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Physiology > Topic 9 - SKELETAL SYSTEM - osteoporosis | bone repair > Flashcards

Topic 9 - SKELETAL SYSTEM - osteoporosis | bone repair Flashcards

1
Q

osteoporosis

decrease in ______ ______

A

decrease in bone mass

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2
Q

what decreases in bone mass?

A

osteoporosis

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3
Q

what are the 6 risk factors of osteoporosis?

  1. increasing age
    1. inadequate diet
    1. too little/excessive exersice
      6.
A
  1. increasing age
  2. post menopause
  3. inadequate diet
  4. illness, excess PTH
  5. too little/excessive exersice
  6. drugs + smoking
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4
Q

what are the 6 risk factors of osteoporosis?

    1. post menopause
    1. illness, excess PTH
    1. drugs + smoking
A
  1. increasing age
  2. post menopause
  3. inadequate diet
  4. illness, excess PTH
  5. too little/excessive exercise
  6. drugs + smoking
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5
Q

what are the 6 risk factors of osteoporosis?

no hints

A
  1. increasing age
  2. post menopause
  3. inadequate diet
  4. illness, excess PTH
  5. too little/excessive exersice
  6. drugs
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6
Q

risk factors of osteoporosis:

increasing age

A

decreases sex hormones (both male and female)

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7
Q

risk factors of osteoporosis:

post menopause

A

decreases estrogen

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8
Q

risk factors of osteoporosis:

inadequate diet

A

decreases vitamin D and Ca++

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9
Q

risk factors of osteoporosis:

illness, excess PTH

A

x :)))))

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10
Q

risk factors of osteoporosis:

drugs + smoking

A
  • e.g. cortisone, alcohol ⇒ decreases osteoblast acitivity
  • smoking - decreases estrogen
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11
Q

what risk factor decreases sex hormones

A

increasing age

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12
Q

what risk factor(s) decreases estrogen?

A

post-menopause and smoking

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13
Q

what risk factor decreases vitamin D and calcium

A

inadequate diet

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14
Q

risk factors of osteoporosis: too little/excessive exercise

A

(stress - cortisol)

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15
Q

what risk factor decreases osteoblast activity?

A

drugs

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16
Q

Bone Repair process:

  1. begins with _______ of a ____ _____
  2. clot ______ by a ______ - consists of ______ ______ + fibrocartilage islets
  3. callus ______ ⇒ intramembranous + endochondral ________
  4. takes _ - _ weeks ⇒ cast _______ since movement can ________ new matrix
A
  1. begins with formation of a blood clot
  2. clot replaced by a callus - consists of fibrous network + fibrocartilage islets
  3. callus ossifies ⇒ intramembranous + endochondral ossification
  4. takes 4 - 6 weeks ⇒ cast required since movement can refracture new matrix
17
Q
  1. _______ ____ formation of a blood clot
  2. ____ replaced by a callus - _______ of fibrous network + ___________ ______
  3. _______ ossifies ⇒_________ + _________ ossification
  4. takes 4 - 6 weeks ⇒ ______ required since ________ can refracture _____ _______
A
  1. begins with formation of a blood clot
  2. clot replaced by a callus - consists of fibrous network + fibrocartilage islets
  3. callus ossifies ⇒ intramembranous + endochondral ossification
  4. takes 4 - 6 weeks ⇒ cast required since movement can refracture new matrix
18
Q

bone repair process

    1. clot replaced by a callus - consists of fibrous network + fibrocartilage islets
    1. takes 4 - 6 weeks ⇒ cast required since movement can refracture new matrix
A
  1. begins with formation of a blood clot
  2. clot replaced by a callus - consists of fibrous network + fibrocartilage islets
  3. callus ossifies ⇒ intramembranous + endochondral ossification
  4. takes 4 - 6 weeks ⇒ cast required since movement can refracture new matrix
19
Q

bone repair process

  1. begins with formation of a blood clot
    1. callus ossifies ⇒ intramembranous + endochondral ossification
      4.
A
  1. begins with formation of a blood clot
  2. clot replaced by a callus - consists of fibrous network + fibrocartilage islets
  3. callus ossifies ⇒ intramembranous + endochondral ossification
  4. takes 4 - 6 weeks ⇒ cast required since movement can refracture new matrix
20
Q

bone repair process

no hints

what are the four steps

A
  1. begins with formation of a blood clot
  2. clot replaced by a callus - consists of fibrous network + fibrocartilage islets
  3. callus ossifies ⇒ intramembranous + endochondral ossification
  4. takes 4 - 6 weeks ⇒ cast required since movement can refracture new matrix

Physiology (28 decks)

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