For a person to make a fist, which of the following must occur?
a. The central nervous system must send a message through the spinal cord and then through the peripheral nerves.
b. The central nervous system must send a message through the spinal cord and then through the autonomic nervous system.
c. The peripheral nervous system must send a message to the brain and then back through the peripheral nervous system.
d. The muscles must signal the brain to send a message through the autonomic nervous system.
Question 2
You are notified that a patient is coming to the first-aid room with bruising to the lumbar area of the back. Based on this statement, you would expect to find bruising in which area?
a. The upper back
b. The neck
c. The lower back
d. The buttocks
Photograph of a person with a cataract in the right eye.
Gastrointestinal system
Central Tendency in Symmetrical Distributions
Disorders and Diseases of the Endocrine System
Procedures for Diagnostic Tests Related to the Digestive System
Common Pathological Conditions of the Integumentary System