Skin layers
What are the functions of skin?
where is genetic information found?
Chromosomes and in the DNA
What is the function of epithelial tissue?
What are the functions of connective tissues?
Provide support, insulation, protection, and transportation of substances.
What are the types of muscle tissue?
smooth, cardiac, and skeletal.
Which layer is the spiny layer?
Stratum spinosum
What happens during transcription?
DNA converts into mRNA message
What structures do all epithelial tissues share?
All of the tissues are avascluar (no blood vessels)
What are the types of loose connective tissue?
Areolar, adipose, and reticular.
What are the two types of nervous tissue?
Voluntary and involuntary.
What is the use of Melanin?
protects the skin from UV rays
What happens during Translation?
mRNA leaves the cells nucleus and goes to ribosomes, where protiens are made
How do simple and stratified epithelial tissues differ?
Simple epithelial has one layer of cells, while stratified has more than one layer
What are the types of dense connective tissues?
Regular, irregular, and elastic.
Where can you find skeletal muscle?
connected to skeletal bones.
What is keratin?
a Protein found in nails and skin
What does the mitochondria do?
Converts food into ATP
what is pseudo-stratified epithelium?
cell nuclei are found at differnt layer, they look as they are on different levels
What are the types of cartilage?
Hyaline, fibro-cartilage, and elastic.
What is cardiac muscle activated by?
The brain or hormones.
What is the bottom most layer?
Stratum Basale
Where is nervous tissue found?
Brain, spinal cord, nerves
Where is transitional epithelium?
lining of the urinary bladder
What are the types of vascular tissues?
mast cells, macrophages, and blood cells.
What percentage do neurons make up of all nervous cells?
10%