Neuroscience: Glial Cells and Neurons Overview

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What is the function of glial cells in the nervous system?

Generating electrical impulses

Releasing neurotransmitters

Carrying information away from the cell body

Providing support and protection to neurons (correct)

Which part of the neuron contains the nucleus and directs the manufacture of substances needed for growth and maintenance?

Myelin Sheath

Dendrites

Axon Terminal

Cell Body (correct)

What is the function of neurotransmitters in the nervous system?

Carrying information away from the cell body

Sending messages between neurons or to muscles (correct)

Encasing and insulating axons

Receiving information and orienting it towards the cell body

What is the role of dendrites in a neuron?

Receiving information and orienting it towards the cell body Signup and view all the answers

What is the function of the myelin sheath around axons?

Encasing and insulating most axons Signup and view all the answers

What is the term for the brief wave of positive electrical charge that sweeps down the axon?

Action Potential Signup and view all the answers

What is the primary purpose of antianxiety drugs?

Reduce anxiety Signup and view all the answers

What is the function of the outer ear?

Channeling sound through the eardrum to the inner ear Signup and view all the answers

Which theory explains how the inner ear registers the frequency of sound based on vibrations on the basilar membrane?

Place Theory Signup and view all the answers

Which treatment involves the implantation of electrodes in the brain to alter its electrical circuitry?

Deep Brain Stimulation Signup and view all the answers

What is the main purpose of antipsychotic drugs?

Diminish agitated behavior Signup and view all the answers

What role does the auditory nerve play in the hearing process?

Receives sound information and sends neural impulses to the brain Signup and view all the answers

Which part of the ear converts sound waves into neural impulses and sends them to the brain?

Inner Ear Signup and view all the answers

Which type of therapy involves the removal or destruction of brain tissue?

Psychotherapy Signup and view all the answers

What is the primary function of a placebo in a study?

Serve as a control without active agent Signup and view all the answers

What is the perception of a stationary object appearing to move called?

Apparent Movement Signup and view all the answers

What is Perceptual Constancy?

Recognition that objects are constant despite changing sensory input Signup and view all the answers

What is the common use of lithium in mental health treatment?

Bipolar disorder Signup and view all the answers

Which term refers to the minimum amount of stimulus energy that a person can detect?

Absolute Threshold Signup and view all the answers

What is the function of sensory receptors?

Detecting stimulus information and transmitting it to sensory nerves and the brain Signup and view all the answers

Which process involves organizing and interpreting sensory information to make sense of it?

Perception Signup and view all the answers

In sensation and perception, what does top-down processing involve?

Applying cognitive processing at the brain's higher levels Signup and view all the answers

What is the main difference between Family Therapy and Couples Therapy?

Family Therapy involves group therapy with family members, while Couples Therapy involves group therapy with couples. Signup and view all the answers

What does Cross-cultural Competence refer to in therapy?

The therapist’s ability to manage cultural issues in therapy and the client's perception of those abilities. Signup and view all the answers

What distinguishes Well-being Therapy from other forms of therapy?

Well-being Therapy is directive and short-term, and it emphasizes positive aspects. Signup and view all the answers

What is the primary focus of Health Psychology?

Establishing and maintaining health, and preventing and treating illness. Signup and view all the answers

In the context of Behavioural Medicine, what does the integration of behavioural and biomedical knowledge aim to achieve?

Promoting health and reducing illness by combining psychological and medical interventions. Signup and view all the answers

Which of the following practices fall under Health Behaviours?

Adopting a healthy approach to stress, exercising, eating right, and practising safer sex. Signup and view all the answers