Lab Practical 1 Flashcards
Where are simple squamous cells found?
Lining air sacs of lungs, capillaries, body cavities, passageways of kidneys
What is the function of simple squamous?
Diffusion and absorption of substances; reduction of friction
Where are simple cuboidal found?
Lining kidney tubules, ducts of glands, thyroid gland
What are the functions of simple cuboidal?
Secretion and absorption
Where are simple columnar found?
Lining small intestines, uterus, stomach, gallbladder
what are the functions of simple columnar?
Absorption, secretion, and protection (from digestive chemicals)
Where are pseudostratified columnar found?
Lining trachea, nasal cavities
What are functions of pseudostratified columnar?
Secretion (of mucus) and protection (against foreign particles)
Where are non-keratinized stratified squamous found?
Lining mouth, throat, vagina, anus
Where are keratinized stratified squamous found?
Epidermis of skin
What is the function of stratified squamous?
Protection
Where is transitional epithelium found?
Lining urinary bladder and ureters
What is the function of transitional epithelium?
Expansion and contraction of tissue (distensibility)
Where is stratified cuboidal found?
Ducts of sweat glands and mammary glands
Where is stratified columnar found?
Lining large ducts (salivary glands, pancreas)
What is the function of stratified cuboidal?
Protect and reinforce structure of ducts
What is the function of stratified columnar?
Protect underlying tissues and secrete mucus
Where is areolar connective tissue found?
Beneath epithelium, surrounding blood vessels, nerves, muscles, and organs
What is the function of areolar CT?
diffusion of nutrients and gases; wrap and cushion organs
Where is adipose tissue found?
Under skin, around kidneys and eyeballs
What is the function of adipose tissue?
Energy store, insulation, protection
Where is reticular CT found?
Basement membranes and lymphatic organs (lymph nodes, thymus, spleen)
What is the function of reticular CT?
Support
Where is dense regular CT found?
Tendons and ligaments
What is the function of dense regular CT?
Attachment
Where is dense irregular CT found?
Dermis of skin, heart valves
What is the function of dense irregular CT?
Provides tensile strength
Where is hyaline cartilage found?
Embryonic skeleton; cartilage of nose, trachea, and larynx
What is the function of hyaline cartilage?
Support
Where is elastic cartilage found?
External ear, epiglottis
What is the function of elastic cartilage?
Maintenance of shape and flexibility
Where is fibrocartilage found?
Intervertebral discs; pubic symphysis
What is the function of fibrocartilage?
tensile strength; shock absorber
What is the function of the plasma membrane?
Separates the cell contents from extracellular fluid and provides structure
What is the function of cytoplasm?
Surrounds the nucleus, provide structure
What is the function of cilia?
Propel fluid and solids across a cell’s surface
What is the function if ribosomes?
Protein synthesis
What is the function of Rough ER?
Modify and package newly synthesized proteins
What is the function of Smooth ER?
Synthesize lipids and carbohydrates
What is the function of the golgi complex?
Store, alter, and package synthesized products
What is the function of lysosomes?
Breakdown of organic compounds and damaged organelles or pathogens
What is the function of the nucleolus?
Synthesize ribosomal RNA; assemble ribosomal subunits
What is the function of the mitochondrion?
Produce ATP
What is the function of the nucleus?
Control metabolism, store, process genetic information, control protein synthesis
What is the function of vesicles?
Secrete substances; digest materials; store food, enzymes; transport molecules between parts of a cell
