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Life orientation

Grade 5

Health and diseases

Module 1

Diet and nutrition

In this module shall try to explain ways in which the nutritional value of your diet can be improved by naming at least one example with regard to choice, production, preparation and preservation.

Eat and buy wisely

It is the end of the month. Your father has received his salary cheque and you have just heard that you have passed that difficult maths test. Your father offers to treat you to a hamburger and chips at MacDoogle’s drive-in restaurant. Let us see whether you are also able to pass your own health exam by making a better choice. You can still enjoy a hamburger and chips, but possibly with better results for both your health and your savings account.

Consider the following:

A Super Burger with chips costs about R29,99. For this amount you get one mince patty that is made of soya flour and bread, and which contains about one serving spoonful of fatty mince. You get one bread roll with no butter, two spoonfuls of gravy, and chips that have been deep-fried in oil. Other people’s chips were also fried in this oil two days previously. You will most likely suffer from indigestion and heartburn after having eaten the bread roll. You’ll probably try to clear this up with a tin of Cola cool drink costing R4,50.

For the same amount of money you could have bought a packet of lean mince at the supermarket or butchery, as well as a loaf of whole wheat bread and four potatoes, which would mean a much more wholesome meal for four people. After the meal you would have felt much healthier – especially if you had gone for a walk, instead of travelling to the drive-in restaurant by car.

The fast-foods option might sound good, but it is not the wisest route to follow. We should start thinking about the food we eat early in life: what its nutritional value is, how it has been prepared, and what preservatives have been used to give it a longer shelf life.

Activity:

To compare two foodstuffs

[lo 1.1]

Draw a table with two columns and compare two foodstuffs that you eat often, but for which there are actually healthier alternatives. Consider the price, fattiness, preservatives, etc.

Foodstuff 1 Foodstuff 2

Assessment

LO 1

HEAlTH PROMOTION

The learner will be able to make informed decisions regarding personal, community and environmental health.

We know this when the learner:

1.1 explores and reports on ways to protect the quality of food and water in various contexts;

1.2 investigates a local environmental health problem using different data sources, and plans a strategy to address the problem;

1.3 recognises the symptoms and causes of locally occurring diseases and discusses prevention strategies;

1.4 explains the individual health and social effects of substance abuse.

Memorandum

OVERVIEW: LIFE ORIENTATION GRADE 5

Grade 5 learners are in a developmental phase in which they are optimally receptive to subject content that deals with values systems, religion and lifestyle. Therefore the Grade 5 educator has the perfect opportunity to guide learners on the path to responsible adulthood. This is where a moral conscience is established. For at least the next eight years, values and norms that are internalised at this stage will guide the learners’ decisions regarding behaviour, choice of friends, studies and participation in community activities.

Questions & Answers

how does Neisseria cause meningitis
Nyibol Reply
what is microbiologist
Muhammad Reply
what is errata
Muhammad
is the branch of biology that deals with the study of microorganisms.
Ntefuni Reply
What is microbiology
Mercy Reply
studies of microbes
Louisiaste
when we takee the specimen which lumbar,spin,
Ziyad Reply
How bacteria create energy to survive?
Muhamad Reply
Bacteria doesn't produce energy they are dependent upon their substrate in case of lack of nutrients they are able to make spores which helps them to sustain in harsh environments
_Adnan
But not all bacteria make spores, l mean Eukaryotic cells have Mitochondria which acts as powerhouse for them, since bacteria don't have it, what is the substitution for it?
Muhamad
they make spores
Louisiaste
what is sporadic nd endemic, epidemic
Aminu Reply
the significance of food webs for disease transmission
Abreham
food webs brings about an infection as an individual depends on number of diseased foods or carriers dully.
Mark
explain assimilatory nitrate reduction
Esinniobiwa Reply
Assimilatory nitrate reduction is a process that occurs in some microorganisms, such as bacteria and archaea, in which nitrate (NO3-) is reduced to nitrite (NO2-), and then further reduced to ammonia (NH3).
Elkana
This process is called assimilatory nitrate reduction because the nitrogen that is produced is incorporated in the cells of microorganisms where it can be used in the synthesis of amino acids and other nitrogen products
Elkana
Examples of thermophilic organisms
Shu Reply
Give Examples of thermophilic organisms
Shu
advantages of normal Flora to the host
Micheal Reply
Prevent foreign microbes to the host
Abubakar
they provide healthier benefits to their hosts
ayesha
They are friends to host only when Host immune system is strong and become enemies when the host immune system is weakened . very bad relationship!
Mark
what is cell
faisal Reply
cell is the smallest unit of life
Fauziya
cell is the smallest unit of life
Akanni
ok
Innocent
cell is the structural and functional unit of life
Hasan
is the fundamental units of Life
Musa
what are emergency diseases
Micheal Reply
There are nothing like emergency disease but there are some common medical emergency which can occur simultaneously like Bleeding,heart attack,Breathing difficulties,severe pain heart stock.Hope you will get my point .Have a nice day ❣️
_Adnan
define infection ,prevention and control
Innocent
I think infection prevention and control is the avoidance of all things we do that gives out break of infections and promotion of health practices that promote life
Lubega
Heyy Lubega hussein where are u from?
_Adnan
en français
Adama
which site have a normal flora
ESTHER Reply
Many sites of the body have it Skin Nasal cavity Oral cavity Gastro intestinal tract
Safaa
skin
Asiina
skin,Oral,Nasal,GIt
Sadik
How can Commensal can Bacteria change into pathogen?
Sadik
How can Commensal Bacteria change into pathogen?
Sadik
all
Tesfaye
by fussion
Asiina
what are the advantages of normal Flora to the host
Micheal
what are the ways of control and prevention of nosocomial infection in the hospital
Micheal
what is inflammation
Shelly Reply
part of a tissue or an organ being wounded or bruised.
Wilfred
what term is used to name and classify microorganisms?
Micheal Reply
Binomial nomenclature
adeolu
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Source:  OpenStax, Life orientation grade 5. OpenStax CNX. Sep 23, 2009 Download for free at http://cnx.org/content/col10983/1.2
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