Reflex action (& reflex arc) | Control & Coordination | Biology | Khan Academy
13:29
Lymph, lymph nodes, & lymphatic system | Life processes | Biology | Khan Academy
14:36
Brain: Parts & functions (Fore, mid & hind) | Control & Coordination | Biology | Khan Academy
7:43
Easy to understand | REFLEX ARC
14:35
Major plant hormones (& how to remember) | Control & Coordination | Biology | Khan Academy
14:24
Introduction to how reflexes work - reflex arc, monosynaptic and polysynaptic reflexes
15:32
‘O tempo não existe’: a visão de Carlo Rovelli, considerado ‘novo Stephen Hawking’ | Ouça 15 minutos
10:15
Nervous system (central & peripheral) | Control & Coordination | Biology | Khan Academy
17:19