General Histology Test

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1 / 60

What is another term for the Haversian system?

a. Osteon

b. Osteoclast

c. Osteoid

d. Osteoblast

2 / 60

All the following are the functions of osteocytes but except:

a. Phosphate homeostasis

b. Mechanotransduction

c. Maintains bone tissue

d. Calcium homeostasis

3 / 60

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

a. 30%

b. 27%

c. 1%

d. 8%

4 / 60

Which one is not the function of astrocytes?

a. Help form the blood-brain barrier

b. Provide structural support

c. Regulate tissue fluid composition

d. Help form the choroid plexus

5 / 60

Which of the following is not a membranous organelle?

a. Peroxisomes

b. Ribosomes

c. Mitochondria

d. Lysosomes

6 / 60

The diameter of monocyte is:

a. About 20 microns

b. About 10 microns

c. About 25 microns

d. About 16 microns

7 / 60

What is the connective tissue covering of a muscle fascicle?

a. Perimysium

b. Endomysium

c. Epimysium

d. Sarcolemma

8 / 60

Which cell type releases histamine?

a. Eosinophil

b. Megakaryocyte

c. Platelet

d. Basophil

9 / 60

What are the bundles of longitudinal contractile elements within a muscle cell called?

a. Muscle fibers

b. Myofilaments

c. Myosin

d. Myofibrils

10 / 60

Which of the following is involved in the blood brain barrier?

a. Astrocytes

b. Ependymal cells

c. Oligodendrocytes

d. Microglia

11 / 60

The location of reticular connective tissue is:

a. Lymph node

b. Breasts

c. Hypodermis

d. Under epithelia

12 / 60

Which is the most abundant fiber in connective tissue?

a. Collagen fiber

b. Elastic fiber

c. Muscle fibers

d. Reticular fiber

13 / 60

What cell is involved in bone resorption?

a. Osteoblast

b. Osteoclast

c. Osteocyte

d. Osteon

14 / 60

What is the connective tissue covering around the brain and spinal cord?

a. Nodes of Ranvier

b. Meninges

c. Myelinated nerve fibers

d. Cell bodies

15 / 60

Which cell type forms the major connective tissue component of lymphoid tissues and organs?

a. Reticular cell

b. Follicular cell

c. Spermatogonium

d. Acidophil

16 / 60

All the following are the special epithelia but except:

a. Angioepithelium

b. Reproductive epithelium

c. Myoepithelium

d. Neuroepithelium

17 / 60

The diameter of neutrophil is:

a. About 12-14 microns

b. About 16-18 microns

c. About 9-12 microns

d. About 14-16 microns

18 / 60

Which one is stratified epithelium?

a. Pseudostratified

b. Simple columnar

c. Simple squamous

d. Transitional

19 / 60

The shape of erythrocyte is:

a. Spherical disk

b. Ovoid disk

c. Biconcave disk

d. Biconvex disk

20 / 60

Which organelle of muscle cells is responsible for calcium storage?

a. Osteocyte lacuna

b. Intercalated disc

c. Muscle-tendon junction

d. Sarcoplasmic reticulum

21 / 60

Which neuroglia is located in peripheral nervous system?

a. Satellite cells

b. Ependymal cells

c. Oligodendrocytes

d. Microglia

22 / 60

The plasma protein transporting vitamin A is:

a. Gamma globulin

b. Albumin

c. Beta globulin

d. Alpha globulin

23 / 60

All the following are the connective tissue cells but except:

a. Adipocyte

b. Mast cell

c. Osteoblast

d. Fibroblast

24 / 60

The diameter of large lymphocyte is:

a. About 10 microns

b. About 25 microns

c. About 20 microns

d. About 15 microns

25 / 60

The stratified squamous epithelium can find at:

a. Lining of stomach

b. Lining of oral cavity

c. Lining of uterus

d. Lining of intestine

26 / 60

Which one of these cells is not a cell type routinely found in loose connective tissue?

a. Histiocyte

b. Mast cell

c. Microglia

d. Fibroblast

27 / 60

What is the term for general process that cells us to expunge material from cell?

a. Exocytosis

b. Endocytosis

c. Phagocytosis

d. Pinocytosis

28 / 60

The lining of stomach is:

a. Pseudostratified epithelium

b. Simple squamous epithelium

c. Simple cuboidal epithelium

d. Simple columnar epthilium

29 / 60

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

a. Myofibroblast

b. Plasma cell

c. Fibroblast

d. Histiocyte

30 / 60

All the following are fixed cells of cellular components of connective tissue but except:

a. Adipocyte

b. Tissue macrophage

c. Fibroblast

d. Lymphocyte

31 / 60

Which cell type gives rise to osteoblasts?

