29Tissues

πŸ“š
EPITHELIAL TISSUE
β–’ Glandular epithelium:
β–’ Based on Mode of secretion:
Holocrine
Apocrine
Eccrine/ Merocrine
Mode of secretion
By destruction of whole cell
By desruction of parts of apical cytoplasm
  • β€’
    Without cellular destruction
  • β€’
    By exocytosis from secretory cell into ducts
Examples
  1. Sebaceous glands of skin
  2. Tarsal gland/ Meibomian gland
  1. Mammary gland (Areolar region)
  2. Apocrine sweat gland (Found in axilla and groins)
  1. Most of endocrine and digestive glands
  2. Eccrine sweat gland (Found in all body surface)
β–’ Based on Secretory unit:
Tubular gland
Alveolar/ Acinar gland
Compound tubulo-alveolar gland
β–’ Simple tubular gland:
  1. Crypts of Lieberkuhn
β–’ Simple branched tubular gland:
  1. Sweat gland
β–’ Compound tubular glands:
  1. Bulbourethral gland
  2. Liver
β–’ Simple alveolar gland:
  1. Seminal vesicle of mammals
  2. Cutaneous glands of frog
β–’ Simple branched alveolar gland:
  1. Sebaceous gland
β–’ Compound alveolar gland:
  1. Sublingual
  2. Submandibular
  1. Parotic gland
  2. Pancreas
β–’ Based on Cellularity:
❖ Unicellular:
  1. Goblet cell
❖ Multicellular:
  1. Majority of gland
β–’ Covering epithelium:
❖ Simple epithelium:
β—‰ Simple squamous epithelium:
β—‰ Simple cuboidal epithelium:
β—‰ Simple columar epithelium:
β—‰ Pseudo-stratified epithelium:
❖ Stratified epithelium:
πŸ“š
CONNECTIVE TISSUE
β–’ Components of Connective Tissue:
❖ Cells:
β—‰ Fibrocyte:
β—‰ Adipocyte:
β—‰ Mast cells:
β—ˆ Secretion:
β–  Heparin:
β–  Histamine:
β–  Serotonin:
β—‰ Macrophages/ Histiocytes:
β—‰ Plasma cells:
  1. Derived from B-cells
❖ Fibres:
β—‰ Collagen fibre:
β—‰ Elastic fibre:
β—‰ Reticular fibre:
S.N.
Feature
Collagen Fibre
Elastic Fibre
Reticular Fibre
1
Protein type
Collagen (mainly type I)
Elastin
Collagen (mainly type III)
2
Appearance
Thick, wavy, unbranched
Thin, branched and elastic
Thin, branching, delicate
3
Staining
Eosinophilic (pink with H&E)
Stains poorly with H&E, special stains like orcein
Black with silver stain (argyrophilic)
4
Function
Tensile strength (resist stretching)
Elasticity (return to shape after stretch)
Form supportive mesh in soft tissues
5
Location
Type I
Type II
Type III
Type IV
Type VI
  1. Bones
  2. Tendons
  3. Ligaments
  4. Skin
  1. Hyaline cartilage
  1. Liver
  2. Bone marrow
  3. Lymphoid organs
  1. Basement membrane
  1. Basement membrane
Lungs, arteries, skin, elastic cartilage
Lymph nodes, spleen, bone marrow
❖ Matrix/ Ground substance:
πŸ“–
Connective tissue proper
β–’ Loose connective tissue:
❖ Areolar connective tissue:
❖ Adipose connective tissue:
β–’ Dense connective tissue:
❖ Fibrous connective tissue:
β—‰ White fibrous connective tissue:
β—‰ Tendon:
β—‰ Ligaments:
❖ Yellow elastic connective tissue:
❖ Reticular connective tissue:
β–’ Pigmented connective tissue:
πŸ“–
Fluid connective tissue
β–’ Blood:
β–’ Blood plasma:
β–’ Blood cells:
❖ Red Blood Cells (RBCs)/ Erythrocytes:
❖ White Blood Cells (WBCs)/ Leucocytes:
