Principles of Articulation Flashcards
Articulation =
a joint
Joint =
From latin junctura - a joining
Arthrosis: An arthrosis is a …
Arthrosis: An arthrosis is a joint
An articulation or joint or arthrosis is a point of contact between:
- neighbouring bones
- bone and cartilage
- bone and teeth
Joint classification - Structural classification
- Presence or absence of a … cavity and the type of connective tissue
- Described as either fibrous, cartilaginous or synovial
- Presence or absence of a synovial cavity and the type of connective tissue
- Described as either fibrous, cartilaginous or synovial
Joint classification - Structural classification
- Presence or absence of a synovial cavity and the type of connective tissue
- Described as either f… , c… or s…
- Presence or absence of a synovial cavity and the type of connective tissue
- Described as either fibrous, cartilaginous or synovial
Joint classification - Functional classification
- Based on the degree of … permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
Joint classification - Functional classification
- Based on the degree of movement permitted:
- … (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
- … (immovable)
- Based on the degree of movement permitted:
-
Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
-
Synarthrosis (immovable)
Joint classification - Functional classification
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- … (partially moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
Joint classification - Functional classification
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- … (freely moveable)
- Synarthrosis (immovable)
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
Joint classification - Functional classification
- Based on the degree of movement permitted:
- Synarthrosis (…)
- Amphiarthrosis (partially moveable)
- Diarthrosis (… moveable)
- Synarthrosis (…)
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
Joint classification - Functional classification
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (… moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
- Based on the degree of movement permitted:
- Synarthrosis (immovable)
- Amphiarthrosis (partially moveable)
- Diarthrosis (freely moveable)
- Synarthrosis (immovable)
Fibrous Joints
- No … cavity
- Held together by a fibrous … tissue
- Permits little or no movement (synarthrosis/amphiarthrosis)
- Three types of fibrous joint:
- 1) Suture
- 2) Syndesmosis
- 3) Interosseous membrane
- No synovial cavity
- Held together by a fibrous connective tissue
- Permits little or no movement (synarthrosis/amphiarthrosis)
- Three types of fibrous joint:
- 1) Suture
- 2) Syndesmosis
- 3) Interosseous membrane
Fibrous Joints
- No synovial cavity
- Held together by a fibrous connective tissue
- Permits little or no movement (termed…/…)
- Three types of fibrous joint:
- 1) Suture
- 2) Syndesmosis
- 3) Interosseous membrane
- No synovial cavity
- Held together by a fibrous connective tissue
- Permits little or no movement (synarthrosis/amphiarthrosis)
- Three types of fibrous joint:
- 1) Suture
- 2) Syndesmosis
- 3) Interosseous membrane
What movement do fibrous joints permit?
little or no movement - synarthrosis/amphiarthrosis
What are the three types of fibrous joints?
Suture, Syndesmosis, Interosseous membrane
Fibrous joints - Suture
- Unite … bones
- Thin layer of dense connective tissue
- Irregular
- Interlocking edges provide strength, permit no movement (Synarthrosis)
- Ossification of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
- Unite skull bones
- Thin layer of dense connective tissue
- Irregular
- Interlocking edges provide strength, permit no movement (Synarthrosis)
- Ossification of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
*
- e.g left and right sides of frontal bones fuse - 6yrs of age
Fibrous joints - Suture
- Unite skull bones
- … layer of dense connective tissue
- … in shape
- Interlocking edges provide strength, permit no movement (Synarthrosis)
- Ossification of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
- Unite skull bones
- Thin layer of dense connective tissue
- Irregular
- Interlocking edges provide strength, permit no movement (Synarthrosis)
- Ossification of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
*
- e.g left and right sides of frontal bones fuse - 6yrs of age
Fibrous joints - Suture
- Unite skull bones
- Thin layer of dense connective tissue
- Irregular
- … edges provide …, permit no movement (Synarthrosis)
- Ossification of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
- Unite skull bones
- Thin layer of dense connective tissue
- Irregular
- Interlocking edges provide strength, permit no movement (Synarthrosis)
- Ossification of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
*
- e.g left and right sides of frontal bones fuse - 6yrs of age
Fibrous joints - Suture
- Unite skull bones
- Thin layer of dense connective tissue
- Irregular
- Interlocking edges provide strength, permit no movement (…)
- … of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
- Unite skull bones
- Thin layer of dense connective tissue
- Irregular
- Interlocking edges provide strength, permit no movement (Synarthrosis)
-
Ossification of a suture forms a synostosis
