Questions to ask in class
Questions to ask in class tomorrow:
KEY QUESTIONS
What are the definitive features of human life?
- organization, metabolism, responsiveness, movement, development, reproduction
How does a blastocyst differentiate into different body systems?
- three days after conception, blastocyst, imparts on uterine wall, start to change shape and turns into endoderm, mesoderm, and ectoderm
What do we need to know about tissue membranes?
- \
Epithelial tissue requirements to be simple squamous are…
- \
Aging and aging signs in tissue?
- lost of elasticity, loss of flexibility, dehydration of cells, neurological connections, digestion is slower
What is cancer as it relates to tissue?
- uncontrolled cell growth
What are the major cell junctions?
- see photo on tú teléfono
KEY VOCAB
endocrine gland
exocrine gland
==merocrine== secretion
- exocytosis, regular sweat
holocrine secretion
- the whole cell gives itself up
apocrine secretion
- secretion through whole top of the cell comes off (odor), sweat gland
ground substance
supportive connective tissue - bone and cartilage?
fluid connective tissue - blood?
necrosis - tissue death
positive feedback loop: fever, contraction
<<vasodilation - (hot) relaxing the vein to have a fatter circumference, increases the surface area of the skin that is in contact with the skin, help cool off<<
<<vasoconstriction - tighten up vessels, keeps the heat inside<<
histamine
atrophy - degrading of the tissue, not using it
bone collar - during endochondral ossification, at the very beginning there is a teeny tiny bit of bone that is on the outside of the hyaline cartilage template to give it a little bit of structure
osteoid - unmineralized bone
DO WE NEED TO KNOW
bone markings - don’t need to know it
cavities (CH1) - nope
appositional versus interstitial growth
-interstitial versus appositional in epiphyseal plate (long bone growth)
which one does not show up in x rays - epiphyseal plate
NEED TO KNOW:
directional comparison terms