Bone & Cartilage

1. 1What are the properties of cartilage

   1. ASemi Rigid
   2. BFlexible
   3. CStrong
   4. DRigid
   5. EResilient
   6. FWeak
   7. GImmovable
   8. HExcitable
   9. IContractility
2. 2What are the roles of cartilage ?

   1. Amaintaining shape
   2. Bshock absorper
   3. Creduce friction at joints
   4. Dfusion and support
   5. Emetabolic support
   6. Ftriglyceride store
   7. Ginsulation
   8. Hprotect organs
3. 3Cartilage has no nerves or vasculature

   1. AVerdadeiro
   2. BFalso
4. 4Perichondrium is made of [blank_start]dense irregular[blank_end] connective tissue and covers some [blank_start]cartilage[blank_end] surface

   1. Adense irregular
   2. Bcartilage
5. 5Proportions of cartilage alter with [blank_start]age[blank_end]

   1. Aage
6. 6Cartilage heals well

   1. AVerdadeiro
   2. BFalso
7. 7[blank_start]Chondrocytes[blank_end] are found with lacunae within the ECM, which consists of [blank_start]collagen[blank_end] and elastin fibres embedded in [blank_start]chondroitin[blank_end] sulphate

   1. AChondrocytes
   2. Bcollagen
   3. Cchondroitin
8. 8What are the types of cartilage cells

   1. Achondroblasts
   2. Bchondrocytes
   3. Cchondroclasts
   4. Dchondrogenic cells
9. 9[blank_start]Chondroblasts[blank_end]- immature cells that synthesise ECM

   1. AChondroblasts
10. 10The only cells found in mature matrix are [blank_start]chondrocytes[blank_end] which are found within [blank_start]lacunae[blank_end] and [blank_start]maintain[blank_end] the matrix

    1. Achondrocytes
    2. Blacunae
    3. Cmaintain

11. 11The function of hyaline cartilage is

    1. Ashock absorber/friction....smooth surface at joints
    2. Bsupport and fusion
    3. Csupport and shape maintenance
12. 12The function of fibrocartilage is

    1. Ashock absorber/friction...smooth surface
    2. Bsupport and fusion
    3. Csupport and shape maintenance
13. 13The function of elastic cartilage is

    1. Asupport and fusion
    2. Bshock absorber/friction ...smooth surface
    3. Csupport and shape maintenance
14. 14Hyaline is the strongest form of cartilage

    1. AVerdadeiro
    2. BFalso
15. 15Hyaline is the most abundant cartilage

    1. AVerdadeiro
    2. BFalso
16. 16Hyaline has a [blank_start]gel[blank_end] like ground substance which surrounds the [blank_start]chondrocytes[blank_end] surrounded by [blank_start]perichondrium[blank_end]

    1. Agel
    2. Bperichondrium
    3. Cchondrocytes
17. 17Hyaline cartilage is found

    1. Aat the end of bones/ribs
    2. Bnose
    3. Cfoetal skeleton
    4. Dlarynx
    5. Etrachea
    6. Fbronchi
    7. Gmenisci of knee
    8. Hintervertebral discs
    9. Ipubic symphis
    10. Jepiglottis
18. 18Fibrocartilage is the strongest

    1. AVerdadeiro
    2. BFalso
19. 19In Fibrocartialage perichondrium surrounds the chondrocytes

    1. AVerdadeiro
    2. BFalso
20. 20Fibrocartialage lacks perichondrium

    1. AVerdadeiro
    2. BFalso
21. 21chondrocytes are found within [blank_start]lacunae[blank_end] and bundles of [blank_start]collagen[blank_end] fibres in fibrocartialage

    1. Alacunae
    2. Bcollagen
22. 22Fibrocartialage is found

    1. APubic Symphis, Menisci of knee, intervertebral discs
    2. Bepiglottis, Eustachian tube, ear
    3. Cfoetal skeleton, nose, trachea, end of bones/ribs
23. 23In elastic cartilage chondrocytes are found within [blank_start]lacunae[blank_end] and [blank_start]thread[blank_end] like [blank_start]elastin[blank_end] fibres

    1. Alacunae
    2. Belastin
    3. Cthread
24. 24Elastic cartilage

    1. Aear
    2. BEustachian tube
    3. Cepiglottis
    4. Dpubic symphis
    5. Enose
    6. Fend of bones/ ribs
    7. Gfoetal skeleton
25. 25The 2 types of repair and growth within cartilage is I[blank_start]nterstitial[blank_end]- occurs [blank_start]within[blank_end] the tissue and involves dividing existing [blank_start]chondrocytes[blank_end] & [blank_start]appostional[blank_end]- occurs outer [blank_start]surface[blank_end] of tissue, the inner cellular layer of [blank_start]perichondrium[blank_end] [blank_start]differentiates[blank_end] into chondroblasts, it involves growth in [blank_start]width[blank_end]

    1. Anterstitial
    2. Bwithin
    3. Cchondrocytes
    4. Dappostional
    5. Esurface
    6. Fperichondrium
    7. Gdifferentiates
    8. Hwidth
26. 26Osteoarthritis is [blank_start]degeneration[blank_end] of the [blank_start]articular[blank_end] cartilage and bone ends rub together at joints, contributing factors involved increasing age, weight, existing [blank_start]joint[blank_end] damage. It can be managed using [blank_start]NSAID[blank_end]s, analgesics, lifestyle changes and [blank_start]capsaicin[blank_end] cream

    1. Adegeneration
    2. Barticular
    3. Cjoint
    4. DNSAID
    5. Ecapsaicin
27. 27What are the main functions of bone

    1. Aprotection
    2. BSupport
    3. CMovement
    4. Denergy
    5. Ewater storage
    6. Fcushioning
28. 28Other functions of bones

