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1. Anatomy and Physiology > 4. Articulations > Flashcards

4. Articulations Flashcards

1
Q

What are the ways that we can classify joints by function? Describe the function.

A
  1. Synarthrosis: immovable
  2. Amphiarthrosis: Slightly moveable
  3. Diarthrosis: Freely moveable
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2
Q

What are the ways that we can classify joints by structure? List them.

A
  1. Fibrous joints
  2. Cartilaginous joints
  3. Synovial joints
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3
Q

What are the four types of fibrous joints? Describe where you would find them in the body:

A
  1. Syndesmosis: Distal tib/fib-slightly movable
  2. Suture: In skull-not moveable
  3. Gomphosis: immovable joint in healthy gums
  4. Interosseus membrane: Sheet of dense connective tissue found between tib/fib AND rad/ulna
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4
Q

Describe what the structure of fibrous joints is:

A

-No synovial cavity
-Strongest joints in the body
-Held by dense connective tissue

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5
Q

Describe what the structure of cartilaginous joints is:

A

-No synovial cavity
-Bones held by cartilage

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6
Q

Describe what the structure of synovial joints is:

A

-Have synovial cavity or JOINT CAVITY
-Bones held by dense connective tissue
-Often have accessory ligaments

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7
Q

What are the two subtypes of cartilaginous joints? What are some structures associated with them?

A
  1. Symphysis: Pubic symphysis, IV discus, manubrium and sternum-slightly moveable designed for strength and shock absorbency, contains fibrocartilagenous discs
  2. Synchondrosis: Epiphysial plate, immovable joint, first rib+sternum
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8
Q

What are the 3 layers of a synovial joint?

A
  1. Articular capsule
  2. Fibrous capsule
  3. Inner layer
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9
Q

What are the six types of synovial joints?

A
  1. Gliding
  2. Hinge
  3. Pivot
  4. Condyloid
  5. Saddle
  6. Ball and socket
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10
Q

What is an example of a gliding joint in the body?

A

Carpals, tarsals, costovertebral, AC, sternocoastal (2-7)

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11
Q

What is an example of a hinge joint?

A

Elbow, knee, ankle, IP

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12
Q

Give an example of a pivot joint.

A

Atlanto-axial joint, radioulnar joint

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13
Q

Give an example of a condyloid joint:

A

Radiocarpal joints, MCP’s 1-5

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14
Q

Give an example of a ball and socket joint:

A

Shoulder, hip, talonavicular

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15
Q

Give an example of a saddle joint:

A

1 CMC joint

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16
Q

What are the four types of synovial joint accessory structures found in different parts of the body

A
  1. Ligaments
  2. Intracapsular ligaments
  3. Menisci
  4. Labrum
    -Shoulder +hip joint
17
Q

What does Bursae do?

A

Fluid-filled sacs that reduce friction in some joints

18
Q

What are the rotator cuff muscles?

A
  1. Supraspinatus
  2. Infraspinatus
  3. Teres Minor
  4. Subscapularis
19
Q

What 3 things assist in accessibility to the shoulder joint?

A
  1. Bursae
  2. Ligaments
  3. Tendons
20
Q

What is another name for the shoulder joint?

A

Glenohumeral joint

21
Q

What are the 3 ligaments associated with the AC joint?

A
  1. Acromioclavicular
  2. Coracoacromial
  3. Coracoclavicular
22
Q

Label joints and accessory structures of:
1. Shoulder joint
2. AC joint
3. Elbow Joint
4. Hip joint
5. Knee joint
6. Ankle joint

A

JUST DO IT-LABEL THESE AND THEN BE DONE STUDYING ANATOMY FOR THE DAY (or review already made diagrams hehe)-BUT YOU HAVE TO DO THEM YOURSELF

23
Q

What are the 3 joints within the synovial cavity of the knee joint?

A
  1. Lateral tibiofemoral
  2. Medial Tibiofemoral
  3. Patellofemoral
23
Q

What are the ligaments associated with the elbow joint?

A
  1. Ulnar Collateral Ligament
  2. Radial Collateral ligament
  3. Annular Ligament
24
Q

What are the 4 ligaments of the knee joint?

A
  1. ACL
  2. PCL
  3. MCL
  4. LCL
25
Q

What will happen if your femur slides posteriorly?

A

You will rip your ACL

26
Q

What are the ligaments on the medial aspect of the ankle joint?

A

-Deltoid ligaments

26
Q

What is a Sigon fracture?

A

Complete disruption of the ACL

27
Q

What are the ligaments on the lateral aspect of the ankle joint?

A
  1. Anterior Talofibular ligament
  2. Calcaneal fibular ligament
  3. Posterior Talofibular ligament
28
Q

What makes up the outside portion of the intervertebral disc?

A

The Annulus fibrosus which protects the nucleus pulposus

1. Anatomy and Physiology (10 decks)

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