BIOL 2021 Lecture Notes - Lecture 2: Osteoporosis, Central Canal, Menopause

55 views3 pages

Document Summary

Bones are dynamic and change throughout the lifespan. They are composed of many different tissues and are therefore considered organs: osseous (bone) tissue connective tissue, cartilage connective tissue, adipose connective tissue, nerves nervous tissue, blood vessels muscle and epithelial tissue. Functions of bones: support for the body and internal organs, movement, protection of internal organs, mineral storage, blood-cell formation, energy storage, energy metabolism. Classification of bones: long bones longer than they are wide, has a long shaft with two ends, short bones roughly cube-shaped. Sesamoid bones special type of short bones: flat bones thin and flattened, usually curved, irregular bones various shapes, irregular because they do not fit into other categories. Osteogenic layer bone cells and blood vessels that nourish or help with repairs. Structure of short, irregular and flat bones: contain bone marrow but have no marrow cavity, diploe internal spongy bone of flat bones.

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers
Class+
$8 USD/m
Billed $96 USD annually
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
30 Verified Answers

Related Documents

Related Questions