biod 151 module 7 exam with complete
solutions 2025.
Identify the region and the layer of skin that is highlighted in blue. (Also indicated by the arrow,
below) *NOTE: To receive full credit you must label two regions. - ANSWER: Stratum
granulosum; Epidermis
A- Identify the sensory cell receptor highlighted in blue, below, also indicated by the arrow.B-
What sensory information is detected by this type of receptor? - ANSWER: A) Pacinian
corpuscleB) Detects pressure (mechanoreceptor)
The layers of the epidermis, from superficial to deep are: - ANSWER: Stratum corneum, stratum
granulosum, stratum spinosum, stratum basale.
Exocrine glands secrete ______; Endocrine glands secrete ____. - ANSWER: A. for body-wide
distribution, into an epithelial lining
B. into an epithelial lining, for body-wide distribution
C. through a duct, into the bloodstream
D. into the bloodstream, through a duct
E. A&D
Correct! F. B&C
Which of the following is true regarding the epidermis: - ANSWER: It receives its blood supply
from the deeper dermis layer.
Match the cell with its single best description, using each description only once.
Keratinocytes
Fibroblasts
Melanocytes
Langerhans cells - ANSWER: Keratinocytes Produces a protein to protect the skin
Fibroblasts Produces collagen
Melanocytes Produces a pigment that absorbs UV rays
Langerhans cells Assists in immune responses
solutions 2025.
Identify the region and the layer of skin that is highlighted in blue. (Also indicated by the arrow,
below) *NOTE: To receive full credit you must label two regions. - ANSWER: Stratum
granulosum; Epidermis
A- Identify the sensory cell receptor highlighted in blue, below, also indicated by the arrow.B-
What sensory information is detected by this type of receptor? - ANSWER: A) Pacinian
corpuscleB) Detects pressure (mechanoreceptor)
The layers of the epidermis, from superficial to deep are: - ANSWER: Stratum corneum, stratum
granulosum, stratum spinosum, stratum basale.
Exocrine glands secrete ______; Endocrine glands secrete ____. - ANSWER: A. for body-wide
distribution, into an epithelial lining
B. into an epithelial lining, for body-wide distribution
C. through a duct, into the bloodstream
D. into the bloodstream, through a duct
E. A&D
Correct! F. B&C
Which of the following is true regarding the epidermis: - ANSWER: It receives its blood supply
from the deeper dermis layer.
Match the cell with its single best description, using each description only once.
Keratinocytes
Fibroblasts
Melanocytes
Langerhans cells - ANSWER: Keratinocytes Produces a protein to protect the skin
Fibroblasts Produces collagen
Melanocytes Produces a pigment that absorbs UV rays
Langerhans cells Assists in immune responses
