Epithelial Tissue Flashcards
(27 cards)
What are the 4 types of tissue?
1 Epithelial tissue
2. Connective tissue
3. Muscle tissue
4. Nervous tissue
The structure and properties of a specific tissue are influenced by the nature of?
Extracellular Matrix (ECM)
Which tissue covers the body surface, lines hollow organs, body cavities, ducts, and forms glands?
Epithelial tissue
How many surfaces does an epithelial tissue has?
- Apical surface
- Lateral surface.
- Basal surface.
Cellularity, polarity and attachment to basement membrane are characteristics of what tissue?
Epithelial tissue
Which tissue lack blood vessels (AVASCULAR)
Epithelial tissue.
What function does epithelium in the integumentary serve?
Protection
What function does epithelium in the kidney tubules serve?
Filtration
What function does glandular epithelium (gland) serve?
Secretion
What function does epithelium in the lungs serve?
Diffusion of gases
What function does epithelium in the digestive system serve?
Absorption and Excretion
What function does epithelium in the tongue & nose serve?
Chemo reception.
Epithelial cells are strongly bound to each other on their lateral surfaces by membrane specialization called?
Intercellular Junctions
The 4 types of intercellular junctions are?
- Tight junctions
- Adhering junctions.
- Desmosomes.
- Gap junctions
What are the specialized structures of the Epithelial tissue?
- Tight junction
- Desmosomes.
- Gap junctions
Where are the tight muscles found/located?
Stomach, Intestine and urinary bladder
Which of the intercellular junctions is located in the organ that is subjected to stretch?
Desmosomes
Which intercellular junctions are called the gate keepers?
Tight junctions
Which of the intercellular junctions is located in the outer layer of skin(epidermis) and cardiac cells and can stretch?
Desmosomes
Which of the intercellular junctions is located in the lens, cornea, nerves & muscles, gastrointestinal tract & uterus?
Gap junctions.
Which epithelial tissue lines the uterine/fallopian tube?
Ciliated simple columnar
Is the cardiac tissue non-striated and voluntary in nature?
False
Which specialized nerve cells has the ability to produce action potential?
Neuron
What is the simple Epithelial tissue that line the walls of the heart, blood vessels and lymphatic vessel linings?
Endothelium
