A small rough bump on bone where a tendon attaches is called a
A) tubercle.
B) trochanter.
C) trochlea.
D) tuberosity.
E) trabecula.
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Question 2) A ________ is a smooth, grooved bone process shaped like a pulley.
A) tubercle
B) trochanter
C) trochlea
D) tuberosity
E) trabeculae
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Question 3) The shaft of long bones is called the
A) epiphysis.
B) metaphysis.
C) diaphysis.
D) paraphysis.
E) endophysis.
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Question 4) Which of the following are not components of the skeletal system?
A) tendons
B) bones
C) ligaments
D) cartilage
E) other tissues that connect bones
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Question 5) Which of following is a function of the skeletal system?
A) body support
B) calcium homeostasis
C) protection of internal organs
D) blood cell production
E) All of the answers are correct.
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Question 6) Scar tissue is the result of
A) large numbers of inflexible fibers and relatively few blood vessels in the injured area.
B) increased numbers of keratinocytes in the epidermal layers in the area of the injury.
C) a thickened stratum basale in the area of the injury.
D) increased numbers of fibroblasts in the reticular layer of the injured area.
E) a lack of sebaceous glands in the injured area.
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Question 7) The following are stages in the regeneration of skin following an injury. What is the correct order for these events? 1. inflammation 2. cellular migration 3. epidermis covers granulation tissue 4. epidermis covers scar tissue
A) 1, 2, 3, 4
B) 4, 3, 2, 1
C) 4, 3, 1, 2
D) 3, 4, 1, 2
E) 2, 4, 1, 3
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Question 8) Skin can regenerate effectively even after considerable damage has occurred because
A) the epidermis of the skin has a rich supply of small blood vessels.
B) stem cells persist in the skin even after injury.
C) fibroblasts in the dermis can give rise to new germinal cells in the epidermis.
D) contraction in the area of the injury brings cells of adjacent strata together.
E) cells of the stratum basale cannot migrate to other positions in the skin.
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Question 9) If a fair-skinned person is outside on a hot sunny day, why does his or her skin turn red?
A) The blood flow to the skin increases.
B) The number of red melanocytes in the skin increases.
C) Melanocytes increase production of red pigments.
D) Carotene production greatly increases.
E) Decreased heat causes the skin to turn red.
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Question 10) The type of burn that may require a skin graft is a ________ burn.
A) first-degree
B) second-degree
C) third-degree
D) partial-thickness
E) epidermal
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