Histology

Question 1

Give the name of this layer:

1. Hypodermis
2. Reticular layer
3. Papillary layer
4. Epidermis
5. Stratum spinosum

Answer 1

c. Papillary layer (paler area under the epithelium)

Question 2

What statement describes best this structure? (Arrow)

1. Oblique section of a duct
2. Cross section of a duct
3. Longitudinal section of a duct
4. Cross section of an arteriole
5. None of the above

Answer 2

b. Cross section of a duct

Question 3

Classify this tissue (be specific):

1. Hypodermis
2. Dense irregular connective tissue
3. Papillary layer
4. Loose connective tissue
5. Adipose tissue

Answer 3

d. Loose connective tissue (because it’s the papilary layer, very cellular)

Question 4

Give the specific name of this layer:

1. Papillary layer
2. Stratum spinosum
3. Stratum granulosum
4. Stratum corneum
5. Stratum germinativum

Answer 4

e. Stratum granulosum

Question 5

Give the specific name of this tissue (arrow):

1. Dense irregular CT
2. Loose CT
3. Smooth muscle
4. Cardiac muscle
5. Squamous simple epithelium

Answer 5

e. Squamous simple epithelium

Question 6

Classify this tissue (arrow). Be specific:

1. Pseudostratified epithelium
2. Loose CT
3. Smooth muscle
4. Columnar simple epithelium

Answer 6

a. Pseudostratified epithelium

Question 7

1. Give the specific name of this tissue (arrows):
   
   1. Dense irregular CT
   2. Loose CT
   3. Smooth muscle
   4. Cardiac muscle
   5. Adipose tissue

Answer 7

e. Adipose tissue

Question 8

Give the name of this layer (be specific):

1. Stratum granulosum
2. Stratum spinosum
3. Stratum corneum
4. Stratum germinativum
5. None of the above

Answer 8

b. Stratum spinosum (polygonal cells, spines between adjacent cells)

Question 9

Classify this tissue (arrow). Be specific:

1. Dense irregular CT
2. Loose CT
3. Smooth muscle
4. Cardiac muscle
5. None of the above

Answer 9

a. Dense irregular CT (around blood vessels)

Question 10

Classify this tissue (arrow). Be specific:

1. Pseudostratified epithelium
2. Loose CT
3. Smooth muscle
4. Columnar simple epithelium
5. Cuboidal simple epithelium

Answer 10

e. Cuboidal simple epithelium