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BIOL 2220 Chapter 6 Exam Questions Correct Solutions Current Update (A+ Pass) R239,36   Add to cart

Exam (elaborations)

BIOL 2220 Chapter 6 Exam Questions Correct Solutions Current Update (A+ Pass)

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  • BIOL 2220
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  • BIOL 2220

BIOL 2220 Chapter 6 Exam Questions Correct Solutions Current Update (A+ Pass) bone starts out as - Answers - cartilage/perichondrium or fibrous CT cartilage tissue - Answers - - poorly supplied w/ blood vessels & nerves - heals slowly (lack of blood supply) perichondrium - Answers - - tis...

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  • November 14, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIOL 2220
  • BIOL 2220
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BIOL 2220 Chapter 6 Exam
Questions Correct
Solutions Current Update
(A+ Pass)
bone starts out as - Answers -✔✔ cartilage/perichondrium or fibrous CT

cartilage tissue - Answers -✔✔ - poorly supplied w/ blood vessels & nerves
- heals slowly (lack of blood supply)

perichondrium - Answers -✔✔ - tissue layer covers outer portion of cartilage
- dense irregular CT
- vascularized

hyaline/articular cartilage location - Answers -✔✔ - ends of articulating bones & joints
- rings of trachea
- costal cartilage
- voicebox
- nose

hyaline/articular cartilage description - Answers -✔✔ - most abundant
- provides strength (lots of fibers)
- less rigid

elastic cartilage location - Answers -✔✔ external ear, epiglottis

elastic cartilage description - Answers -✔✔ more rigid, provides structure

fibrocartilage location - Answers -✔✔ - menisci (pads of cartilage in knees
- intervertebral discs (provides space to prevent rubbing/crushing)

fibrocartilage description - Answers -✔✔ - extra support
- allows for flexibility

types of cartilage growth - Answers -✔✔ appositional and interstitial

appositional growth (cartilage) - Answers -✔✔ - growth from outside

, - perichondrial cells produce matrix

interstitial growth - Answers -✔✔ - growth from inside
- chondrocytes in the lacunae divide and secrete new matrix
- expands from within the cartilage

most growth of cartilage stops at - Answers -✔✔ puberty

caclification - Answers -✔✔ deposition of calcium/salts; may or may not cause cartilage
to calcify/harden

axial - Answers -✔✔ protection & support

skull, vertebrae, ribcage, sternum

skeletal division - Answers -✔✔ axial and appendicular

appendicular - Answers -✔✔ locomotion

upper/lower limbs, pelvic & pectoral/scapular girdle

long bone - Answers -✔✔ longer than they are wide

all bones in limbs are long bones except - Answers -✔✔ carpals, tarsals, patella

diaphysis - Answers -✔✔ - shaft of long bone
- outer ring of compact bone, inner ring of spongy bone
- hollow core: medullary cavity

medullary cavity filled with - Answers -✔✔ yellow bone marrow

yellow bone marrow primarily composed of - Answers -✔✔ adipose tissue (fat - energy
storage)

medullary cavity function - Answers -✔✔ energy storage, keeps bone light

epiphyses - Answers -✔✔ - ends of the bone
- layer of compact bone, mostly spongy bone
- no medullary cavity
- external layer of hyaline/articular cartilage

epiphyseal plate - Answers -✔✔ growth plate present in long bone before puberty;
cartilage

epiphyseal line - Answers -✔✔ remainder of the epiphyseal plate after puberty; bone

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