[Health Sciences 2300A/B] - Midterm Exam Guide - Everything you need to know! (12 pages long)
7 Feb 2017
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H e a l t h s c i e n c e s 2 3 0 0 a / b. From the skin we move in the bones. Flexibility (weakest)- when we are born, most of the bones in us are made up of hyaline cartilage, much less dense than bones, in child bones are not hard (cartilage), x-ray (cid:272)a(cid:374)"t really see. As individuals grow, force on bones, cartilages bones. Except at the end of the bone, eg. humerus- remains highly cartilage. Very similar to hyaline cartilage, a tissue that has collagen fibres. Additional fibre- elastic (150 times to its length! In ears, epiglottis- finger like projection, entrance of respiratory tract. Flexible structure allows you to remains shape, close respiratory entrance, larynx, air and entry of food. Maintain strong, close the larynx, force food enter into digestive tract. Absorbs compressive shock (rigid)- very rigid, able to take high force, large amount of stress.
