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Exam 4: Tissue: the Living Fabric

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Question 21

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Select the correct statement regarding epithelia.

A) Simple epithelia form impermeable barriers.
B) Stratified epithelia are tall, narrow cells.
C) Pseudostratified epithelia consist of at least two layers of cells stacked on top of one another.
D) Stratified epithelia are present where protection from abrasion is important.

E) B) and D)
F) A) and C)

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Question 22

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Goblet cells are found within pseudostratified ciliated columnar epithelium.

A) True
B) False

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Question 23

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Salivary glands exhibit simple tubuloalveolar glandular arrangement.

Select the correct statement regarding adipose tissue.

Tendons and ligaments are composed mainly of dense irregular connective tissue.

The shape of the external ear is maintained by _ .

Mesenchymal cells are most commonly found in connective tissue.

Tendon tears or breaks are difficult to repair both physiologically and surgically. Why?

A 45- year- old woman is admitted to the hospital for surgical removal of a tumor on her thyroid gland. The surgeon informs her that she will have only a very thin scar. How could this be possible?

Figure 4.2Using Figure 4.2, match the following: -Skeletal muscle.

What are the primary germ layers during embryonic development and what do they ultimately produce?

All of the following statements refer to events of tissue repair. Put the events in proper numbered order according to the sequence of occurrence. The initial event, the injury, is already indicated as number one. 1. The skin receives a cut that penetrates into the dermis and bleeding begins. 2. Epithelial regeneration is nearly complete. 3. Granulation tissue is formed. 4. Blood clotting occurs and stops the blood flow. 5. The wound retracts. 6. Macrophages engulf and clean away cellular debris. 7. Fibroblasts elaborate connective tissue fibers to span the break.

The reason that intervertebral discs exhibit a large amount of tensile strength, which allows them to absorb shock, is because they possess .

In adult humans, most cancers are carcinomas or adenocarcinomas. These include cancers of the skin, lung, colon, breast, and prostate. Which of the four basic tissue types is involved? Why do you think this is so?

The uppermost layer of skin is composed of .

Cell type not found in areolar connective tissue.

Figure 4.2Using Figure 4.2, match the following: -Stratified squamous epithelium.

Which of the following is not found in the matrix of cartilage but is found in bone?

Elastic cartilage tissue is found in the walls of the large arteries that leave the heart.

Since mature adipocytes rarely divide, how can adults gain weight?