Answer to Question 1
FALSE
Explanation: Kerat means horny tissue referring to keratin in the skin. The root for sebum or oil is seb.
Answer to Question 2
1. Central nervous system
Consists of the brain and spinal cord
Covered by meninges
2. Peripheral nervous system
Consists of 31 pairs of spinal nerves and 12 pairs of cranial nerves
Attached to central nervous system by a nerve root
Also includes the autonomic nervous system
Sympathetic branch increases organ activity to support increased body activity
Parasympathetic branch is the opposite of the sympathetic branch and returns body to resting status