The child’s scratch, which had been caused by light skin’s trauma, disappeared after 10 days. What skin layer provided for reparative regeneration?

Stratum basale;

Stratum spinosum;

Stratum granulosum;

Stratum corneum;

Stratum brilliantum.

2

74

After two months of appendectomy the patient again has arrived in surgical department with the diagnosis: «The intestinal obstruction, an adhesive disease». During operation, damage of what epithelium covering a peritoneum has reduced in development of adhesive disease.

Mesothelium

Endothelium

Transitional epithelium

Simple columnar epithelium

Simple cuboidal epithelium

2

75

At a brain injury are defected glial cells, which meet in gray matter to central nervous system more often. What is the name of these cells?

Protoplasmic astrocytes

Oligodendrocytes

Microglia

Fibrous astrocytes

Ependymal cells

2

76

In skeletal muscle fibers, which of the following would exhibit ATPase activity?

Myosin filaments

Actin filaments

Troponin

T-tubule system

Tropomyosin

2

77

An experimental animal was undergone by overdoses of X-rays. Due to this total destruction of CFU-GM cells in bone marrow took place. Further development of what blood formed elements will be happen in this case normally?

Erythrocytes

Monocytes

Eosinophils

Basophils

Neutrophils

2

78

Differentiation of cells within some type of hematopoiesis is accompanied by a nucleus extrusion. What cell type is characterized by such morphologic changes?

Orthochromatophilic erythroblast (normoblast)

Polychromatophilic erythroblast

Basophilic erythroblast

Monoblast

Megakaryoblast

2

79

Dense bodies within smooth muscle fibers most closely associate with which of the following components of skeletal muscle?

Z line

A band

I band

H band

M line

2

80

Which of the following best characterizes a cardiac muscle fiber?

Intercalated disks

Multiple nuclei

Lack of striations

Spindle shaped fiber

Myoneural junctions

2

81

Blood analysis of a healthy adult man revealed 3% of some blood formed elements. What formed elements have this characteristic?

Eosinophils, band neutrophils

Band neutrophils, lymphocytes

Eosinophils, lymphocytes

Eosinophils, mature neutrophils

Lymphocytes, monocytes

2

82

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

Basophils

Eosinophils

Lymphocytes

Platelets

2

83

Which of the following events occur during the process of contraction of skeletal muscle?

Release of calcium ions by sarcoplasmic reticulum

Calcium ions bind to tropomyosin

Actin filaments shorten

Z line disappears

Sarcomeres lengthen

2

84

Which of the following best characterizes smooth muscle fibers?

Caveolae as the calcium ion binding vesicals

Regularly arranged actin and myosin myofilaments

Multiple, peripheral nuclei

Extensive myoneural junctions

Extensive sarcoplasmic reticulum

2

85

After overdoses of g-rays destruction of B-lymphocytes in human hematopoietic organs happens. Reduction of what blood plasma substances will be observes in this case.

Immunoglobulins (antibodies)

Albumins

Cholesterol

Glucose

Fibrinogen

2

86

A patient with leucosis has disturbance of some type of hematopoiesis. This type has next characteristic: antigen independent and antigen dependent phases, blastic transformation, clonal expansion, recirculation. What type of hematopoiesis has enumerated features?

Lymphocytopoiesis

Granulopoiesis

Erythropoiesis

Monopoiesis

Thrombopoiesis

2

87

Which of the following regions contains the Z line in skeletal muscle?

I band

H band

A band

M band

At the junction of the A band and I band

2

88

Which of the following molecules is found within the groove created by actin filaments?

Tropomyosin

Troponin I

Myosin

Dystrophin

Alpha Actinin

2

89