Eosinophils, band neutrophils

2. Band neutrophils, lymphocytes

3. Eosinophils, lymphocytes

4. Eosinophils, mature neutrophils

5. Lymphocytes, monocytes

 

64. After invasion of bacteria into wounded surface of skin they were destroyed by receptor mediated phagocytosis. What formed blood elements participate in this protective reaction?

Neutrophils

2. Basophils

3. Eosinophils

4. Lymphocytes

5. Platelets

 

 

65. A patient complains of pain in the abdomen. It is determined that the pain was a result of large substances passing between cells that line the intestinal lumen directly into the underlying connective tissue. Which of the following types of junctions were absent or not completely functional?

A. Zonulae occludens

B. Maculae adherens

C. Zonulae adherens

D. Gap junctions

E. Hemidesmosome

 

66. Junctions are essential in maintaining the close association of the cells within the epidermis. Which of the following junctions in maintaining cell adherence in all layers of the epidermis?

A. Maculae adherens

b. Gap junctions

c. Hemidesmosome

d. Zonulae adherens

e. Zonulae occludens

 

67. Which of the following proteins aids in maintaining the close association of the cells of the epidermis of the skin

A. Intermediate filaments

b. Occludins

c. Cadherins

d. Vinculin

e. Collagen

 

68. Simple squamous epithelium is prevalent throughout the body and organ systems, which of the following is a primary function of this type of epithelium.

A. Lubrication

B. Secretion

c. Adsorption

d. Protection

e. Excretion

 

69. A biopsy of the urinary bladder is done in a patient who has complained of lower abdominal pain. In the pathologist’s report, the luminal epithelium is described as normal. What type of epithelium did the pathologist observe?

a. Transitional epithelium Stratified squamous epithelium

b. Simple squamous nonkeratinized epithelium

c. Pseudostratified ciliated columnar epithelium

d. Simple columnar epithelium

 

70. Microvilli are essential components of epithelial cells of the small intestine. Which of the following functions would be defective resulting from a lack of microvilli on epithelia?

A. Absorption

b. Stretching

c. Movement

d. Protection

e. Secretion

 

71. The layer of cells that lines the outer surface of the lungs can be irritated by inhaled asbestos particles. These cells can become cancerous and lethal. Which of the following is the cell layer being described?

A. Simple squamous mesothelium

b. Simple squamous endothelium

c. Transitional epithelium

d. Simple cuboidal epithelium

e. Simple columnar epithelium

 

72.  Which of the following is a characteristic typical of simple layers of epithelia?

A. All the cells rest on a basal lamina

b. All the cells cover surface of the skin

c. All the cells function to prevent abrasion

d. All the cells are joined by synapses

e. All the cells have flagella

 

73. Macrophages would be the most abundant in which of the following tissues?

A. Loose connective tissue

b. Dense regular connective tissue

c. Brown adipose tissue

d. Dense irregular connective tissue

e. Embryonic tissue

 

74. What type of epithelium normally lines the lumen of the trachea?

A. Pseudostratified ciliated columnar epithelium

b. Stratified columnar epithelium

c. Transitional epithelium

d. Simple squamous epithelium

e. Simple columnar epithelium

 

75. A pathologist is examining a tissue section with an electron microscope. He notices immune cells in connective tissue that have a prominent Golgi apparatus and a nucleus with heterochromatin arranged in a spoke wheel fashion. Which of the following cell types is being observed?

A.Plasma cell

b.Macrophage

c.Fibroblast

d.Mast cell

e.Brown adipose cell

 

76. Which of the following provides a primary structural network in hematopoietic organs?