Question 1

An organism that lacks neurons that perform integration

Accepted Answer

A) cannot receive stimuli. 
B) will not have a nervous system. 
C) will not be able to interpret stimuli. 
D) can be expected to lack myelinated neurons. 
A) cannot receive stimuli. 
B) will not have a nervous system. 
C) will not be able to interpret stimuli. 
D) can be expected to lack myelinated neurons.

Question 2

If you were writing an essay,the part(s)of your brain that would be actively involved in this task would be

Accepted Answer

A) the temporal and frontal lobes. 
B) the parietal lobe. 
C) the temporal lobe only. 
D) the frontal lobe only. 
E) the occipital lobe. 
A) the temporal and frontal lobes. 
B) the parietal lobe. 
C) the temporal lobe only. 
D) the frontal lobe only. 
E) the occipital lobe.

Question 3

Cephalization,the clustering of neurons and interneurons in the anterior part of the animal,is apparent in

Accepted Answer

A) Hydra. 
B) cnidarians. 
C) Planaria. 
D) sea stars. 
A) Hydra. 
B) cnidarians. 
C) Planaria. 
D) sea stars.

Question 4

Which of the PET images above shows high levels of activity in the occipital lobe?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 5

While on an African safari,you squint into the distance in order to get a better view of an elephant.What is happening in your eye to allow you to focus on the elephant?

Accepted Answer

A) The iris is opening to allow more light into the pupil. 
B) The iris is closing to allow less light into the pupil. 
C) The lens is becoming flatter. 
D) The lens is becoming more spherical. 
A) The iris is opening to allow more light into the pupil. 
B) The iris is closing to allow less light into the pupil. 
C) The lens is becoming flatter. 
D) The lens is becoming more spherical.

Exam 38: Nervous and Sensory Systems

An organism that lacks neurons that perform integration

If you were writing an essay,the part(s)of your brain that would be actively involved in this task would be

Cephalization,the clustering of neurons and interneurons in the anterior part of the animal,is apparent in

Which of the PET images above shows high levels of activity in the occipital lobe?

While on an African safari,you squint into the distance in order to get a better view of an elephant.What is happening in your eye to allow you to focus on the elephant?

Introduction: Evolution and the Foundations of Biology

The Chemical Context of Life

Carbon and the Molecular Diversity of Life

A Tour of the Cell

Membrane Transport and Cell Signaling

An Introduction to Metabolism

Cellular Respiration and Fermentation

Photosynthesis

The Cell Cycle

Meiosis and Sexual Life Cycles

Mendel and the Gene Idea

The Chromosomal Basis of Inheritance

The Molecular Basis of Inheritance

Gene Expression: From Gene to Protein

Regulation of Gene Expression

Development,stem Cells,and Cancer

Viruses

Genomes and Their Evolution

Descent With Modification

Phylogeny

The Evolution of Populations

The Origin of Species

Broad Patterns of Evolution

Early Life and the Diversification of Prokaryotes

The Origin and Diversification of Eukaryotes

The Colonization of Land by Plants and Fungi

The Rise of Animal Diversity

Plant Structure and Growth

Resource Acquisition,nutrition,and Transport in Vascular Plants

Reproduction and Domestication of Flowering Plants

Plant Responses to Internal and External Signals

Homeostasis and Endocrine Signaling

Animal Nutrition

Circulation and Gas Exchange

The Immune System

Reproduction and Development

Neurons,synapses,and Signaling

Motor Mechanisms and Behavior

Population Ecology and the Distribution of Organisms

Ecological Communities

Ecosystems and Energy

Conservation Biology and Global Change

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