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Question 1 (1 point) During development, the nervous tissue emerges from the ___

ID: 197804 • Letter: Q

Question

Question 1 (1 point)

During development, the nervous tissue emerges from the ______________ (one of the three layers of the mammalian embryo) through the process of _______________.

Question 1 options:

A)

ectoderm, neural induction

B)

forebrain, rostral caudal migration

C)

neural crest, autonomic preparation

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Question 2 (1 point)

_______________ is the coordination of motion information with visual information that allows you to maintain your gaze on an object while you move.

Question 2 options:

A)

Vestibulo-ocular reflex

B)

Trichromacy

C)

Synesthesia

D)

Photoactivation

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Question 3 (1 point)

Intrasexual competition occurs

Question 3 options:

A)

When members of one sex compete with each other, and the winners gain mating access to the opposite sex

B)

When members of one sex prefer certain qualities in mates, such as brilliant plumage, signs of good health

C)

When, In long-term mating, both sexes invest tremendously in both the relationship and in resultant children

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Question 4 (1 point)

Which of the following statements is true about transcranial magnetic stimulation (TMS)?

Question 4 options:

A)

TMS is a noninvasive method that causes depolarization or hyperpolarization in neurons near the scalp

B)

This method is considered psychophysiological because the independent variable is physiological, rather than the dependent

C)

A coil of wire is placed just above the participant’s scalp and when electricity flows through the coil, it produces a magnetic field

D)

When the magnetic field is rapidly turned on and off, a current is induced in the neurons, leading to depolarization or hyperpolarization, depending on the number of magnetic field pulses

E)

TMS is able to explore neural plasticity, which is the ability of connections between neurons to change

F)

A,C,D,E only

G)

A,B, C only

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Question 5 (1 point)

Which of the following statements is true?

Question 5 options:

A)

The soma receive information from thousands of other neurons and are the main source of input of the neuron

B)

Neurons are processes that extend outward from the soma, or cell body, and typically branch several times

C)

The axon of a neuron is covered with an insulating substance called a myelin sheath that allows the signal and communication of one neuron to travel rapidly to another neuron

D)

The axon, which is located within the soma, contains genetic information, directs protein synthesis, and supplies the energy and the resources the neuron needs to function

E)

All of the above are true

F)

A, B and C only are true

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Question 6 (1 point)

What are the three main components of a neuron?

Question 6 options:

A)

Dendrites, the axon and proteins

B)

Dendrites, the soma, and the axon

C)

The soma, the cell body and mitochondria

D)

Nucleus, dendrites and mitochondria

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Question 7 (1 point)

The outer ear consists of which three structures?

Question 7 options:

A)

pinna, auditory meatus, tympanic membrane

B)

incus, stapes, malleus

C)

cochlea, auditory nerve, semicircular canals

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Question 8 (1 point)

The folds of the cortex are called

Question 8 options:

A)

Sulci

B)

Gyri

C)

Medi

D)

All of the above

E)

None of the above

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Question 9 (1 point)

According to your textbook, Biological Basis of Behavior, how many neurons are in your nervous system?

Question 9 options:

A)

About 10 million

B)

About 200 million

C)

More than 100 billion

D)

More than 2000 billion

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Question 10 (1 point)

A neuron is firing in response to light, it produces two signals: an output signal to pass on to the next level in vision, and a lateral signal to inhibit all neurons that are next to it. This process is known as ________________ and allows us to perceive _____________.

Question 10 options:

A)

Photoreception, textures

B)

Lateral inhibition, contrast

C)

Photoactivation, colors

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Question 11 (1 point)

What structure houses the motor cortex and structures involved in motor planning, language, judgment, and decision-making and is proportionally larger in humans than in any other animal?

Question 11 options:

A)

Parietal lobe

B)

Frontal lobe

C)

Left hemisphere

D)

Basal Ganglia

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Question 12 (1 point)

Which of the following statements refers to the brain stem?

Question 12 options:

A)

It is responsible for many of the neural functions that keep us alive, including regulating our respiration (breathing), heart rate, and digestion

B)

It contains the medulla, pons, midbrain, and diencephalon (which consists of thalamus and hypothalamus).

C)

It is involved in our reproductive system

D)

All of the above

E)

A and B only

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Question 13 (1 point)

Neurons communicate with each other by releasing chemicals called ___________ across a tiny space between two neurons called a __________.

Question 13 options:

A)

Hormones, dendrite

B)

Dendrites, synapse

C)

Neurotransmitters, synapse

D)

Chemogens, dendrite

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Question 14 (1 point)

A sex linked characteristic

Question 14 options:

A)

Result from genetic code differing in only one location on an allele

B)

Results from genes on X chromosome that are not duplicated on the Y chromosome

C)

Results from twins only sharing 50% of genes

D)

All of the above

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Question 15 (1 point)

Which of the following is true of Broca’s area?

Question 15 options:

A)

It is located in the right frontal lobe

B)

It is involved with language interpretation

C)

Damage to this part of the brain leads to forms of aphasia, in which patients lose the ability to speak or retain partial speech impoverished in syntax and grammar

D)

All of the above are true

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Question 16 (1 point)

Which of the following statements about the primary visual cortex is true?

Question 16 options:

A)

The primary visual cortex is also known as V4

B)

In the primary visual cortex neurons start computing information about color and simple lines, and small-scale motion signals

C)

In the primary visual cortex the “recidivism” process begins in earnest: based on the contrast information arriving from the eyes,

D)

All of the above

E)

A and B only

F)

None of the above

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Question 17 (1 point)

One of the most important principles of hearing—frequency analysis—is established in the

Question 17 options:

A)

Stapes

B)

Tympanic membrane

C)

Cochlea

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Question 18 (1 point)

Progenitor cells

Question 18 options:

A)

are also called neuroblasts

B)

form the lining of the neural tube

C)

rapidly divide and specialize into many varieties of neurons and glial cells

D)

none of the above

E)

all of the above

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Question 19 (1 point)

Which of the following statements about an action potential is (are) true?

Question 19 options:

A)

An action potential is an all-or-nothing response

B)

An action potential is the force on molecules to move from areas of high concentration to areas of low concentration

C)

An action potential occurs when there is a change in the charge or potential of the cell from its resting membrane potential (-70 mV) in a more positive direction

D)

A and B only

E)

A and C only

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Question 20 (1 point)

EEG differs from fMRI in the following way(s)

Question 20 options:

A)

EEG measures neural activity directly, rather than a correlate of that Activity

B)

Temporal resolution of EEG is superior to the temporal resolution of fMRI

C)

EEG applies a direct electrical current to the brain

D)

Both A) and C) are important differences between EEG and fMRI

E)

Both A) and B) are important differences between EEG and fMRI

A)

ectoderm, neural induction

B)

forebrain, rostral caudal migration

C)

neural crest, autonomic preparation

Explanation / Answer

1.      During development, the nervous tissue emerges from the ectoderm (one of the three layers of the mammalian embryo) through the process of neural induction. (A)

2. Vestibulo-ocular reflex is the coordination of motion information with visual information that allows you to maintain your gaze on an object while you move. (A)

3.      Intrasexual competition occurs When members of one sex compete with each other, and the winners gain mating access to the opposite sex (A)

4.      A,C,D,E only (F)