ScienceBiologyMastering Anatomy Ch 4
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Mastering Anatomy Ch 4

Virginius Martin avatar Virginius Martin
25 July 2022
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13 test answers

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question
Which statement below is NOT a characteristic of epithelia?
answer
Epithelia are highly vascularized.
question
Which type of cell junction is also referred to as an anchoring junction?
answer
Desmosome
question
The lateral surfaces of epithelial cells are characterized by _____.
answer
specialized cell junctions
question
Which of the following statements describing cilia is false?
answer
Cilia increase the apical surface area of an epithelial tissue to maximize transport across the surface membrane.
question
Which of the following best describes the way in which epithelial tissues are characterized?
answer
By the shape of the cells at the apical surface and the arrangement of the nuclei
question
Match each of the types of epithelial tissue at the left to the correct following functions at the right.
answer
1. Simple squamous: Thin layer of cells that allows for the fast diffusion of substances 2. Stratified squamous: Many layers of cells stacked on top of one another, providing a significant amount of protection from abrasion 3. Simple cuboidal: Allows for rapid diffusion but also produces secretions 4. Stratified cuboidal: Produces secretions while preventing damage to the underlying layers 5. Simple columnar: Cells are the most active in secretion and absorption
question
Loose connective tissue includes:
answer
Adipose, reticular, areolar
question
Dense connective tissue includes:
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Regular, irregular, elastic
question
Match each of the following connective tissue types with the correct phrase/description.
answer
1. Loose connective tissue: Surrounds the human eye in order to protect and cushion it 2. Dense connective tissue: Attaches muscle to bone and has the ability to resist tension due to the thick collagen fibers 3. Bone: Contains organic and inorganic substances in the extracellular matrix 4. Blood: Fluid medium used for the transport of gases and nutrients 5. Cartilage: Ground substance is able to hold fluid and is resistant to compression
question
__________ are branched and interdigitate at specialized cell junctions called intercalated discs.
answer
Cardiac muscle cells
question
Which description of smooth muscle tissue is most accurate?
answer
centrally located nucleus; involuntary control; and propels substances or objects
question
The __________ of a neuron serves to propagate nerve impulses and transmits them away from the cell body.
answer
Axon
question
__________ are the cells of the nervous system that nourish, insulate, and protect neurons.
answer
Neuroglia