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What are a group of cells that work together?
What is histology?
The study of tissues
What are the 4 different types of tissues?
Epithelial, Connective, Muscular, Nervous
What does avascular mean?
What tissue is the most abundant?
What does epithelial tissue do?
Covers body surfaces/ lines cavities
What does connective tissue do?
Binds things together
What is the only tissue with a matrix?
What does muscular tissue do?
Contracts for movement
What does nervous tissue do?
Generates and transmitts electrical impulse
How is epithelial tissue classified?
What are the different shapes of epithelial tissue?
What is Keratin?
Clear protein- H20 proofer
What is Cillia?
Hairlike structures for movement
What is Villi?
Fingerlike projections for absorption
What does a Goblet cell do?
What are the 3 types of glands?
- 1. Exocrine
- 2. Endocrine
- 3. Dual Gland
Explain Exocrine glands
They have no ducts- ex:sweat and oil
Explain Endocrine glands
- No ducts
- Secretes hormones
- ex: pituitary gland, thyroid gland
What are the 2 types of connective tissue?
- 1. Embryonic Connective Tissue
- 2. Adult Connective Tissue
What are the 2 types of embryonic connective tissue?
- 1. Messenchyme
- 2. Mucous Connective Tissue (Warton's Jelly)
What is Messenchyme?
That connective tissue from which all other connective tissue derives
What is Mucous Connective Tissue?
Placenta/ Umbillical Cord
When does adult connective tissue form?
What are the 4 types of connective tissue?
- 1. Connective tissue proper
- 2. Cartilage
- 3. Osseous Tissue (Bone)
- 4.Vascular Tissue (Blood)
What are the 5 types of connective tissue proper?
- 1. Loose (Areolar) Connective Tissue
- 2. Adipose Tissue
- 3. Dense(Collangenous) Tissue
- 4. Elastic Connective Tissue
- 5. Reticular tissue
What is the location and function of areolar connective tissue?
- Fx-hold skin in place
What is the location and function of adipose tissues?
- Loc-subcutaneous layer of skin, hips, thighs, buttocks
- Fx- insulator
What is the fx and loc of dense( collangenous) connective tissue?
- Fx- holds bones and muscles together
- Loc- ligaments, tendons, aponeuroses
What color is collagenous connective tissue?
What is the fx and loc of elastic connective tissue?
- Fx- flexibility
- Loc- vocal cords, epiglottis
What seperates muscle?
Where is reticular tissue located?
Around organs-liver, kidney, gallbladder, spleen
What color is reticular tissue?
How do ligaments connect?
Bone to bone
How do tendons connect?
muscle to bone
How do aponeuroses connect?
Muscle to muscle
What is the only connective tissue that is avascular?
What are the 3 types of cartilage?
- 1. Hyaline cartilage
- 2. Elastic cartilage
- 3. Fibrocartilage
Name the fx and loc for hyaline cartilage
- fx- support and strength
- loc- embryomic skeleton
What cartilage is most abundant?
What cartilage is mostly reticular?
What cartilage is mostly made up of elastin tissue?
Name the loc and fx of elastic cartilage
- loc- ear flaps
- fx- flexibility
What is Fibrocartilage made up of?
What is the fx and loc of fibrocartilage?
- Fx- strength and support
- Loc- intervertebral disc, menicus
What is the loc and fx of osseous(bone) tissue?
- Loc- skeleton
- Fx- support, calcium storage, blood cell formation