Granulocytes
Agranulocytes
  1. With Cytoplasmic granules.
  2. They have lobed nucleus.
  1. Without cytoplasmic granules.
  2. They don't have lobed nucleus.
Eosinophils
Basophils
Neutrophils
Monocytes
Lymphocytes
Plasma cell
Image 1
Image 1
Image 1
Image 1
Image 1
Image 1
2 nucleus-lobe
2-3 nucleus-lobe
3-5 nucleus-lobe
Largest WBC
Smallest WBC
Phagocytic
Non-phagocytic
Phagocytic
Phagocytic
Involved in Body defence mechanism
Involved in Allergic reaction
Secrete histamine and Serotonin
First line of defense against infection.
Form Macrophages in tissues.
β—‰ Granulocytes:
β—ˆ Eosinophils:
β—ˆ Basophils:
β—ˆ Neutrophils:
β—‰ Agranulocytes:
β—ˆ Monocytes:
β–  Macrophages in tissues:
  1. Brain β†’ Microglia
  2. Skin β†’ Dendritic cells/ Langerhans' cells
  3. Connective tissue β†’ Histiocytes
  4. Cartilage β†’ Condrocytes
  5. Bone β†’ Osteocytes
  6. Thymus β†’ Hassal's corpuscles
  7. Lungs β†’ Dust cells
  8. Liver β†’ Kuffer cells
  9. Spleen β†’ Sinusoidal cells
  10. Kidney β†’ Messangial cells
β—ˆ Lymphocytes:
β–  T-lymphocytes:
β–  B-lymphocytes:
β—ˆ Plasma cells:
❖ Platelets/ Thrombocytes:
β–’ Lymph:
πŸ“–
Skeletal connective tissue
β–’ Bone:
β–’ Cartilage:
πŸ“š
MUSCULAR TISSUE
β–’ Skeletal muscle:
β–’ Smooth muscle:
β–’ Cardiac muscle:
πŸ“š
NERVOUS TISSUE
β–’ Neurons:
Image 1
Apolar neuron
Unipolar neuron
Pseudo-unipolar neuron
Bipolar neuron
Multipolar neuron
Image 1
Location
  1. Hydra
  2. Some Amacrine cells of Retina
  3. Chromaffin cells
  1. Vertebrate embryo
  2. Trigeminal nerve nucleus
a. Dorsal root ganglia of Spinal cord i.e, most sensory nerve
  1. Retina (Eye)
  2. Cochlea (Ear)
  3. Olfactory area (Nose)
  1. General (Brain)
  2. Autonomic ganglia
  3. Purkinje cells
Fea
β–’ Glial cells:
Astrocytes
Oligodendrocytes
Microglia
Ependymal cells
Satellite cells
Schwan cells
Image 1
Image 1
Image 1
Image 1
Image 1
Image 1
Location
CNS
PNS
Functions
    ❖ Astrocytes:
    ❖ Oligodendrocytes:
    ❖ Microglia:
    ❖ Ependymal cells:
    ❖ Satellite cells:
    ❖ Schwan cells:
    Q1.
    Active secretary cells in human body are
    πŸ“…MOE 2069
    Q2.
    Histamine is secreted by:
    πŸ“…BPKIHS 2012
    Q3.
    Keratinised stratified squamous epithelium is found in
    πŸ“…IOM 2010
    Q4.
    The acidophils are
    πŸ“…MOE 2010
    Q5.
    Dendron or dendrite is a part of
    πŸ“…MOE 2010
    Q6.
    Which one of the human cell do not contain mitochondria
    πŸ“…KU 2012
    Q7.
    Urinogenital ducts are lined by
    πŸ“…KU 2010
    Q8.
    The tissue that protect body from wound and infection is
    πŸ“…MOE 2011β€’2008/KU
    Q9.
    Serum is
    πŸ“…IOM 2010
    Q10.
    Serum is:
    πŸ“…BPKIHS 2012
    Q11.
