General Histology Test

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1 / 60

Identify the incorrect statement:

a. Only stratified epithelia contain two or more rows of cell nuclei

b. Epithelia are classified by the shape of the epithelial cells in the surface layer

c. Microvilli increase the surface area of the epithelia cells

d. Epithelia are classified by the number of cell layers

2 / 60

Which cell type gives rise to platelets (thrombocytes)?

a. Megakaryocyte

b. B-lymphocyte

c. Eosinophil

d. Monocyte

3 / 60

What type of tissue composes the kidney tubules?

a. Stratified squamous epithelium

b. Simple cuboidal epithelium

c. Simple squamous epithelium

d. Transitional epithelium

4 / 60

Which cell has large blue granules, often obscuring the nucleus?

a. Lymphocytes

b. Basophils

c. Neutrophil

d. Eosinophil

5 / 60

The diameter of erythrocyte is:

a. 4 microns

b. 8 microns

c. 14 microns

d. 12 microns

6 / 60

The percentage of blood cells in blood is:

a. 45%

b. 40 %

c. 55%

d. 50%

7 / 60

All the following are specific granules of eosinophil but except:

a. Acid hydrolase

b. Histaminase

c. Major basic protein

d. Neurotoxin

8 / 60

All the following are the specific granules of neutrophil but except:

a. Elastase

b. Lactoferrin

c. Phospholipase A2

d. Type IV collagenase

9 / 60

Which connective tissue cell type contains properties of smooth muscle cells?

a. Myofibroblast

b. Fibroblast

c. Plasma cell

d. Histiocyte

10 / 60

Which cell type forms the myelin sheath around myelinated axons in central nervous system?

a. Microglial cell

b. Oligodendrocyte

c. Astrocyte

d. Schwann cell

11 / 60

What is areolar tissue?

a. Dense regular connective tissue

b. Dense irregular connective tissue

c. Loose irregular connective tissue

d. Mucous connective tissue

12 / 60

The diameter of basophil is:

a. About 6-8 microns

b. About 8-10 microns

c. About 10-12 microns

d. About 12-14 microns

13 / 60

How many percent of all leucocytes in healthy individuals are basophils?

a. 30%

b. 8%

c. 1%

d. 27%

14 / 60

Which is the smallest leukocyte?

a. Neutrophil

b. Eosinophil

c. Monocytes

d. Lymphocytes

15 / 60

What type of epithelial cells is as tall as it is wide?

a. Stratified

b. Cuboidal

c. Simple

d. Columnar

16 / 60

Which organelle contains digestive enzymes?

a. Lysosome

b. Golgi apparatus

c. Mitochondria

d. Ribosomes

17 / 60

Which of the following is not lined by a serosa?

a. Respiratory tract

b. Pericardial cavity

c. Pleural cavity

d. Peritoneal cavity

18 / 60

Which neuroglia is located in peripheral nervous system?

a. Oligodendrocytes

b. Microglia

c. Satellite cells

d. Ependymal cells

19 / 60

How many percent of all leucocytes in healthy individuals are lymphocytes?

a. 27%

b. 8%

c. 1%

d. 60%

20 / 60

The life span of erythrocyte in blood is:

a. 140 days

b. 60 days

c. 120 days

d. 80 days

21 / 60

Which one is stratified epithelium?

a. Transitional

b. Simple columnar

c. Pseudostratified

d. Simple squamous

22 / 60

Which of the following is not considered an inclusion?

a. Glycogen

b. Lipid

c. Mitochondria

d. Pigment

23 / 60

What type of tissue makes up the “Adam’s apple”?

a. Fibrocartilage and elastic cartilage

b. Hyaline cartilage

c. Fibrocartilage

d. Elastic cartilage

24 / 60

Which organelle is studded with ribosomes?

a. Mitochondria

b. Golgi apparatus

c. Smooth endoplasmic reticulum

d. Rough endoplasmic reticulum

25 / 60

Which type of cartilage is found in the larynx?

a. All types of cartilages

b. Fibrocartilage and Hyaline cartilage

c. Elastic cartilage and Fibrocartilage

d. Hyaline cartilage and Elastic cartilage

26 / 60

The function of stratified cuboidal epithelium is:

a. Absorption

b. Filtration

c. Protection

d. Secretion

27 / 60

Which cell type gives rise to osteoblasts?

a. Osteocyte

b. Osteoprogenitor cell

c. Osteoclast

d. Chondrocyte

28 / 60

The most abundant glial cells in central nervous system?

a. Astrocytes

b. Microglia

c. Oligodendrocyes

d. Ependymal cells

29 / 60

What type of tissue lines the esophagus?

a. Simple columnar epithelium

b. Simple squamous epithelium

c. Stratified squamous epithelium

d. Simple cuboidal epithelium

30 / 60

What is the covering of an individual muscle fiber?

a. Sarcoplasm

b. Epimysium

c. Perimysium

d. Endomysium

31 / 60

What is the primary component of myelin?

