7. Precizeaza dacă afirmatia este adevarată sau falsă. Transformă afirmatia falsă in una adevarată. 1p În măduva spinării se inchid reflexe voluntare. Înlănțuirile de reflexe condiționate într-o anumită ordine sunt instincte ca apărarea fată de foc. Substanța cenusie formeaza în creierul mare scoarta cerebeloasă.

False.

True.

True.

Explanation:

Voluntary reflexes close in the spinal cord. (False).

Chains of reflexes conditioned in a certain order are instincts like defense against fire. (True)

The gray matter forms the cerebellar cortex in the large brain. (True)

Voluntary actions are done with consciousness and controlled by the brain, while reflex actions are done with unconsciousness and controlled by spinal cord. Reflex actions are the sudden actions taken by the spinal cord instead of brain because this action is performed quickly in order to avoid the damage.

answer: b

coz red blood cells marrow and circulates the body for 120 days.

answer; synapse;