CH 7 ANIMAL TISSUE Flashcards
what Type of cell does the Squamous ET have
Flat tile like cell
It is also called as the pavement membrane
Simple Squamous ET has ______ boundaries and thus it is called _______ .
- irregular Boundaries
- Tessellated Membrane
What is the main function of Cuboidal and columnar ET
- Secretion
- Absorption
Microvilli is a _________ extension. It helps to ___________.
- Protoplasmic
- Increase Surface Area for Absorption
Cilia is a ________ arrangement it helps to in
- microtubular
- Providing motility or movement
Which tissue has high regeneration capacity and why?
- Epithelial Tissue
- There is excess wear and tear of cell
The basement Membrane is divided into _____. They are secreted by and contain ?
- Basal Lamina - Secreted by Epithelial cells contain Mucopolysaccharides and Glycoproteins
- Fibrous Lamina - Secreted by Connective tissue made up of Collagen and Reticular fiber
One of the most Important Property of Transistional ET is
Stretchability
How are Glands divided on the basis of the pouring of their secretion
- Endocrine
- Exocrine
- Heterocrine
How are glands Divided on the basis of the method of secretion
- Holocrine
- Apocrine
- Merocrine
What are the different types of cell junction present
- Tight Junction
- Adhering Junction/ Macula Adherens/ Desmosomes
- Gap Junction/ Communication Junction
- Interdigitation
- Hemidesmosomes
What are the two specialized ET
- Neuroepithelial Tissue - ET which are connected to the neuron, present in sensory organs
- Myoepithelial Tissue - ET with Muscle protein like myosin and actin
Name a few Muscle protein
- Myosin
- Actin
What is the main Function of Compound ET
- Compound ET play a major role in protection
- But they do not play any significant role in secretion and absorption
What are the two types of Stratified ET, Where are they found?
- Keratinized Squamous Stratified Epithelial tissue forms the Epidermis of the skin (Dry Surface)
- Non Keratinized Squamous Stratified Epithelial Tissue is found in the oral cavity, anal and vaginal Cavity, Pharynx (Moist Surface)
what are heterocrine Gland? Name two Heterocrine gland
Glands with both exocrine and endocrine gland
1. Pancreas -
(i) Endocrine - Insulin, Glucagon
(ii) Exocrine - Pancreatic Juices
- Testes and Ovaries-
(i) Endocrine androgen i.e. hormones like oestrogen, testosterone, progestrone
(ii) Exocrine - Gametes
What are the types of cell in CONNETIVE TISSUE
- Fibroblast
- Adipocytes
- Mast Cell
- Macrophages/ Histiocytes
- WBCs
6.Plasma Cells
What are the different types of fibers?
- Collagen/ White Fiber
- Yellow Fiber/ Elastic
- Reticular Fiber
The intercellular Matrix in Connective Tissues is made up of
- Mucopolysaccharides ands Glycoproteins
what are the different types of adipocytes?
- Monovacular adipocytes
- Multilocular Adipocytes
Mast Cells contain
- Histamine
- Serotonin
- Heparin
What forms Plasma Cells
Lymphocytes
Which Fiber is mostly present in embryonic state
Reticular Fiber
The localized macrophages present in Liver are_________
Kupffer Cells
The localized macrophages present in Lungs are ___________
Dust Cells
Yellow Fiber is made up of which protein __________
Elastic Protein
Actively dividing cell present in the matrix of CT
Fibroblast
Adipocytes are _______ cell and are of Two Types ___________
- Fat storing
- Monolocular and multilocular adipocytes
Mast cell contains
1. 2. 3. and function of each
- Serotonin - Vasoconstrictor
- Histamine -Vasodilator
- Heparin - anti- coagulant
Plasma Cells are also called as
Plasmacyte
WBCs are also called as ________
Leukocytes
Localized Macrophages in liver are called as
Kupffer Cells
Macrophages are also called as ______ and __________ cell
- Phagocytic cell
- Histiocytes
Plasma Cells are formed by ___________
Lymphocytes
The matrix in Loose CT is _______ in nature
semi fluid
Areolar CT forms the framework for _______ tissue
Epithelial
Which hormone controls fat deposition
Leptin
What are the two types of Adipose tissue
White/ Yellow Adipose tissue - monolocular Adipocytes
Brown Fats - Multilocular adipocytes Present in infants
What is the function of adipose tissue
Insulator
Shock ABSORPTION
Energy Reserves
What are the two types of Macrophages
- Localized Macrophages
- Wandering macrophages
Localized Macrophages in Lungs
Dust Cells
Areolar CT is also called as
Packaging Tissue
Which tissue forms the framework for ET
Areolar CT
Which Hormone controls fat deposition
Leptin
The two types of Fat tissues are
- White or Yellow Fat
- Brown Fat
The three types of cells in cartilage
- Chondroblast
- Chondroclast
- Chondrocytes
The three types of cells in cartilage
- Chondroblast
- Chondroclast
- Chondrocytes
What are the types of Cartilage
- Hyaline Cartilage
- Yellow Fibrocartilage
- White Fibrocartilage
- Calcified Cartilage
Bone has which protein
Ossein Protein
The different types of Cells in bones are
Osteoblast
Osteocytes
Osteoclast
Spongy Bone appears porous due to the presence of
Trabeculae
Complete Bone marrow in Humans is
Red
The bone is divided into three parts, They are
- Epiphysis
- Metaphysis
- Diaphysis
Why is Red Bone Marrow called so _____
It is Called as Red Bone Marrow as it Contains Precursor of Blood Cells
Why is Yellow BM called so
as it is filled with adipose tissue
Haversion system is absent in ________ and present in __________.
absent in Spongy Bone
and present in Compact Bone
What are the Types of Bones
- Endochondrial Bones
- Dermal Bones
- Sesamoid Bones
- Visceral Bones
Name the plasma Proteins
Albumin
Globulin
Fibrinogen
The Gap Junction Present in Cardiac Muscles
Intercalated Disc
The two Types of Smooth Muscles are
- Single Unit
- Multi Unit
Proteinaceous thread like structure present in Muscle Tissue
Myofibrils
They are made up of Contractile Protein
Which Connective Tissue is also called as False CT
Fluid CT which includes Blood and Lymph is called as False CT
In Endochondrial Bones the site of ossification is
Epiphysial plate this is made up of cartilage
What are the types of cells present in Nervous Tissue
Neurons and Neuroglial Cells
The structural and Functional Unit of Nervous System is
Neurons
The trigger zone of Impulse
Axon Hillocks
plasma membrane around Axon is
Axolemma
Cytoplasm around Axon is
Axoplasm
Schwann cells are ____ rich cells
Lipid
Myelin Sheath contains _____ tissue
Fatty
Synaptic Vesicles Contain chemicals called
Neurotransmitter or neuro hormone
The cell body of a neuron is also called as
Cyton or Soma or Perikaryon
What is the function of Neuroglial Cells
They protect and Support the neuron
Where are Bipolar Neurons Present
Olfactory Epithelium and Retina of the eye
The Neuroglial Cells present in CNS are
- Astrocytes
- Oligodendrocytes
- Ependymal Cells
- Microglial Cells
What are the neuroglial Cells present in PNS
- Schwann cells
- Satellite Cells
The star Shaped cells in CNS
Astrocytes
Which glial Cell is Mesodermal in origin
Microglial Cell
Which cell produces or synthesis Myelin sheath in CNS and PNS respectively
- Oligodendrocytes
- Schwann Cells
Term tissue was given by
Bichat
Study of tissue is k/a
Histology given by Mayer