a. Carbohydrate

b. Lipid

c. Amino acids

d. Protein

32 / 60

The simple squamous epithelium can find at:

a. Thyroid

b. Endothelium

c. Pharynx

d. Mucosa of mouth

33 / 60

What cell is involved in bone resorption?

a. Osteon

b. Osteoclast

c. Osteocyte

d. Osteoblast

34 / 60

The life span of eosinophil is:

a. More than 2 weeks

b. Less than 1 week

c. Less than 2 weeks

d. More than 1 week

35 / 60

What type of connective tissue is an undifferentiated tissue found in the embryo?

a. Loose irregular connective tissue

b. Mesenchyme

c. Dense regular connective tissue

d. Mucous connective tissue

36 / 60

The life span of thrombocyte in blood is:

a. 12 days

b. 10 days

c. 8 days

d. 120 days

37 / 60

Which of the following is the most abundant neuroglia cell?

a. Astrocytes

b. Oligodendrocytes

c. Microglia

d. Ependymal cells

38 / 60

Which bone cell is macrophage of osseous tissue?

a. Osteoprogenitor cells

b. Osteocyte

c. Osteoblast

d. Osteoclast

39 / 60

Which of the following is composed of smooth muscle?

a. Tongue

b. Upper esophagus

c. Heart

d. Walls of the visceral organs

40 / 60

The osteoprogenitor cells are derived from:

a. Bone lining cells

b. Mesenchymal stell cells

c. Osteoclast

d. Embryoblast

41 / 60

What is a collection of nerve cell bodies outside of the central nervous system called?

a. Ganglion

b. Schwann cells

c. Basket cells

d. Neuroglia

42 / 60

In which muscle type(s) are satellite cells present?

a. Smooth muscle and skeletal muscle

b. Skeletal muscle

c. Smooth muscle

d. Cardiac muscle and skeletal muscle

43 / 60

The simple cuboidal epithelium can find at:

a. Thyroid

b. Surface of ovaries

c. Pharynx

d. Air sac

44 / 60

The location of stratified cuboidal epithelium is:

a. Spleen

b. Stomach

c. Uterus

d. Pancreas

45 / 60

Which connective tissue cell is derived from B lymphocytes?

a. Fibroblast

b. Histiocyte

c. Mast cell

d. Plasma cell

46 / 60

The diameter of eosinophil is:

a. About 9-12 microns

b. About 16-18 microns

c. About 10-14 microns

d. About 14-16 microns

47 / 60

What are the basophilic clusters of ribosomes and rough endoplasmic reticulum seen in neurons called?

a. Ganglion

b. Perikaryon

c. Nissl

d. Astrocyte

48 / 60

What is woven bone?

a. Compact bone

b. Cancellous bone

c. Dense bone

d. Immature bone

49 / 60

Identify the incorrect statement:

a. Most of the lymphocytes in the blood stream will be B-lymphocytes

b. The contribution of red blood cells to total blood volume is also called haematocrit

c. Human blood platelets have, in contrast to red blood cells, never been individual nucleated cells

d. Liver and spleen are important sites of haemopoiesis during foetal development

50 / 60

The diameter of monocyte is:

a. About 16 microns

b. About 25 microns

c. About 10 microns

d. About 20 microns

51 / 60

The reticular fiber can find at:

a. Vessels

b. Skin

c. Lymph node

d. Ligament

52 / 60

In which muscle type(s) are intercalated discs absent?

a. Smooth muscle and skeletal muscle

b. Smooth muscle

c. Skeletal muscle

d. Cardiac muscle

53 / 60

In which muscle type(s) are the nuclei located centrally in the cells?

a. Cardiac muscle

b. Smooth muscle and skeletal muscle

c. Smooth muscle and cardiac muscle

d. Skeletal muscle

54 / 60

All the following are the functions of osteocytes but except:

a. Mechanotransduction

b. Calcium homeostasis

c. Maintains bone tissue

d. Phosphate homeostasis

55 / 60

Which cell type of bone cells is in role for resorption of bone?

a. Osteocyte

b. Bone lining cell

c. Osteoblast

d. Osteoclast

56 / 60

Which organelle of muscle cells is responsible for calcium storage?

a. Sarcoplasmic reticulum

b. Osteocyte lacuna

c. Intercalated disc

d. Muscle-tendon junction

57 / 60

The diameter of large lymphocyte is:

a. About 20 microns

b. About 25 microns

c. About 10 microns

d. About 15 microns

58 / 60

Which of the following is lined by a serosa?

a. Respiratory tract

b. Genitourinary tract

c. Alimentary canal

d. Peritoneal cavity

59 / 60

All the following are the function of osseous tissue but except:

a. Blood cell formation

b. Leverage

c. Storage of sodium

d. Movement

60 / 60

Which morphological type of gland is represented by an epithelium consisting entirely of secretory cells?

a. Secretory epithelial sheath

b. Stratified squamous epithelium

c. Pseudostratified epithelium

d. Alveolar gland

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