Bio107-ch8 Flashcards by Rachel Barthel | Brainscape

Q

Joints are

A

Where 2 or more bones come together

Slight to no movement or freely movable

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Q

Articulations

A

Joints

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Q

Structural classification

A

Based on MATERIALS found between bones

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Q

Functional classification

A

Based on MOVEMENT between bones

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Q

Fibrous joints (3)

A

Not true joint
Sutures of the skull
Very slight motion-syndesmosis

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Q

Syndesmosis

A

End of tibia, fibula, wrist, ulna

Very slight movement

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Q

Cartilage is

A

Not a true joint

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Q

Gomphosis - cartilage

A

Gums locked in jaw

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Q

Synchroidrosis - cartilage

A

Cartilage around sternum

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Q

Symphysis - cartilage

A

Intervertebral discs

Slight grinding motion

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Q

Synovial joints are

A

True joints

Sac with fluid inside surrounding joints

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Q

Dyarthrosis

A

Freely moveable

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Q

Uniaxial

A

One plane

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Q

Biaxial

A

Two planes

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Q

Synovial joint fluid gets ____ the more you move around

A

Thinner

Waking up- stiff
Joints warm up- normal

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Q

Synovial structures (3)

A

Synovial capsule
Bursa
Tendon sheath

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Q

Bursitis

A

Inflammation of bursa

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Q

Tendinitis

A

Inflammation of a tendon

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Q

Tenoshnovitis

A

Inflammation of a tendon sheath

Q

Bursa

A

Pillow like joint, fluid filled

Q

Nonaxial synovial joint

A

Gliding movement in no particular plane

Q

Gliding joints

A

Flat articular surfaces allow least movement

Between carpals and tarsals

Q

Uniaxial

A

Movement in a single plane

One motion, knee, elbow

Q

Hinge joints

A

Moves up or down, right or left only

Q

Flexion

A

Working muscle

Q

Extension

A

Relaxing muscle

Q

Pivot joints

A

One movement

Ex. Atlas and axis

Q

Biaxial

A

Movement in two planes

Q

Saddle joints

A

Pollex of thumb or “saddle joint” of thumb

Can move all around

Q

Multiaxial

A

Movement in many planes

Hip, shoulder

Q

Ball and socket joints

A

Shoulder and hip

Q

Felxion

A

Joint angle DECREASES

Q

Extension

A

Joints angle INCREASES

Q

Dorsiflexion and plantar flexion

A

Up and down movement of the foot

Q

Abduction

A

Movement of limb AWAY FROM the body

Q

Adduction

A

Movement of limb TOWARDS the body

Q

Supination position

A

Palm up, cupping soup

Q

Pronation position

A

Palms facing down

Q

Inversion

A

Turning in

Q

Eversion

A

Turning out (foot for ex)

Q

Osteoarthritis

A

Cartilage at a joint wears down, with age

Q

Rheumatoid arthritis

A

Autoimmune inflammatory arthritis

Severe pain, swelling, deformation of the joint

Q

Kyphosis

A

Hunch back

Q

Lordosis

A

Sway back

Tummy pushed out

Q

Scoliosis

A

Abnormal lateral curve of spine