    The skeleton and muscles are derived from:
    πŸ“…MOE 2008/IOM 2010
    Q12.
    The bone of mammals contains longitudinal Haversian canals, which are connected by transverse canals called
    πŸ“…IOM 2010
    Q13.
    Which of the following leukocytes doesn't contain granules in cytoplasm?
    πŸ“…KU 2009
    Q14.
    Mast cell in the connective tissue resemble
    πŸ“…MOE 2009
    Q15.
    The cells which do not divide:
    πŸ“…MOE 2060, 2008
    Q16.
    Histamine and Heparin are secreted by:
    πŸ“…IE 2008
    Q17.
    Nissil's granules are found in:
    πŸ“…IE 2008
    Q18.
    Transitional epithelium is found in
    πŸ“…IE 2008β€’IOM 1993
    Q19.
    The internal lining of the blood vessel is:
    πŸ“…MOE 2064
    Q20.
    The fibrous sheath that connects the bone is called:
    πŸ“…MOE 2064β€’2061
    Q21.
    Outer covering of bone is:
    πŸ“…MOE 2063
    Q22.
    What is the name of diseases caused by the endocrinology deficiency of thyroxine
    πŸ“…MOE 2062
    Q23.
    'Reticulin fibres' are associated with
    πŸ“…MOE 2063
    Q24.
    What is the function of motor nerves?
    πŸ“…MOE 2062
    Q25.
    Yellow bone marrow is found especially in the medullary cavity of
    πŸ“…MOE-2062
    Q26.
    Memory cells are
    πŸ“…MOE-2061
    Q27.
    The growth of hair follicle is facilitated by
    πŸ“…MOE-2060
    Q28.
    Which of the following is anticoagulant
    πŸ“…IOM 2005
    Q29.
    A very good power of regeneration is found in
    πŸ“…BP 2007
    Q30.
    Blood vessels near a wound dilate & become more permeable in response to which materials release from damaged cells?
    πŸ“…IE 2007
    Q31.
    Abdominal organs are covered by
    πŸ“…BP 2006
    Q32.
    Which of the following increases during allergy?
    πŸ“…BPKIHS 2006
    Q33.
    Trachea is lined by
    πŸ“…BPKIHS 2006
    Q34.
    Intercalated discs are found in
    πŸ“…BPKIHS 2005
    Q35.
    Inflammation characterized by dilation of capillaries & small blood vessels surrounding the injuries infected area becomes red, warm & swollen due to increase permeability to
    πŸ“…IE 2005
    Q36.
    Heparin is formed by
    πŸ“…IE 2004
    Q37.
    WBC that are non-specific killer of microbes are
    πŸ“…IE - 2004
    Q38.
    Wrinklenge of skin in old age is due to
    πŸ“…BP 2004)
    Q39.
    Cells of germinal epithelium are
    πŸ“…BPKIHS 2007
    Q40.
    A very good power of regeneration is found in
    πŸ“…BPKIHS 2007
    Q41.
    Tendon connects:
    πŸ“…MOE 2002)
    Q42.
    Protoplasmic connection between two cells is
    πŸ“…MOE 2002
    Q43.
    Which of the following may arise from any 3 germ layers? [[BPKIHS 2001]
    πŸ“…BPKIHS 2001
    Q44.
    A group of cell having common origin and similar function is [MOE 2000]
    πŸ“…MOE 2000
    Q45.
    Cardiac muscles are found in
    πŸ“…MOE 2056
    Q46.
    The substance produced in the body for defence is
    πŸ“…BPKIHS 1998
    Q47.
    Fat cells are [IOM 1997]
    πŸ“…IOM 1997
    Q48.
    Which of the following is the retroperitoneal organ?
    πŸ“…BP 2000
    Q49.
    Irreversible cell death is known as:
    πŸ“…BPKIHS 1995
    Q50.
    Glisson's capsule is found in which mammalian organ?
    πŸ“…BP 1994
    Q51.
    Glands and ducts are internally lined with
    πŸ“…IOM 1993
    Q52.
