Quiz
Bone & Cartilage
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Perguntas do quiz (49)
1What are the properties of cartilage
- ASemi Rigid
- BFlexible
- CStrong
- DRigid
- EResilient
- FWeak
- GImmovable
- HExcitable
- IContractility
2What are the roles of cartilage ?
- Amaintaining shape
- Bshock absorper
- Creduce friction at joints
- Dfusion and support
- Emetabolic support
- Ftriglyceride store
- Ginsulation
- Hprotect organs
3Cartilage has no nerves or vasculature
- AVerdadeiro
- BFalso
4Perichondrium is made of [blank_start]dense irregular[blank_end] connective tissue and covers some [blank_start]cartilage[blank_end] surface
- Adense irregular
- Bcartilage
5Proportions of cartilage alter with [blank_start]age[blank_end]
- Aage
6Cartilage heals well
- AVerdadeiro
- BFalso
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
- AChondrocytes
- Bcollagen
- Cchondroitin
8What are the types of cartilage cells
- Achondroblasts
- Bchondrocytes
- Cchondroclasts
- Dchondrogenic cells
9[blank_start]Chondroblasts[blank_end]- immature cells that synthesise ECM
- AChondroblasts
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
- Achondrocytes
- Blacunae
- Cmaintain
11The function of hyaline cartilage is
- Ashock absorber/friction....smooth surface at joints
- Bsupport and fusion
- Csupport and shape maintenance
12The function of fibrocartilage is
- Ashock absorber/friction...smooth surface
- Bsupport and fusion
- Csupport and shape maintenance
13The function of elastic cartilage is
- Asupport and fusion
- Bshock absorber/friction ...smooth surface
- Csupport and shape maintenance
14Hyaline is the strongest form of cartilage
- AVerdadeiro
- BFalso
15Hyaline is the most abundant cartilage
- AVerdadeiro
- BFalso
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]
- Agel
- Bperichondrium
- Cchondrocytes
17Hyaline cartilage is found
- Aat the end of bones/ribs
- Bnose
- Cfoetal skeleton
- Dlarynx
- Etrachea
- Fbronchi
- Gmenisci of knee
- Hintervertebral discs
- Ipubic symphis
- Jepiglottis
18Fibrocartilage is the strongest
- AVerdadeiro
- BFalso
19In Fibrocartialage perichondrium surrounds the chondrocytes
- AVerdadeiro
- BFalso
20Fibrocartialage lacks perichondrium
- AVerdadeiro
- BFalso
21chondrocytes are found within [blank_start]lacunae[blank_end] and bundles of [blank_start]collagen[blank_end] fibres in fibrocartialage
- Alacunae
- Bcollagen
22Fibrocartialage is found
- APubic Symphis, Menisci of knee, intervertebral discs
- Bepiglottis, Eustachian tube, ear
- Cfoetal skeleton, nose, trachea, end of bones/ribs
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
- Alacunae
- Belastin
- Cthread
24Elastic cartilage
- Aear
- BEustachian tube
- Cepiglottis
- Dpubic symphis
- Enose
- Fend of bones/ ribs
- Gfoetal skeleton
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]
- Anterstitial
- Bwithin
- Cchondrocytes
- Dappostional
- Esurface
- Fperichondrium
- Gdifferentiates
- Hwidth
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
- Adegeneration
- Barticular
- Cjoint
- DNSAID
- Ecapsaicin
27What are the main functions of bone
- Aprotection
- BSupport
- CMovement
- Denergy
- Ewater storage
- Fcushioning
28Other functions of bones
- Amineral homeostasis
- Btriglyceride storage
- Cblood cell production
- Dformation of blood brain barrier
- E'glue'
- Faction potential generation
29The function of yellow bone marrow is a triglyceride store and it is found within the medullary cavity
- AVerdadeiro
- BFalso
30Hemapoiesis occurs in the [blank_start]red[blank_end] bone marrow of [blank_start]spongy[blank_end] bone
- Ared
- Bspongy
31Compact bone makes up [blank_start]80[blank_end]% of the bone
- A80
- B60
- C40
- D20
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- ADia
- BEpi
- Compact
- Dpongy
- Eeriosteum
- Fndosteum
- Gmedullary
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]- Aperiosteum
- Bconcentric
- Cextracellular
- Dmineral
- ELacunae
- FHaversian canal
- GCanaliculi
- Hosteocytes
- Inutrients
- Josteocytes
34Spongy bone has an osteon
- AVerdadeiro
- BFalso
35The spaces in spongy bone contain [blank_start]red bone marrow[blank_end]
- Ared bone marrow
36What are the 4 types of cells in the bone
- Aosteogenic
- Bosteoblasts
- Costeoclasts
- Dosteocytes
- Emesenchymal stem cells
- Fchondrocytes
- Gchondroclasts
- Hepithelial
37The only bone cells that divide are [blank_start]osteogenic[blank_end]
- Aosteogenic
- Bosteoclasts
- Costeoblasts
- Dosteocytes
38Osteogenic cells are derived from [blank_start]mesenchymal stem[blank_end] cells
- Amesenchymal stem
39Osteoblast fact file
- Asynthesise & secrete collagen matrix components
- Binitiate calcification
- CGet trapped in secretions and become osteocytes
- DGet trapped in secretions and become osteoclasts
- EAre found in lacunae
- Fhave a single nucleus
- GDerived from monocyte fusion
- Hare multinucleated
- Ihave a ruffled border
40Osteoclast factfile:
- Amultinucleated
- Bsingle nucleus
- Cfound in lacunae
- Dfound in resorption bays on bone surface
- Eformed from monocyte fusion
- FRuffled border’ facing bone releases lysosomal enymes & acids that digest the matrix. TERMED RESORPTION.
- GRegulates blood Ca
- HSynthesizes/secrete collagen & matrix components
- IInitiates Calcification
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)
- A55
- B30
- C15
42[blank_start]OSTEOID[blank_end]- unmineralized portion of matrix, organic component, collagen fibres in gel like ground substance
- AOSTEOID
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
- AOSTEOBLASTS
- Bhydroxyapatite
- Csalts
- Dions
44Ossification is the process by which bone forms and occurs in 4 situations
- AVerdadeiro
- BFalso
45There are [blank_start]2[blank_end] methods of bone formation
- A2
46Intramembranous ossification
Bone forms directly within [blank_start]mesenchyme[blank_end]- Amesenchyme
- Bhyaline
47Endochondrial ossification
Bone forms within [blank_start]hyaline[blank_end] cartilage- Ahyaline
- Bmesenchyme
48Intramembranous ossification involves the formation of long bones
- AVerdadeiro
- BFalso
49Intramembranous ossification involves the formation of flat bones, the skull, numerous facial bone
- AVerdadeiro
- BFalso
Informações
- Descrição
- Quiz sobre Bone & Cartilage, criado por Carmen Cusack em 16-05-2017.
- Autor
- Carmen Cusack
- Idioma
- English
- Visualizações
- 2
- Avaliação
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