The central nervous system (CNS) consists of all the following ...

[TVarnum]

The central nervous system (CNS) consists of all the following EXCEPT the:
 
  a. brain
  b. nerves
  c. spinal cord
  d. all are part of the central nervous system

Question 2

Persons with difficult breathing often feel that they can breathe easier when:
 
  a. they are lying down
  b. they are sitting up
  c. they are asleep
  d. the room is kept warm

[nhea]

Answer to Question 1

b
Explanation:
a. brain: is part of the CNS
b. nerves: correct
c. spinal cord: is part of the CNS
d. all are part of the central nervous system: nerves are not part of the CNS

Answer to Question 2

b
Explanation:
a. they are lying down: lying down does not make it easier to breathe
b. they are sitting up: correct
c. they are asleep: sleeping does not make it easier to breathe
d. the room is kept warm: a warm room does not make it easier to breathe

[TVarnum]

Gracias!

[aliotak]

Excellent