    Ciliated epithelium is NOT found in
    πŸ“…IOM 1993
    Q53.
    In which of the following, ciliated epithelium is present?
    πŸ“…BPKIHS -2013
    Q54.
    Fat is abundant in :
    πŸ“…BPKIHS -2013
    Q55.
    in diapedesis, which of the following squeezes out of the narrow capillaries? [IOM-2014]
    πŸ“…IOM-2014
    Q56.
    The ridges and finger prints in the hands is due to [IOM-2014]
    πŸ“…IOM-2014
    Q57.
    What is insoluble in water?
    πŸ“…BPKIHS -2013
    Q58.
    Clotting of blood is delayed by:
    πŸ“…IOM-2013
    Q59.
    Connective tissue is originated from :
    πŸ“…IOM-2013
    Q60.
    Histamine is secreted by:
    πŸ“…IOM-2013
    Q61.
    The membrane that covers the cartilage is known as:
    πŸ“…IOM-2013
    Q62.
    Transitional epithelium is found in:
    πŸ“…IOM-2013)
    Q63.
    Blood is:
    πŸ“…IOM-2013
    Q64.
    Cartilage present between the joint of long bone is:
    πŸ“…BPKIHS -2014,015
    Q65.
    Which mineral is needed for muscle contraction:
    πŸ“…BPKIHS -2014
    Q66.
    Muscle become fatigue due to excess accumulation of:
    πŸ“…BPKIHS -2015
    Q67.
    The metal present in the haemoglobin is:
    πŸ“…BPKIHS -2015
    Q68.
    Which of the following is added during blood transfusion?
    πŸ“…BPKIHS -2015
    Q69.
    Fluoride pollution mainly effects:
    πŸ“…BPKIHS -2016
    Q70.
    During strenuous exercise, glucose is converted to:
    πŸ“…BPKIHS -2016
    Q71.
    Prothrombin, fibrin and thrombin are synthesized in:
    πŸ“…BPKIHS -2016
    Q72.
    Covering of cartilage is:
    πŸ“…BPKIHS -2016
    Q73.
    Which of these liver cells act as phagocyte?
    πŸ“…IOM-2015
    Q74.
    A baby with blood group A cannot belong to parents of which blood group?
    Q75.
    Which one of these is the largest type of WBC?
    πŸ“…IOM-2015)
    Q76.
    Smooth muscle fibers are:
    πŸ“…IOM-2015
    Q77.
    Antibody producing blood cells are the:
    πŸ“…MOE 2014
    Q78.
    In which animal tissue, lacunae is not present
    πŸ“…MOE 2014
    Q79.
    Skeletal and muscles originate from
    πŸ“…MOE 2014
    Q80.
    Immunological function of blood is due to:
    πŸ“…MOE 2012
    Q81.
    Universal donor blood group of human beings is
    πŸ“…MOE 2012
    Q82.
    Lack of blood supply and presence of the non-cellular basement are the characteristics of the
    πŸ“…KU 2015
    Q83.
    Which of the following epithelium forms the lining of vessels?
    πŸ“…KU 2015
    Q84.
    Collagen fibres are the components of:
    πŸ“…KU 201)
    Q85.
    Inner surface of the bronchi, bronchioles and fallopian tubes are lined by
    πŸ“…KU 2014)
    Q86.
    Which of the following is non-myelinated nerve fiber?
    πŸ“…KU 2014)
    Q87.
    Chondrocyte cell is found in
    πŸ“…KU 2013)
    Q88.
    Intercalated disc is found in
    πŸ“…KU 2013
    Q89.
    During sternous exercise, the glucose is converted into
    πŸ“…KU 2013
    Q90.
    Nissl's granules are found in
    πŸ“…KU 2013
    Q91.
    In human body, which cell has no nucleus
    πŸ“…KU 2013
    Q92.
    Which one of the following statement is correct?
    πŸ“…KU 2012
    Q93.
    Which one of the human cell do not contain mitochondria
    πŸ“…KU 2012)