Spinal Nerves Quiz

Which spinal nerves are responsible for controlling the diaphragm?

• C2

• C3

• T6

• S2

What function is associated with the S4 sacral nerve?

• Sexual functions

• Chest muscles

• Wrist extenders

• Head and neck

Which group of nerves is responsible for controlling the abdominal muscles?

• Cervical nerves

• Thoracic nerves

• Lumbar nerves

• Sacral nerves

If a person has difficulty moving their triceps, which cervical nerve might be affected?

• C5

• C6

• C7

• C8

Damage to the lumbar nerves could affect a person's mobility in which of the following ways? Use evidence from the functions listed for these nerves.

• It could impair leg muscle movement, leading to difficulty walking or standing.

• It could affect wrist extension, making it hard to grip objects.

• It could impact sexual functions, causing reproductive issues.

• It could affect chest muscles, leading to breathing problems.

Which two main components make up the Central Nervous System (CNS)?

• The spinal cord and the brain

• The heart and the lungs

• The kidneys and the liver

• The muscles and the bones

What is one function that both the spinal cord and the brain share?

• They both integrate and process information

• They both pump blood

• They both digest food

• They both produce hormones

How can the spinal cord function in relation to the brain?

• Only with the brain

• Only independently of the brain

• Both with the brain and independently of the brain

• Only with the heart

The brain and spinal cord demonstrate both interdependence and independence in their functions within the CNS by:

• Both can function together or independently, integrating and processing information

• Both can only function together and cannot process information

• Both are unrelated and do not interact

• Both can only function independently and do not integrate information

What is the approximate length of the spinal cord in adults?

• 45 cm

• 60 cm

• 30 cm

• 100 cm