Chapter 9 Flashcards
Main function of the nervous system
Communication among body functions
What are the divisions of the CNS?
Brain and spinal cord
What are the coverings of the brain and spinal cord called?
Meninges
Which portion of the brain stem joins the spinal cord?
Medulla
ADH (antidiuretic hormone) is produced by?
Hypothalamus, not pituitary gland
Functions of hypothalamus?
Control the rate of heart beat, control constriction and dilation of blood vessels, control contraction of the stomach and intestines, produces releasing hormones that control the release of certain anterior pituitary hormones
Functions of the cerebrum?
Willed movements, consciousness, memory, conscious awareness of sensations
Perception of sound lies in which lobe?
Temporal lobe
Which part of the brain is responsible for sound perception?
Cerebrum
Visual perception is located in which lobe?
Occipital Lobe
Another name for cerebrovascular accident?
Stroke
Largest section of the brain?
Cerebrum
Second largest part of the brain?
Cerebellum
Another name for the parasympathetic nervous system?
Caraniosacral
Parasympathetic system function during?
Normal conditions
Sympathetic stimulation results in response by?
Numerous organs
Parasympathetic stimulation results in response by?
Only one organ
Spaces in the brain that are filled with the cerebrospinal fluid?
Cerebral ventricles
How many pairs of spinal nerves are there?
31
How many pairs of cranial nerves are there?
12
The primary reflex center of the body is?
Spinal cord
Spinal cord extends from?
Occipital bone to first lumbar vertebrae
Neurons that carry impulses from all parts of the body to the brain and spinal cord are?
Sensory neurons
