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Tissues
overview
65
Anatomy
Undergraduate 1
09/03/2015

Additional Anatomy Flashcards

 


 

Cards

Term
Tissue
Definition
groups of cells of similar type and function
Term

4 main types of tissues

menc

 

Definition
epithelial, connective, muscle, neural
Term

3 functions of tissues

gsc

Definition
covers and lines, sensory input, forms glands
Term
4 Characteristics of tissues
Definition
Polarity, regeneration,avascular, attachments
Term
intercellular attachements
Definition
tight junctions, gap junctions, desmosomes
Term
tight junctions
Definition
Circumferential strip of fused plasma membrane(look like candy button strips)
Impenetrable, leak-proofn barrier
Term
gap junctions
Definition
Connexons(looks like channel proteins)
Quick transport and communication
Term
desmosomes
Definition
Linked areas of cell membrane(looks like electricity wires)
Resists mechanical stress
Term
basement membrane
Definition
thickness varies, actively dividing cells(stem cells) closest to basement,
cells sit on top of this layer
made of network of protein filaments
Term
epithelial tissue layers
Definition
simple, pseudostratified, stratified
Term
epithelial cell shape
Definition
squamous, cubiodal, columnar
Term
squamous found in
Definition
Vessels linings
Alveoli of lungs
Interior lining of body cavities
Term
squamous cells characteristics
Definition
thin, delicate, in protected areas
Term
stratified cells characteristics
Definition
tougher, in areas of stress
Term
simple cuboidal uses
Definition
where something is made and where something needs absorbtion
Term
simple cuboidal places found
Definition
Kidney tubules
Glands and gland ducts
Term
simple columnar places found
Definition
Stomach
Intestine
Some exocrine glands
Term
simple columnar uses
Definition
where absorption is most important
Term
Pseudostratified Columnar locations
Definition
Respiratory Tract Nasal cavity Trachea Bronchi A few parts of the male reproductive tract
Term
Pseudostratified Columnar purpose
Definition
to move stuff out
Term
Keratinized
Definition
water proofing, dead proteins
Term
what is skin
Definition
Keratinized, Stratified squamous epithelial cells
Term
Stratified squamous purpose (non-keratinized)
Definition
used in tough areas that don't need waterproofing
Term
stratified squamous (non-keratinized) found
Definition
Lines oral cavity, esophagus, vagina, rectum
Term
Transitional Epithelium where found
Definition
Urinary bladder Urethra
Term
Transitional Epithelium characteristics
Definition
unique has stretchy properties and leak proof
Term
Glandular Epithelium characteristics
Definition
puffy, no blood vessels
Term
Glandular Epithelium found
Definition
exocrine and endocrine glands
Term
exocrine gland
Definition
Secretions released through ducts to the epithelial surface
Term
endocrine gland
Definition
Secretions released into interstitial fluid Then enter bloodstream Hormones
Term
connective tissues characteristics and examples
Definition
most abdunant, blood, tendons(muscle to bone), ligaments(bone to bone), fat, bone
Term
connective tissue 3 components
Definition
Three main components: Ground substance - matrix Fibers Cells
Term

4 functions of connective tissue

CPTE

Definition
Connections between tissues Protection and structural framework Transport of substances Energy storage
Term
ground substance
Definition
Liquid or gel Fills space between cells and fibers Glycosaminoglycans (GAGs)
Term
3 types of connective tissue fibers
Definition
Collagenous fibers - thick
Reticular fibers - thin
Elastic fibers
Term
connective tissue cell types
Definition
fixed and variable
Term
variable cells
Definition
immune cells - Mast cells
Macrophages
Neutrophils
Eosinophils
Lymphocyte
Term
fixed cells
Definition
Fibroblasts Fibrocytes
Name changes depending on tissue
Osteoblast, chondroblast
Term
3 types of loose connective tissue
Definition
adipose, areolar, reticular
Term
reticular
Definition
Fiber network in firm organs. Ex: liver, spleen, lymph nod
Term
areolar
Definition
Forms thin cushioning layers around organ and vessels, between skin and muscle and layers of membranes
Term
adipose
Definition
fat, white and brown
Term
3 types of dense connective tissues
Definition
regular, irregular, elastic
Term
regular dense connective tissue
Definition
good for strength in tendons and ligaments
Term
elastic dense connective tissue
Definition
In walls of large vessels
Some large ligaments
Term
irregular dense connective tissue
Definition
good for dermis layer of skin and joint capsules
Term
name of cells in cartilage
Definition
chondrocytes
Term
place where condrocytes sit in cartilage
Definition
lacunae
Term
perichondrium
Definition
connective tissue sheet surrounding cartilage
Term
Cartilage characteristics
Definition
no nerves and avascular
Term
3 types of cartilage
Definition
hyaline, elastic, fibrocartilage
Term
hyaline found and characteristics
Definition
Joint cartilage
Tracheal rings
Bone growth plates
glossy and smooth
Term
elastic found
Definition
Pinna
Larynx
Term
fibrocartilage found
Definition
Intervertebral discs
Between pelvic bones
Term
bones made of
Definition
Cells called osteocytes
Osteoblast  osteocyte
Sit in lacunae like cartilage
Term
3 types of cells blood is made of
Definition
Erythrocytes (red blood cells)
Leukocytes (white blood cells)
Thrombocytes (platelets)
Term
what is the fiborous content of blood
Definition
Suspended protein molecules, visible only when blood clots
Term
what is the ground substance of blood
Definition
plasma
Term
what is muscle
Definition
specialized contractile tissue
Term
3 types of muscle
Definition
skeletal, cardiac, smooth
Term
skeletal muscle characteristics
Definition
striated voluntary muscle
Term
cardiac muscle characteristics
Definition
striated involuntary muscle
Term
smooth muscle characteristics
Definition
no striations and used in glands and organs
Term
neural tissue
Definition
Specialized for conducting electrical impulses
Brain, spinal cord, peripheral nerves
Term
neurons
Definition
longest cell in body
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