PEDS-100 Lecture Notes - Lecture 19: Hair Follicle, Temporal Bone, Far-Sightedness
4 Apr 2016
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The senses of the body include: sight, hearing, balance, taste, smell. Unencapsulated receptors (mechanical, photo, chemical, and convering it to electrical energy) Propriocepion (key component of neural transmission tell your brain the posiion your body is in) Relay info to cns: body posiion, equilibrium, movement. Necessary to maintain body equilibrium and balance (combinaion of neural input and neural control from the muscles) cerebellar isn"t as developed does not have as many motor units. Extrafusal ibres (external- designed to give muscle relax) Most acive when relexes need to be sharp (provides muscle tone) Helps reduce tremors by using cold to inhibit gamma eferent. Oten results in referred pain (messed up in the brachial plexus- in=t gets wrong informaion and makes an inappropriate decision) Phantom pain (can be caused through paralysis or amputaion) Olfacion most powerful sense in evoking emoion. Fungiform papillae (ips and side of your tongue) predomintaly detect sweet on the sides salty.
