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Laboratory #4: The Integumentary System Worksheets Exercise 1. The Epidermis 1. The epidermis is epithelial tissue; main role 2. List the 4 different cell types of located in the epidermis and briefly describe their roles. a) b) c) d) 3. List the proper names of the 5 layers found in 'thick' epidermis from superficial to deep. Give the following details: Type and number of cells in each layer; cell shape in layer; general appearance of layer. a) b) c) d) e) 4. Can the thickness of the epidermis vary? Sketch & label examples of where this may occur in the body. e.g. Thick epidermis: e.g. Thin epidermis: Exercise 2. The Dermis 1. List what the 2 regions of the dermis are called and their relative proportions. Superficial: This region accounts for approximately of the dermis. Deep: This region accounts for approximately of the dermis. 2. The connective tissue found in the superficial layer of the dermis is: 3. The connective tissue found in the deep layer of the dermis is: 4. The connective tissue found in the hypodermis (subcutaneous) is: 5. A subcutaneous injection is one delivered in the or __ layer. Based on structures found in the hypodermis and not in the epidermis or dermis, why is this often a preferred area for administering an injection? Please explain in detail.

          Laboratory #4: The Integumentary System Worksheets
Exercise 1. The Epidermis
1. The epidermis is ______ epithelial tissue; main role ______
2. List the 4 different cell types of located in the epidermis and briefly describe their roles.
a)
b)
c)
d)
3. List the proper names of the 5 layers found in 'thick' epidermis from superficial to deep. Give the
following details: Type and number of cells in each layer; cell shape in layer; general appearance of
layer.
a)
b)
c)
d)
e)
4. Can the thickness of the epidermis vary? ______ Sketch & label examples of where this may occur
in the body.
e.g. Thick epidermis:
e.g. Thin epidermis:
Exercise 2. The Dermis
1. List what the 2 regions of the dermis are called and their relative proportions.
Superficial: ______ This region accounts for approximately ______ of the dermis.
Deep: ______ This region accounts for approximately ______ of the dermis.
2. The connective tissue found in the superficial layer of the dermis is:
3. The connective tissue found in the deep layer of the dermis is:
4. The connective tissue found in the hypodermis (subcutaneous) is:
5. A subcutaneous injection is one delivered in the ______ or ______ layer.
Based on structures found in the hypodermis and not in the epidermis or dermis, why is this often a
preferred area for administering an injection? Please explain in detail.

Laboratory #4: The Integumentary System Worksheets
Exercise 1. The Epidermis
1. The epidermis is epithelial tissue; main role
2. List the 4 different cell types of located in the epidermis and briefly describe their roles.
a)
b)
c)
d)
3. List the proper names of the 5 layers found in 'thick' epidermis from superficial to deep. Give the
following details: Type and number of cells in each layer; cell shape in layer; general appearance of
layer.
a)
b)
c)
d)
e)
4. Can the thickness of the epidermis vary? Sketch label examples of where this may occur
in the body.
e.g. Thick epidermis:
e.g. Thin epidermis:
Exercise 2. The Dermis
1. List what the 2 regions of the dermis are called and their relative proportions.
Superficial: This region accounts for approximately of the dermis.
Deep: This region accounts for approximately of the dermis.
2. The connective tissue found in the superficial layer of the dermis is:
3. The connective tissue found in the deep layer of the dermis is:
4. The connective tissue found in the hypodermis (subcutaneous) is:
5. A subcutaneous injection is one delivered in the or layer.
Based on structures found in the hypodermis and not in the epidermis or dermis, why is this often a
preferred area for administering an injection? Please explain in detail.

Added by Mark W.

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