the articular cartilage, and removing metabolic waste.
Explain that articular cartilage is a smooth, hyaline cartilage covering the ends of bones within the joint, and its main function is to absorb shock and reduce friction between the articulating bone surfaces during movement.
Summarize how these three elements work together to ensure smooth, stable, and pain-free movement of synovial joints.
Optionally, mention that the fibrous capsule also contains sensory nerves that contribute to proprioception, helping the body sense joint position and movement.
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Fibrous Layer of the Joint Capsule
The fibrous layer is the outer part of the joint capsule that provides structural support and protection. It is composed of dense connective tissue that helps maintain joint stability by holding the bones together while allowing movement.
Video consigliato:
5:59
Fibrous Layer
Synovial Fluid
Synovial fluid is a viscous liquid found within the joint cavity that lubricates the articular surfaces. It reduces friction during movement, nourishes the articular cartilage, and acts as a shock absorber to protect the joint.
Video consigliato:
Percorso guidato
8:20Synovial Joints
Articular Cartilage
Articular cartilage is a smooth, resilient tissue covering the ends of bones in synovial joints. It facilitates smooth movement by reducing friction and absorbs mechanical stress to prevent bone damage during joint motion.
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05:36Hyaline Cartilage
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