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A&P Tutorial 2014 Exam 2A
T/F
1) Goblet cells are found within pseudostratified ciliated columnar epithelium.
2) Epithelial tissues always exhibit polarity; that is, they have a free surface and a basal
surface.
3) Simple cuboidal epithelia are usually found in areas where secretion and absorption
occur.
4) Depending on the functional state of the bladder, transitional epithelium may resemble
stratified squamous or stratified cuboidal epithelium.
5) Squamous cells are flattened and scalelike when mature.
Multiple Choice
6) Which of the following would be of most importance to goblet cells and other
glandular epithelium?
A) microvilli
B) Golgi bodies
C) lysosomes
D) multiple nuclei
7) The simple columnar epithelium that form absorptive cells of the digestive tract have
which characteristic?
A) dense microvilli
B) a rich vascular supply
C) fibroblasts
D) cilia
8) Pseudostratified columnar epithelium ciliated variety ________.
A) lines most of the respiratory tract
B) aids in digestion
C) possesses no goblet cells
D) is not an epithelial classification
9) Which of the following is a single-celled layer of epithelium that forms the lining of
serous membranes?
A) pseudostratified columnar
B) simple columnar
C) simple squamous
D) simple cuboidal
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10) Which tissue type arises from all three embryonic germ layers?
A) epithelial tissue
B) connective tissue
C) nervous tissue
D) muscle tissue
11) Groups of cells that are similar in structure and perform a common or related function
form a(n) ________.
A) organ
B) tissue
C) organism
D) organ system
12) Which of the following is true about epithelia?
A) Simple epithelia are commonly found in areas of high abrasion.
B) Stratified epithelia are associated with filtration.
C) Endothelium provides a slick surface lining all hollow cardiovascular organs.
D) Pseudostratified epithelia are commonly keratinized.
13) ________ epithelium appears to have two or three layers of cells, but all the cells are
in contact with the basement membrane.
A) Stratified cuboidal
B) Stratified columnar
C) Transitional
D) Pseudostratified columnar
14) Select the correct statement regarding epithelia.
A) Simple epithelia form impermeable barriers.
B) Stratified epithelia are tall, narrow cells.
C) Stratified epithelia are present where protection from abrasion is important.
D) Pseudostratified epithelia consist of at least two layers of cells stacked on top of one
another.
15) Which cells are commonly found wedged between simple columnar epithelial cells?
A) goblet cells
B) mast cells
C) macrophages
D) cilia
T/F
16) Joe just burned himself on a hot pot. A blister forms and the burn is painful. Joe's
burn would best be described as a third-degree burn.
2
17) The hyponychium is commonly called the cuticle.
18) The reason that the nail bed appears pink is the presence of a large number of
melanocytes in the underlying dermis.
19) The most dangerous skin cancer is cancer of the melanocytes.
20) The skin is not able to receive stimuli because the cells of the epidermis are not living
and therefore there are no sensory receptors in the skin.
21) When an individual is exposed to extremely low air temperatures, the dermal blood
vessels will dilate so that blood and heat will be dissipated.
22) Ceruminous glands are modified merocrine glands.
23) Sweat glands continuously produce small amounts of sweat, even in cooler
temperatures.
Multiple Choice
24) Select the most correct statement concerning skin cancer.
A) Most tumors that arise on the skin are malignant.
B) Squamous cell carcinomas arise from the stratum corneum.
C) Basal cell carcinomas are the least common but most malignant.
D) Melanomas are rare but must be removed quickly to prevent them from metastasizing.
25) Acne is a disorder associated with ________.
A) sweat glands
B) sebaceous glands
C) Meibomian glands
D) ceruminous glands
26) Which of the following cutaneous receptors is specialized for the reception of touch
or light pressure?
A) Meissner's corpuscles
B) Pacinian corpuscles
C) free nerve endings
D) Krause's end bulbs
27) Which of the following is a skin sensory receptor for touch?
A) Pacinian corpuscle
B) tactile corpuscle
C) Ruffini body
D) free nerve ending
3
28) The single most important risk for skin cancer is ________
A) race
B) genetics
C) use of farm chemicals
D) overexposure to UV radiation
29) Which glands produce ear wax?
