Mastering Physics Assignment 2 Modern Physics
1. Two events are observed in a frame of reference S to occur at the same space point, with
the second event occurring after a time of 1.70s. In a second frame S' moving relative to S,
the second event is obse
Biology Study Notes Chapter 14
14.1 What are Genes Made of?
Genes are made of DNA.
Experiments on viruses that had labelled proteins or DNA showed that DNA is the
DNAs primary structure consists of a sugar phosphate backbone and a
Biology Study Notes Chapter 12
12.1 How does Meiosis Occur?
X chromosome is associated with the sex of the individual and is called a sex
An autosome is any chromosome that doesnt carry genes involved in determining the
sex of an individual.
Medical Physics Home Assignment #1
What are the masss of
Cs in amu?
M ( A , Z ) =0.99389 (138 )0.00081 ( 56 ) +0.014
M ( A , Z ) =137.9665716 amu
The mass of 138
56 B a is137.9665716 amu .
Biology Study Notes Chapter 17
17.1 Gene Regulation and Information Flow
Mechanisms of Regulation An Overview
DNA mRNA protein Activated Protein
Gene expression can be controlled at any of these arrows.
DNA to RNA represents transcription.
RNA to prote
Biology Study Notes Chapter 13
13.1 Mendels Experimental System
Heredity is the inheritance or the transmission of traits fro parents to offspring.
A trait is any characteristic of an individual, ranging from overall height to the primary
structure of a
Biology Study Notes Chapter 15
15.1 What Do Genes Do?
Alleles that do not function at all are called knock out null, or loss of function
The One Gene, One enzyme Hypothesis
Claims that each gene contains the information needed to make an enzyme
Alzheimers Disease Notes
Progressive brain impairment that interferes with memory
and normal intellectual functioning
Most common form of dementia
Affects an estimated one in ten persons over the age of 65
and nearly half of those over age 85
Rational Suicide Notes
The concept of rational suicide is a reasoned, coherent
process in which a person chooses death as a preferable
alternative to unbearable pain.
Euthanasia involves ending the life of a person who is
suffering greatly and has no chan
Life and Death Decision Making Notes
The right to die: Some states legally allow certain life support
techniques to be refused by competent patients.
Electrical or mechanical heart resuscitation
Nasogastric feeding tube
Biologically Aging Notes
Aging is a pattern of life changes that occurs as one grows
Gerontology is the study of individual and collective aging
Biological age is the r
Coping with Loss Notes
Bereavement is the loss or deprivation experienced by a
survivor when a loved one dies.
Grief is a state of mental distress that occurs in reaction to
In disenfranchised grief, a person experiences a loss that
The Uniform Determination of Death Act Notes
Dying is the process of decline in body functions, resulting in
Death is the final cessation of vital functions.
Uniform Determination of Death Act, 1981
Brain death is the irreversible cessation of all
The Process of Dying Notes
Complex process that includes physical, intellectual, social,
spiritual, and emotional dimensions
Kbler-Ross and the stages of dying
Denial, anger, bargaining, depression, acceptance
Social death denies a person normal social in
Wordens Model of Grieving Tasks Notes
William Worden developed a more active grieving model that
defined four tasks necessary for the individual to complete in
the grief-work process.
Accept the reality of the loss.
Work through to the pain of grief
Theories on Aging Notes
Psychosocial theories of aging
The wear-and-tear theory states that, like everything else in the
world, the human body wears out. Inherent in this theory is the
Growing population Notes
A growing population
Today, there are 37 million people age 65 or older in the
That number is expected to increase as baby boomers
New programs are targeting baby boomers that
promote health and prevent prematu
A Holistic Approach Notes
Human beings are a mix of Body-Mind-Spirit,and health is
maintaining a balance between the three. A disturbance in one
may provoke imbalance and disturbance in other parts of the
Even the most physical of diseases will hav
Clinical Diagnosis Notes
In no other branch of medicine is the attitude, personality, cultural
awareness, sensitivity and skill of the doctor more critical in
1.eliciting the history and conducting an examination of the mind
2.In helping the pa
Mental Handicap and learning disability Notes
Mental handicap or learning disability is about those people in the
lowest 3% of the IQ curve.
The incidence of severe Mental Handicap is 3 per 1,000 (IQ <
50) and may be the consequence of genetic abnormality
There are several well known factors which determine mental
Infections -Syphilis, HIV
Trauma-post head injury
Neoplasms-Brain tumours may present with personality change
and mental distress
Genetics-Huntingtons chorea and dementia
Mental Health and Illness Notes
Mental health consists in mood and behaviour appropriate to the
situation based upon
The behaviour will be culturally determined and appropriate to the
norms of the soc
The Subconscious Mind Notes
It is postulated that when confronted with stressful and painful
situations or of deep feelings coming from the id of which we may
feel deeply ashamed, we place /push these off limits thoughts
and ideas into our subconscious in
The Classification of Mental Illness Notes
The Classification of Mental Illness:
Depression, Anxiety, Mania, Obsessions and compulsions
(usually the patient retains insight and orientation; they
experience deep distress and may commit suicide
Preventive Networks Notes
Mental illness is preventable, mental illness can be effectively
The social networks are important in
Having a home, being married, having work, friends,beliefs
-a positive self image
Each human being is unique
We all have different personalities
My personality reflects genetic inheritance and Environment
Personality will be reflected in behaviour and predilection to
a particular mental state.
Mental Health is a worldwide problem Notes
Mental illness is a major contributor to the Global Burden of
Mental illness accounts for 12% of the disease burden of the
Mental illness is an increasing problem in prevalence and severity
The % of
Anorexia Nervosa Notes
Intense fear of fatness
Altered perception of body image
Weight loss of 15% or more below minimal normal body
Obsession with losing increasing amounts of weight
Increasing preoccupation with food
Severe food restr