(a(i))[3]
Name the structures labelled H, J and K. Select your responses from the following words or phrases: effector, motor neurone, receptor, relay neurone, sensory neurone. Enter your answers in Table 3.1.
(a(ii))[1]
On Fig. 3.1, draw a small circle round a single synapse.
(a(iii))[2]
State two features of a reflex action.
(b(i))[2]
Use Fig. 3.2 to suggest why reflex actions matter.
(b(ii))[1]
State one more reflex action found in the body.