ANSWERS: 1. neurons
2. (a) brain and spinal cord
(b) The PNS carries messages to and from the central nervous system to the rest of your
body.
3. the cerebrum, the cerebellum and the brain stem.
4. corpus callosum
5. occipital lobe, parietal lobe, frontal lobe, temporal lobe
6. b. False ‐ the right hemisphere controls the left side and the left hemisphere controls the
right side of the body.
7. cerebellum
8. walking, speaking, eating
9. blood circulation, digestion, maintaining body temperature
10. 1. the cell body; 2. the axon; 3. the dentrites.
11.
4 The brain decodes the signals as a sight, sound, smell, taste, touch, or other sensation.
2 The message travels along the axon as an electrical impulse.
5 Messages move from the brain through nerves and out to the body.
1 A message enters the neuron through the dendrites and goes directly to the cell body.
3 The message continues as an electrical impulse from one neurone to the next carrying
the information to the brain.
6 You feel pain in your toe.
12. Reflexes
The answers to nervous sytem

What is the volume of a rectangular prism that is 120 centimeters by 2 meters by 1.5 meters in cubic meters?

You and three friends will be going out to eat at your favorite restaurant! each of you will order three items of your choice. you will also need to leave a tip. if you split the bill evenly among all four of you, how much will each person need to contribute? locate a menu for your favorite restaurant and pick three items for yourself and each friend. list the restaurant name, items, and prices in a table like the one below. in the column labeled subtotal, determine the cost of each person’s order. the customary tip is 20% of the total bill. in the column labeled tip, calculate the amount of tip each person should leave. in the column labeled total bill, determine the total of each person’s order, including the tip. restaurant name: names item 1 price item 2 price item 3 price subtotal tip total bill your name friend #1 friend #2 friend #3 part 2: questions answer the following questions, showing all work: what is the total cost of the entire bill (all four meals), including tip? write an expression using fractions to show how to determine the amount that each person will pay. then calculate each person's contributions showing all steps in long division. if each person paid an equal amount, who would save the most money? explain your reasoning using at least two complete sentences.

Multiply. write your answer in simplest form. 3/8 x 5/7