An important function of the epithelium is secretion. Which cell organelle would be most important in such secretory epithelial cells

(1) Mitochondria

(2) endoplasmic reticulum

(3) Golgi apparatus

(4) Lysosomes

Subtopic:  Glandular Epithelium & Cell Junction |
 51%
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Epithelial cells are connected to basement membrane by

(1) Tight junctions

(2) Adherens Junctions

(3) Desmosomes

(4) Hemidesmosomes

Subtopic:  Glandular Epithelium & Cell Junction |
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Histamine in blood is released by

(1) Mast cells

(2) Macrophages

(3) Eosinophils

(4) Basophils

Subtopic:  Connective Tissue |
 65%
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Which of the following connective tissues is avascular, is aneural and has limited repair capabilities

(1) Cartilage

(2) Bone

(3) Ligament

(4) Tendon

Subtopic:  Connective Tissue |
 53%
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Apart from the hematopoietic cells, bone marrow is largely composed of

(1) areolar tissue

(2) adipose tissue

(3) white fibrous tissue

(4) epithelium

Subtopic:  Connective Tissue |
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Hyaline cartilage exists at all the following locations except

(1) Ventral end of ribs

(2) Articulating surfaces of the bones

(3) Epiglottis

(4) Larynx

Subtopic:  Connective Tissue |
 54%
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Bone mineral is a modified

(1) Collagen

(2) Hyaluronic acid

(3) Hydroxyapatite

(4) Ossein

Subtopic:  Connective Tissue |
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Smooth muscles do not contain

(1) Actin

(2) Myosin

(3) Cytoplasmic reticulum

(4) Troponin

Subtopic:  Cardiac Muscle & Smooth Muscle |
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Which of the following is not associated with epithelium?

(1) Cells are compactly packed with no intercellular space

(2) It is highly vascularized

(3) It forms covering or lining of external and internal surfaces

(4) It helps in protection, secretion, absorption, respiration, etc.

Subtopic:  Simple Epithelium |
 67%
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Which of the following is false about columnar epithelium?

I. It is made of tall and slender cells

II. Free surface may have microvilli

III. They are found in stomach and intestine and help in secretion and absorption

IV. Ciliated epithelium is mainly present in hollow structure like bronchioles and fallopian tubes / oviducts

V. They have apical nuclei

(1) Only I

(2) Only V

(3) Only II and IV

(4) Only II and III

Subtopic:  Simple Epithelium |
 83%
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