    1. Amineral homeostasis
    2. Btriglyceride storage
    3. Cblood cell production
    4. Dformation of blood brain barrier
    5. E'glue'
    6. Faction potential generation
29. 29The function of yellow bone marrow is a triglyceride store and it is found within the medullary cavity

    1. AVerdadeiro
    2. BFalso
30. 30Hemapoiesis occurs in the [blank_start]red[blank_end] bone marrow of [blank_start]spongy[blank_end] bone

    1. Ared
    2. Bspongy
31. 31Compact bone makes up [blank_start]80[blank_end]% of the bone

    1. A80
    2. B60
    3. C40
    4. D20
32. 32Long bone is made up of :
    [blank_start]Dia[blank_end]physis, [blank_start]Epi[blank_end]physis (ends), c[blank_start]ompact[blank_end] bone, s[blank_start]pongy[blank_end] bone, p[blank_start]eriosteum[blank_end], e[blank_start]ndosteum[blank_end], [blank_start]medullary[blank_end] cavity

    1. ADia
    2. BEpi
    3. Compact
    4. Dpongy
    5. Eeriosteum
    6. Fndosteum
    7. Gmedullary
33. 33Compact Bone:
    Strongest form- beneath [blank_start]periosteum[blank_end], resists stress.
    Lamella- the [blank_start]concentric[blank_end] rings of [blank_start]extracellular[blank_end] matix composed of [blank_start]mineral[blank_end] salts (esp calcium and phosphates)
    [blank_start]Lacunae[blank_end]- spaces between the lamella that contains the osteocyte
    [blank_start]Haversian canal[blank_end] contains bld vessels and nerves
    [blank_start]Canaliculi[blank_end]- little ‘canals’ that contain the processed of [blank_start]osteocytes[blank_end], seen as ‘etchings’ , allow [blank_start]nutrients[blank_end] to and waste from [blank_start]osteocytes[blank_end]
    

    1. Aperiosteum
    2. Bconcentric
    3. Cextracellular
    4. Dmineral
    5. ELacunae
    6. FHaversian canal
    7. GCanaliculi
    8. Hosteocytes
    9. Inutrients
    10. Josteocytes
34. 34Spongy bone has an osteon

    1. AVerdadeiro
    2. BFalso
35. 35The spaces in spongy bone contain [blank_start]red bone marrow[blank_end]

    1. Ared bone marrow
36. 36What are the 4 types of cells in the bone

    1. Aosteogenic
    2. Bosteoblasts
    3. Costeoclasts
    4. Dosteocytes
    5. Emesenchymal stem cells
    6. Fchondrocytes
    7. Gchondroclasts
    8. Hepithelial
37. 37The only bone cells that divide are [blank_start]osteogenic[blank_end]

    1. Aosteogenic
    2. Bosteoclasts
    3. Costeoblasts
    4. Dosteocytes
38. 38Osteogenic cells are derived from [blank_start]mesenchymal stem[blank_end] cells

    1. Amesenchymal stem
39. 39Osteoblast fact file

    1. Asynthesise & secrete collagen matrix components
    2. Binitiate calcification
    3. CGet trapped in secretions and become osteocytes
    4. DGet trapped in secretions and become osteoclasts
    5. EAre found in lacunae
    6. Fhave a single nucleus
    7. GDerived from monocyte fusion
    8. Hare multinucleated
    9. Ihave a ruffled border
40. 40Osteoclast factfile:

    1. Amultinucleated
    2. Bsingle nucleus
    3. Cfound in lacunae
    4. Dfound in resorption bays on bone surface
    5. Eformed from monocyte fusion
    6. FRuffled border’ facing bone releases lysosomal enymes & acids that digest the matrix. TERMED RESORPTION.
    7. GRegulates blood Ca
    8. HSynthesizes/secrete collagen & matrix components
    9. IInitiates Calcification
41. 41The bone matrix is made of [blank_start]15[blank_end]% water, [blank_start]30[blank_end]% collagen, [blank_start]55[blank_end]% crystallized mineral salts (calcium phosphate +calcium hydroxide=hydroxyapatite crystals)
    

    1. A55
    2. B30
    3. C15
42. 42[blank_start]OSTEOID[blank_end]- unmineralized portion of matrix, organic component, collagen fibres in gel like ground substance
    

    1. AOSTEOID
43. 43CALCIFICATION initiated by [blank_start]OSTEOBLASTS[blank_end]- [blank_start]hydroxyapatite[blank_end] crystals form and combine with mineral [blank_start]salts[blank_end] (CaCOз) and [blank_start]ions[blank_end] causing tissue to harden
    

    1. AOSTEOBLASTS
    2. Bhydroxyapatite
    3. Csalts
    4. Dions
44. 44Ossification is the process by which bone forms and occurs in 4 situations

    1. AVerdadeiro
    2. BFalso
45. 45There are [blank_start]2[blank_end] methods of bone formation

    1. A2
46. 46Intramembranous ossification
    Bone forms directly within [blank_start]mesenchyme[blank_end]
    

    1. Amesenchyme
    2. Bhyaline
47. 47Endochondrial ossification
    Bone forms within [blank_start]hyaline[blank_end] cartilage
    

    1. Ahyaline
    2. Bmesenchyme
48. 48Intramembranous ossification involves the formation of long bones

    1. AVerdadeiro
    2. BFalso
49. 49Intramembranous ossification involves the formation of flat bones, the skull, numerous facial bone

    1. AVerdadeiro
    2. BFalso

Descrição

Quiz sobre Bone & Cartilage, criado por Carmen Cusack em 16-05-2017.

Autor

Carmen Cusack

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English

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