Which is an accurate statement about reflexes?
1) Some somatic reflexes (involving skeletal muscle) can be tested by simply tapping or stroking the body surface.
2) Damage or disease anywhere along the components of a reflex arc can cause a reflex to be absent or abnormal.
3) Because reflexes are normally predictable, they can provide information about the health of the nervous system.
4) All of the statements are inaccurate.