Glycosaminoglycans (GAGs) are an important part of the extracellular matrix of cartilage because they
bind many water molecules
Which of the three types of cartilage contain collagen?
all three types contain collagen
The perichondrium is _______ tissue found surrounding ____________.
- dense connective tissue; elastic cartilage and some hyaline cartilage
The extracellular matrix of bone has ___________ components, including calcium that ________ synthesized by osteoblasts and osteocytes.
inorganic & organic; is not
Which of the following cells does not make collagen?
osteoclast
Lacunae and hydroxyapatites are features of which connective tissue(s)?
bone
In a typical long bone, the surface of the spongy bone, the medullary cavitiy and each Haversian canal is lined with...
periosteum
In hyaline cartilage, individual chondrocytes are
each surrounded by a lacuna
Osteons are found in
compact bone
All connective tissues are highly vascularized.
false
When long bones grow, new bone is added to
the proximal end of the diaphysis
the distal end of the diaphysis
both ends of the diaphysis
Which of these cells produces a substance needed to release minerals from bone matrix?
osteoclast
Which of the following is correct about elastic cartilage?
It is found in the outer ear.
All non-liquid connective tissue contains collagen
false
Hair and skin is softened by the secretions of
sebaceous glands
Which stratum of the epidermis is important for making the skin waterproof?
stratum granulosum
Dividing keratinocytes are found in
stratum basale
Growth of cartilage that occurs when cells just beneath the perichondrium divide is called
appositional growth
When compared to cartilage, bone is
more vascular and less compressible.
Which of the following is true about thick skin, such as that found on the palms of the hands?
Lacks arrector pili muscles
_______ are epidermal cells that function as immune cells in the skin.
Langerhans cells (dendritic)
Nerves, blood vessels, and hair roots are located in the ________ of the integument.
dermis
In hyaline cartilage, individual chondrocytes are
each surrounded by a lacuna.
Lacunae and hydroxyapatites are features of which connective tissue(s)?
bone
The cells that do not migrate through the primitive streak in the embryonic disc form the
ectoderm
Which of the following correctly lists levels of organization of the body from simple to complex?
molecule, cell, organ
The formation of the neural groove is followed most closely by the formation of
the neural tube
________ are cellular attachments that anchor an epithelium to the underlying basement membrane.
hemidesmosomes
Which of the following correctly describes two properties of all epithelial tissue?
Little extracellular matrix and avascular
Which organelle below is the site of mRNA translation?
ribosome
This protein is the principle protein found in connective tissue.
collagen
Areolar, reticular, and adipose are three types of
loose connective tissue.