- e.g left and right sides of frontal bones fuse - 6yrs of age
*
- e.g left and right sides of frontal bones fuse - 6yrs of age
Ossification of a suture forms a …
synostosis
suture fibrous joints unite … bones
skull bones
Fibrous joints - Syndesmosis
- … connective tissue than seen in a suture
- Crosses a … density than a suture
- Connective tissue typically arranged into bundles (ligament)
- Typically permit slight movement (…)
- examples - anterior tibiofibular ligament and gomphosis joint, also known as a dentoalveolar
- More connective tissue than seen in a suture
- Crosses a greater density than a suture
- Connective tissue typically arranged into bundles (ligament)
- Typically permit slight movement (amphiarthrosis)
- examples - anterior tibiofibular ligament and gomphosis joint, also known as a dentoalveolar
Fibrous joints - Syndesmosis
- More connective tissue than seen in a suture
- Crosses a greater density than a suture
- Connective tissue typically arranged into bundles (…)
- Typically permit … movement (amphiarthrosis)
- examples - anterior tibiofibular ligament and gomphosis joint, also known as a dentoalveolar
- More connective tissue than seen in a suture
- Crosses a greater density than a suture
- Connective tissue typically arranged into bundles (ligament)
- Typically permit slight movement (amphiarthrosis)
- examples - anterior tibiofibular ligament and gomphosis joint, also known as a dentoalveolar
Fibrous joints - Syndesmosis
- More connective tissue than seen in a suture
- Crosses a greater density than a suture
- Connective tissue typically arranged into bundles (ligament)
- Typically permit slight movement (amphiarthrosis)
- examples - anterior … ligament and … joint, also known as a dentoalveolar
- More connective tissue than seen in a suture
- Crosses a greater density than a suture
- Connective tissue typically arranged into bundles (ligament)
- Typically permit slight movement (amphiarthrosis)
- examples - anterior tibiofibular ligament and gomphosis joint, also known as a dentoalveolar
Fibrous joints - Syndesmosis
- More connective tissue than seen in a …
- Crosses a greater density than a …
- Connective tissue typically arranged into bundles (ligament)
- Typically permit slight movement (amphiarthrosis)
- examples - anterior tibiofibular ligament and gomphosis joint, also known as a dentoalveolar
- More connective tissue than seen in a suture
- Crosses a greater density than a suture
- Connective tissue typically arranged into bundles (ligament)
- Typically permit slight movement (amphiarthrosis)
- examples - anterior tibiofibular ligament and gomphosis joint, also known as a dentoalveolar
Fibrous joints - Interosseous membranes
- … of dense connective tissue
- Binds adjacent … bones
- Amphiarthrosis
- Two main examples between the radius and ulna in forearm, and tibia and fibia in the leg
- Sheet of dense connective tissue
- Binds adjacent long bones
- Amphiarthrosis
- Two main examples between the radius and ulna in forearm, and tibia and fibia in the leg
Fibrous joints - Interosseous membranes
- Sheet of dense connective tissue
- Binds adjacent long bones
- Permit what movement?
- Two main examples between the radius and ulna in forearm, and tibia and fibia in the leg
- Sheet of dense connective tissue
- Binds adjacent long bones
- Amphiarthrosis - partial movement
- Two main examples between the radius and ulna in forearm, and tibia and fibia in the leg
Fibrous joints - Interosseous membranes
- Sheet of dense … tissue
- Binds adjacent long bones
- Amphiarthrosis
- Two main examples between the … and … in forearm, and tibia and fibia in the leg
- Sheet of dense connective tissue
- Binds adjacent long bones
- Amphiarthrosis
- Two main examples between the radius and ulna in forearm, and tibia and fibia in the leg
Fibrous joints - Interosseous membranes
- Sheet of dense connective tissue
- Binds adjacent long bones
- Amphiarthrosis
- Two main examples are …
- Sheet of dense connective tissue
- Binds adjacent long bones
- Amphiarthrosis
- Two main examples between the radius and ulna in forearm, and tibia and fibia in the leg
Cartilaginous joints
- No … cavity
- Held together by a fibrocartilage or … cartilage
- Permits little or no movement (Synarthrosis/amphiarthrosis)
- Two types:
- Synchrondosis
- Symphysis
- No synovial cavity
- Held together by a fibrocartilage or hyaline cartilage
- Permits little or no movement (Synarthrosis/amphiarthrosis)
- Two types:
- Synchrondosis
- Symphysis
Cartilaginous joints
- No synovial cavity
- Held together by a … or hyaline cartilage
- Permits little or no movement (…/amphiarthrosis)
- Two types:
- Synchrondosis
- Symphysis
- No synovial cavity
- Held together by a fibrocartilage or hyaline cartilage
- Permits little or no movement (Synarthrosis/amphiarthrosis)
- Two types:
- Synchrondosis
- Symphysis
Cartilaginous joints
- No synovial cavity
- Held together by a fibrocartilage or hyaline cartilage
- Permits little or no movement (Synarthrosis/amphiarthrosis)
- Two types:
- S…
- S…
- No synovial cavity
- Held together by a fibrocartilage or hyaline cartilage
- Permits little or no movement (Synarthrosis/amphiarthrosis)
- Two types:
- Synchrondosis
- Symphysis
What are the two types of cartilaginous joint?
