Skin Sense
Skin Layers
Bones and their Makeup
Bone Growth
Exercise, Hormones and Aging
100

What type of skin receptor allows us to perceive deep pressure and skin distortion?

Ruffini's endings (also called corpuscles)

100

This layer is composed of dead cells with keratin inside?

Stratum Corneum

100

These type of cells help produce new bone cells?

osteoblasts

100

What is the typical template for bone growth?

Cartilage

100

What type of hormone helps promote bone density?

Growth hormone

200

This type of mechanoreceptor surrounds hair in the dermis layer

root hair plexus

200

This layer is the deepest skin layer

Hypodermis

200

How many bones do adults?

206

200

Which two major parts of the skeleton are not ossified to allow babies to be born?

Skull and Shoulders

200

What is the disease that causes more bone to deteriorate than is made?

Osteoporosis

300

This sensory apparatus is responsible for sensing pain and temperature stimuli

Free nerve endings 

300

This layer is deep to the stratum corneum and superficial to stratum granulosum?

Stratum lucidum

300

A spinal vertebrae is what type of bone

An irregular bone

300

What is the structures that allows bones to grow in length?

Epiphyseal plate

300

This disease characterized by brittle bones was partially eliminated by research done by the biochem department at UW Madison

Rickets

400

This layer is where Meissner's corpuscles are found?

Papillary dermis

400

This layer contains the Langerhans cells?

Stratum Spinosum

400

This bone part has all of the blood vessels and nerves

Periosteum

400

What is the name of it when bones grow in diameter?

Appositional bone growth

400
This hormone promotes bone matrix development and bone growth 

Thyroxine

500

Which mechanoreceptor would be most sensitive to a loss of myelination?

Pacinians corpuscles

500

If someone has a third degree burn that burns down to the subcutaneous fat (adipose tissue) what mechanoreceptors are affected?

all of them

500

This structure allows for the transportation of nutrients and wastes from the osteocytes?

Canaliculi

500

This is formed from the secretion of osteoid around capillaries in intramembranous ossification 

Trabecular matrix

500

Around what age do we have peak bone mass

≈25-30

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