The two regions of the skin are the ________.
A) epidermis and dermis
B) stratum basale and epidermis
C) epidermis and hypodermis
D) dermis and hypodermis
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Question 2) The skin is also known as the ________.
A) epidermis
B) dermis
C) cutaneous membrane
D) hypodermis
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Question 3) The epidermis of the skin is formed by multiple layers of flattened, irregularly shaped cells. The most superficial of these layers is filled with keratin. This type of epithelial tissue is classified as ________.
A) stratified cuboidal epithelium
B) keratinized stratified squamous epithelium
C) simple squamous epithelium
D) nonkeratinized stratified squamous epithelium
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Question 4) ________ receive impulses from other neurons, whereas ________ generate action potentials for transmission to other cells.
A) Dendrites; axons
B) Axons; dendrites
C) Dendrites; glial cells
D) Axons; glial cells
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Question 5) The ________ is composed of a cell body and two types of cellular processes: dendrites and an axon.
A) erythrocyte
B) neuron
C) leukocyte
D) glial cell
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Question 6) Skeletal muscle cells differ from cardiac muscle cells in that ________.
A) skeletal muscle cells consist of cylindrical, non-branched cells with multiple nuclei
B) skeletal muscle cells are branched and generally possess one nucleus
C) skeletal muscle cells are spindle-shaped and possess one centrally located nucleus
D) skeletal muscle cells possess cell junctions called intercalated discs
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Question 7) Bone heals well after injury while cartilage does not. This can be attributed to the fact that ________.
A) the cells of cartilage and bone are enclosed in small cavities called lacunae
B) bone is avascular and cartilage is highly vascular
C) the matrix of bone is solid while the matrix on cartilage is semisolid
D) bone is highly vascular and cartilage is avascular
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Question 8) The ________ is the basic structural unit of compact bone.
A) canaliculus
B) osteon
C) bone lamella
D) central canal
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Question 9) The most prominent distinguishing characteristic of elastic cartilage is the presence of ________.
A) numerous thick collagen fibers interspersed between alternating rows of lacunae in the matrix
B) chondrocytes
C) densely packed elastic fibers in the matrix.
D) a glassy appearance
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Question 10) ________ connective tissue is characterized by a loose arrangement of protein fibers and cells, whereas ________ connective tissue is characterized by numerous, tightly packed protein fibers and cells.
A) Adipose; reticular
B) Areolar; dense
C) Dense; areolar
D) Areolar; elastic
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