Lecture #54

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what are the three types of cartilage ?
- fibrous
- elastic
- hylaine
what are the types of bone

spongey and compact
characteristics of cartilage
- avascular
- chondrocytes of lacunae
- covered in perichondrium
- matrix is mostly water
- .....
Hylaine cartilage function
- supports and reinforces
- resilient to cushion
- resistant to repetitive stress
Elastic cartilage function
- allows great flexibility
- maintain shape
Fibrocartilage function

tensil strength and absorb compressive shock
Bone function
- support and protect organs
- provides levers and attachment for muscles
- stores ca ions and other minerals
- stores fat
- red marrow for rbc formation
- have haverisian systems in compact bones
Osteobl
osteoblasts
osteocytes
osteoclasts
how is
bone regenra
what is significant about bones and healing/regeneration?

The regenerate very quickly because they are very highly vascularized
what is blood composed of?
- water protein and othe solutes as well as about 44 % RBs
- 1% of buffy cells ( immune cells?)
what are the 3 tyoe if muscle?
- skeletal
- cardiac
- smooth
characteristics of skeletal muscles?
- striated lines that represent sacromeres
- long and multinucleated
- most vouluntary
- sacromere
- attached to bone
- cynlyndrical in shape
characteristics of cardiac muscles?
- involuntary
- interclated disk
characteristics of smooth muscles?
- spindle shaped cells with central nuclei
- no straitaions
- invluntary
- autonomous
- foundin walls of hollow organs and blood vessels
how do you characterize a neurons axons
- unipolar
- bipolar
- multipolar
Gastrulation
- tissue differentiation
- by then end of the 2nd month of development the primary tissue types have appeared
what structures comes from the ectoderm?
what structures comes from the mesoderm?
what structures comes from the endoderm?

Author

Iana

353178

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Lecture #54

Description

Medical school

Updated

2020-09-15T02:56:16Z

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