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Cells Test 2: Bone
Bone
25
Biology
Professional
11/03/2007

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Cards

Term
T or F: Bone is vascularized?
Definition

True,

...it's CART that isn't.

Term
Bone has a matrix _____ matrix.
Definition
Mineralized
Term
What are the two main minerals in bone matrix?
Definition

Ca

PO4

Term
What are the two types of special bones?
Definition

Wormian

 Sesamoid

Term
What type of bone prep preserves architecture of bone?
Definition
Ground --yellow looking.
Term
What type of bone prep preserves the cell, and has pink and blue appearence?
Definition
Decalcified
Term
True or False:  Cart and bone both have cells in lacunae?
Definition
True
Term
Which is more "dynamic", bone or cart?
Definition

Bone

--b/c of rich blood supply it can be more dynamic. 

Term
Classify periosteum.
Definition
Dense, irregular, connective tissue
Term
Classify endosteum.
Definition
Loose Connective Tissue
Term
SHarpey's fibers can be found where?
Definition
PERIOSTEUM
Term

Which type of cell is the "builder"?

-osteoblast

-osteocyte

-osteclast 

Definition

OsteoBlast

...b for builder 

Term
Where can osteoblasts be found?
Definition

found on surface of growing bone.

...they are haveing a BLAST on the surFACE. 

Term
If a bone cell is INSIDE the mineralized matrix, it is called ____.
Definition

Osteocyte

...the cell is on CYTE within the matrix. 

...on CYTE...mainting the MATRIX. 

Term
What type of bone cell maintains the MATRIX of the b?
Definition

osteoCYTE

...on CYTE...maintaining the MATRIX. 

Term
Which bone cell has a function of resorbing bone?
Definition

osteCLast

...it CLears the way. 

Term
What type of hormone stimulates BONE RESORPTION?
Definition

PARATHYRIOD

...increases blood Ca. 

Term
Which type of hormone inhibits BONE RESORPTION?
Definition

Calcitonin

...reduces Ca levels in blood, binds directly to osteoCLast. 

Term
What type of collagen is found in the matrix of bone?
Definition

Type I

...it's number one...in b matrix. 

Term
The Flat bones of head and face, and clavicles, are formed from ____ ossification.
Definition
intramembranous
Term
What is the first type of bone found in both intramembranous and endochondral ossifications?
Definition
WOVEN
Term
"Rickets" is caused by a lack of what/
Definition
Ca
Term
Which vitamin is necessary for absorption of Ca and PO4 in intestinal tract?
Definition

Vitamin D

...D for Daylight. 

Term
Which Vitamin is necessary for proper calcification?
Definition

Vit C

...C for calcification 

Term
Acromegaly is resultant from too much what?
Definition
Growth Hormone
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