3. Name the division of the peripheral nervous system that is activated in each of these examples:

a. You are startled when a friend pulls a practical joke and spooks you with a loud sound.

b. You move your arms and legs to take an evening walk.

c. Your stomach makes a gurgling sound as it digests your lunch.

d. Feeling a little stressed? You take a few breaths to calm down.

e. You are at the line, waiting for you race to start, and your heart begins to pound.

bc blah

explanation:

bc blah

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .

1. a host loses nutrients to a parasite

2. a parasite only benefits when the host is alive (cause if the host dies the parasite dies with it )

3. producers to consumers

4. the tapeworm is a parasite

5. they convert energy from the sun (photosynthesis)

6. sunflower-robin (i think im 80% sure)

7. producer

8. consumer

9. prey

10. fresh water snails ( cause the green algea is the producer and the snails are the primary consumers and the small fish consumer so is the big fish)