a. Chondrocyte

b. Osteocyte

c. Osteoclast

d. Osteoprogenitor cell

32 / 60

Which of the following is the most abundant neuroglia cell?

a. Astrocytes

b. Ependymal cells

c. Oligodendrocytes

d. Microglia

33 / 60

What do you call the space where a chondrocyte sits in?

a. Vacuole

b. Howship's Lacuna

c. Space of Disse

d. Lacuna

34 / 60

Which cell type provides structural and nutritional support to neurones in the central nervous system?

a. Microglial cell

b. Astrocyte

c. Ependymal cell

d. Schwann cell

35 / 60

The plasma protein transporting transferrin is:

a. Beta globulin

b. Alpha globulin

c. Gamma globulin

d. Albumin

36 / 60

Which cell type of cellular components of connective tissue is free cell?

a. Adipocyte

b. Lymphocyte

c. Fibroblast

d. Neutrophil

37 / 60

What type of tissue composes the kidney tubules?

a. Stratified squamous epithelium

b. Simple cuboidal epithelium

c. Transitional epithelium

d. Simple squamous epithelium

38 / 60

The shape of thrombocyte is:

a. Spherical disk

b. Biconvex disk

c. Biconcave disk

d. Ovoid disk

39 / 60

What structure is called white cartilage?

a. Fibrocartilage

b. Elastic cartilage

c. Hyaline cartilage

d. Spongy cartilage

40 / 60

Which of the following is not considered neuroglia?

a. Microglia

b. Oligodendrocytes

c. Schwann cells

d. Astrocytes

41 / 60

Which cell is a connective tissue macrophage?

a. Dust cell

b. Histiocyte

c. Langerhans cell

d. Kupffer cells

42 / 60

What are neurons in the retina?

a. Bipolar

b. Pseudounipolar

c. Multipolar

d. Unipolar

43 / 60

Which of the following is not lined by a serosa?

a. Pleural cavity

b. Respiratory tract

c. Pericardial cavity

d. Peritoneal cavity

44 / 60

What are most neurons in the body?

a. Multipolar

b. Bipolar

c. Pseudounipolar

d. Unipolar

45 / 60

Which cell type lines the ventricles of the central nervous system?

a. Schwann cell

b. Ependymal cell

c. Oligodendrocyte

d. Microglial cell

46 / 60

In which muscle type(s) are the contractile filaments organized into sarcomeres?

a. Smooth muscle and cardiac muscle

b. Smooth muscle and skeletal muscle

c. Cardiac muscle and skeletal muscle

d. Cardiac muscle

47 / 60

All the following are the functions of fibroblast but except:

a. Release histamine

b. Release hyaluronic acid

c. Release growth factor

d. Secrete collagen fiber

48 / 60

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

a. Loose irregular connective tissue

b. Mesenchyme

c. Mucous connective tissue

d. Dense regular connective tissue

49 / 60

What are the supporting cells in the central nervous system called?

a. Ganglion

b. Schwann cells

c. Neuroglia

d. Basket cells

50 / 60

What is woven bone?

a. Compact bone

b. Cancellous bone

c. Dense bone

d. Immature bone

51 / 60

What is areolar tissue?

a. Dense regular connective tissue

b. Dense irregular connective tissue

c. Loose irregular connective tissue

d. Mucous connective tissue

52 / 60

Which of the following is not considered a “formed element”?

a. Erythrocytes

b. Plasma

c. Leukocytes

d. Platelets

53 / 60

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

a. 8%

b. 27%

c. 1%

d. 30%

54 / 60

How many types of cartilage are there?

a. 1

b. 3

c. 2

d. 4

55 / 60

All the following are the location of stratified cuboidal epithelium but except:

a. Uterus

b. Pancreas

c. Salivary gland

d. Sweat gland

56 / 60

All the following are the epithelial cell junctions but except:

a. Tight junctions

b. Synapse

c. Desmosomes

d. Gap junctions

57 / 60

Identify the incorrect statement:

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

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

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

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

58 / 60

The nucleus of neutrophil is usually is:

a. 2-4 lobes

b. 2-3 lobes

c. 1-2 lobes

d. 3-4 lobes

59 / 60

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

a. Nissl

b. Ganglion

c. Astrocyte

d. Perikaryon

60 / 60

Which is the largest leukocyte?

a. Eosinophil

b. Monocytes

c. Lymphocytes

d. Neutrophil

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