Synchrondosis and Symphysis
Cartilaginous joints - Synchrondosis
- The connective tissue is … cartilage
- Synarthrosis - no movement
- Example: epiphyseal plate (growth plate)
- The connective tissue is hyaline cartilage
- Synarthrosis - no movement
- Example: epiphyseal plate (growth plate)
Cartilaginous joints - Synchrondosis
- The connective tissue is hyaline cartilage
- … - what movement?
- Example: epiphyseal plate (growth plate)
- The connective tissue is hyaline cartilage
-
Synarthrosis - no movement
- Example: epiphyseal plate (growth plate)
The epiphyseal plate (growth plate) is an example of what joint?
Cartilaginous joint - synchrondosis
Cartilaginous joints - Symphysis
- Connective tissue is …
- Adjacent bones lined with …. cartilage, but with a broad disc of … connects the bones
- Amphiarthrosis
- All symphysis occur in the … in the body:
- Junction of the manubrium and sternum
- Intervertebral discs
- Pubic symphysis
- Connective tissue is fibrocartilage
- Adjacent bones lined with hyaline cartilage, but with a broad disc of fibrocartilage connects the bones
- Amphiarthrosis
- All symphysis occur in the midline in the body:
- Junction of the manubrium and sternum
- Intervertebral discs
- Pubic symphysis
Cartilaginous joints - Symphysis
- Connective tissue is fibrocartilage
- Adjacent bones lined with hyaline cartilage, but with a broad disc of fibrocartilage connects the bones
- What movement is permitted?
- All symphysis occur in the midline in the body:
- Junction of the manubrium and sternum
- Intervertebral discs
- Pubic symphysis
- Connective tissue is fibrocartilage
- Adjacent bones lined with hyaline cartilage, but with a broad disc of fibrocartilage connects the bones
- Amphiarthrosis - partial movement
- All symphysis occur in the midline in the body:
- Junction of the manubrium and sternum
- Intervertebral discs
- Pubic symphysis
Cartilaginous joints - Symphysis
- Connective tissue is fibrocartilage
- Adjacent bones lined with hyaline cartilage, but with a broad disc of fibrocartilage connects the bones
- Amphiarthrosis
- All symphysis occur in the midline in the body:
- Junction of the … and …
- … discs
- … symphysis
- Connective tissue is fibrocartilage
- Adjacent bones lined with hyaline cartilage, but with a broad disc of fibrocartilage connects the bones
- Amphiarthrosis
- All symphysis occur in the midline in the body:
- Junction of the manubrium and sternum
- Intervertebral discs
- Pubic symphysis
Intervertebral discs are an example of what type of joint?
Cartilaginous joint - Symphysis
Synovial Joints
- Synovial (joint) cavity between … bones
- Freely moveable - diarthrosis
- Layer of hyaline cartilage called … cartilage
- Synovial (joint) cavity between articulating bones
- Freely moveable - diarthrosis
- Layer of hyaline cartilage called articular cartilage
Synovial Joints
- Synovial (joint) cavity between articulating bones
- Freely … - diarthrosis
- Layer of hyaline cartilage called articular cartilage
- Synovial (joint) cavity between articulating bones
- Freely moveable - diarthrosis
- Layer of hyaline cartilage called articular cartilage
Synovial Joints
- Synovial (joint) cavity between articulating bones
- Freely moveable - …
- Layer of hyaline cartilage called articular cartilage
- Synovial (joint) cavity between articulating bones
- Freely moveable - diarthrosis
- Layer of hyaline cartilage called articular cartilage
Synovial Joints
- Synovial (joint) cavity between articulating bones
- Freely moveable - diarthrosis
- Layer of … cartilage called articular cartilage
- Synovial (joint) cavity between articulating bones
- Freely moveable - diarthrosis
- Layer of hyaline cartilage called articular cartilage
Synovial Joint structure - Articular cartilage
- Covers the bones at synovial joints
- It is …
- Composed of … and proteoglycan
- Orientation of … structure imparts resistance to compression and an extremely low resistance surface
- Covers the bones at synovial joints
- Avascular
- Composed of collagen and proteoglycan
- Orientation of collagen structure imparts resistance to compression and an extremely low resistance surface
Synovial Joint structure - Articular cartilage
- Covers the bones at synovial joints
- Avascular
- Composed of collagen and …
- Orientation of collagen structure imparts resistance to … and an extremely low resistance surface
- Covers the bones at synovial joints
- Avascular
- Composed of collagen and proteoglycan
- Orientation of collagen structure imparts resistance to compression and an extremely low resistance surface
Synovial Joint structure - Articular Capsule
- Encapsulates a … joint
- Composed of two layers
- Outer … membrane connects to periosteum
- Flexibility permits movement
- Fibres arranged into bundles - high tensile strength
- Inner layer termed … membrane
- Areolar connective tissue rich in elastic fibres
- Occasionally contains structural articular fat pads
- Encapsulates a synovial joint
- Composed of two layers
- Outer fibrous membrane connects to periosteum
- Flexibility permits movement
- Fibres arranged into bundles - high tensile strength
- Inner layer termed synovial membrane
- Areolar connective tissue rich in elastic fibres
- Occasionally contains structural articular fat pads