A) Merocrine glands
B) Apocrine glands
C) Ceruminous glands
D) Eccrine Glands
30) Which type of skin cancer appears as a scaly reddened papule and tends to grow
rapidly and metastasize?
A) Melanoma
B) Squamous cell carcinoma
C) Basal cell carcinoma
D) Adenoma
Match the following:
A) Spiral
B) Comminuted
C) Greenstick
31) An incomplete fracture or cracking of the bone without actual separation of the parts.
Common in children.
32) Bone fragments into many pieces.
33) Common sports fracture resulting from a twisting force.
T/F
34) The term osteoid refers to the organic part of the matrix of compact bones.
35) Sixty-five percent of the mass of bone is a compound called hydroxyapatite.
36) All bones stop growing by the end of adolescence.
37) The hormone that is primarily involved in the control of bone remodeling is the
parathyroid hormone.
38) Closure of the epiphyseal plate stops all bone growth.
4
Multiple Choice
39) What kind of tissue is the forerunner of long bones in the embryo?
A) elastic connective tissue
B) dense fibrous connective tissue
C) fibrocartilage
D) hyaline cartilage
40) What can a deficiency of growth hormone during bone formation cause?
A) inadequate calcification of bone
B) decreased osteoclast activity
C) decreased proliferation of the epiphyseal plate cartilage
D) increased osteoclast activity
41) Ossification of the ends of long bones ________.
A) is a characteristic of intramembranous bone formation
B) involves medullary cavity formation
C) is produced by secondary ossification centers
D) takes twice as long as diaphysis ossification
42) Which structure allows the diaphysis of the bone to increase in length until early
childhood?
A) lacunae
B) Haversian system
C) epiphyseal plate
D) epiphyseal line
43) Which of the following is the single most important stimulus for epiphyseal plate
activity during infancy and childhood?
A) parathyroid hormone
B) calcium
C) growth hormone
D) thyroid hormone
44) The resilience of bone is primarily due to which of the following?
A) amount of mineral salts in the bone
B) presence of osteoblasts in the bone
C) sacrificial bonds in or between collagen molecules
D) amount of mineral salt and protein in the bone
45) For intramembranous ossification to take place, which of the following is necessary?
A) A bone collar forms around the cartilage model.
B) An ossification center forms in the fibrous connective tissue.
C) The cartilage matrix begins to deteriorate.
D) A medullary cavity forms.
5
Match
46. inferior nasal concha
47.
infraorbital foramen
48. sphenoid bone
49. parietal bone
50. supraorbital foramen
6
51. maxilla
52. sphenoid bone
53. vomer
54. palatine process of maxilla
55. zygomatic process of temporal bone
7
8
Match (skeleton above)
56. Occipital Bone
57. radius
58. patella
59. illium
60. scapula
Xtra Credit
1) Inability to absorb digested nutrients and secrete mucus might indicate a disorder in
which tissue?
A) simple squamous
B) transitional
C) simple columnar
D) stratified squamous
2) Although the integument is a covering, it is by no means simple, and some of its
functions include ________.
A) the dermis providing the major mechanical barrier to chemicals, water, and other
external substances
B) resident macrophage-like cells whose function is to ingest antigenic invaders and
present them to the immune system
C) cooling the body by increasing the action of sebaceous glands during high-temperature
conditions
D) epidermal blood vessels serving as a blood reservoir
3) Normal bone formation and growth are dependent on the adequate intake of ________.
A) calcium, phosphate, and vitamin D
B) potassium, phosphate, and vitamin D
C) sodium, calcium, and vitamin E
D) vitamin D, phosphate, and chloride
4) In some cases the epiphyseal plate of the long bones of children closes too early. What
might be the cause?
A) overproduction of thyroid hormone
B) elevated levels of sex hormones
C) too much vitamin D in the diet
D) osteoblast activity exceeds osteoclast activity
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5. Match (must get all three correct to get 1 point)
iliac fossa
ischial spine
pelvic brim
10
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