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Biology

Eldra P. Solomon, Charles E. Martin, Diana W. Martin,

Chapter 42

Neural Regulation - all with Video Answers

Educators

Chapter Questions

05:47

Problem 1

A radially symmetrical animal such as Hydra is likely to have (a) a forebrain (b) a nerve net (c) cerebral ganglia (d) a ventral nerve cord (e) cerebral ganglia and a nerve net

Caroline Jones
Caroline Jones
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02:08

Problem 2

Which part of the vertebrate brain maintains posture, muscle tone, and equilibrium? (a) cerebrum (b) medulla (c) cerebellum (d) neocortex (e) thalamus

Bryan Valdivia
Bryan Valdivia
Numerade Educator
03:18

Problem 3

The main association area in the amphibian brain is the (a) cerebrum (b) medulla (c) neocortex (d) midbrain
(e) arachnoid

Caroline Jones
Caroline Jones
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01:28

Problem 4

The suprachiasmatic nucleus (a) secretes melatonin
(b) stimulates long-term potentiation (LTP) in the hippocampus $(\mathrm{c})$ filters incoming sensory information and determines whether it is threatening (d) is critical in memory consolidation (e) is important in regulating the sleep-wake cycle

Bryan Valdivia
Bryan Valdivia
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02:01

Problem 5

The heart rate is slowed by (a) sympathetic nerves (b) parasympathetic nerves (c) rapid firing in the corpus callosum (d) both sympathetic and parasympathetic nerves (e) the hippocampus working together with sympathetic nerves

Bryan Valdivia
Bryan Valdivia
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03:25

Problem 6

Amphetamines (a) affect neurons in the mesolimbic dopamine pathway (b) decrease the amount of dopamine secreted (c) affect the CNS in the same way as alcohol (d) are often prescribed to reduce anxiety (e) are CNS depressants

Caroline Jones
Caroline Jones
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03:48

Problem 7

Which sequence best describes transmission of information in a withdrawal reflex? 1 . afferent neuron transmits signal to CNS 2. muscle contracts 3. reception by sensory neuron
4. interneuron in CNS integrates information 5 . efferent neuron transmits signal
(a) 3,1,4,5,2 (b) 2,1,4,5,3
(c) 3,5,1,4,2
(d) 3,1,5,4,2
(e) 5,3,1,4,2

Josee Pacheco
Josee Pacheco
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03:53

Problem 8

Label the diagram of the human brain.

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Bryan Valdivia
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02:28

Problem 9

What general trends can you identify in the evolution of the vertebrate brain?

Caroline Jones
Caroline Jones
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03:13

Problem 10

Imagine that you have just become a parent. What kinds of things can you do to enhance the development of your child’s intellectual abilities?

Caroline Jones
Caroline Jones
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01:31

Problem 11

What is the adaptive function of the limbic system when an alligator is chasing you?

Bryan Valdivia
Bryan Valdivia
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03:42

Problem 12

CREB has been shown to be a signaling molecule in the memory pathway in many animals,including fruit flies and mice. What does that suggest about the evolution of learning and memory?

Caroline Jones
Caroline Jones
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02:03

Problem 13

Hypothesize a possible relationship between inheritance and intelligence based on gene activation during information processing.

Josee Pacheco
Josee Pacheco
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