Basal Metabolic Rate
A consistent amount of caffeine (8-12 oz) will increase your BMR by...
1-2%
About what percentage of calories are used for thermic effect?
10%
African-Americans tend to have _______________ BMRS when compared to Caucasians.
10% lower
men
16-21
If your temperature is 101.6, your BMR has increased by how much?
21%
What is the average body fat normal range w
22-26
How many calories are in a gram of carbohydrates?
4
How many calories are in a gram of protein?
4
How many calories are in a gram of alcohol?
7
When one has a fever, every degree over normal, BMR increases by...
7%
How many calories are in a gram of fat?
9
What is normal body temperature?
98.6 degrees F
Define hypothyroidism:
A disorder caused by a thyroid gland that is slower and less productive than normal
Define thyroxine:
Also called thyroid hormone, produced and secreted by follicle cells in the thyroid gland it targets all cells in the body and increases overall body metabolism.
Which factor affects your basal metabolic rate the most?
amount of lean body mass
Which type of people usually have a higher BMR?
athletes
Not eating breakfast can cause your BMR to...
decrease
Too little of thyroxine will...
decrease your BMR
Define hyperthyroidism:
excessive activity of the thyroid gland that increases your required calories and BMR
How does one increase lean body mass?
exercise
A surplus in calories results in...
gain of weight
Only about 10% of the overweight population actually have...
hypothyroidism
Heat loss from wounds will _________ your BMR.
increase
Extreme temperatures...
increase one's BMR
Nicotine will...
increase your BMR
During infancy, a child's BMR _________________.
increases
During pregnancy, a women's BMR ______________.
increases
Which factors affect your basal metabolic rate?
lean body mass, age, gender, body size, genes, ethnicity, stress, hormones, starvation, environmental temperature, caffeine, drugs
Around 7-8, a child's BMR _________________ _______.
levels out
A deficit in calories results in...
loss of weight
The shorter and heavier you are, the ___________ your BMR is.
lower
On average, do males or females have a higher BMR?
males
Why does lean body mass affect ones basal metabolic rate?
mostly muscle mass is more metabolically active than fat tissue, so more calories are needed to maintain it
Lean body is mostly just...
muscle mass
How does starvation affect one's BMR?
not eating will decrease one's BMR
BMR reaches an all time during ______________.
puberty
Stress can...
raise ones BMR
Within families, BMRs tend to be...
similar
What are three methods to measure % body fat?
skin fat measure, underwater weigh, capsule pod pressure
What is the treatment for hyperthyroidism?
surgery to remove part of the thyroid gland or radiation
What is the thermic effect of food?
the number of calories the body expends to digest, absorb, and process food
What three factors determine the amount of energy used for physical activity?
type of activity (amount of muscles used), amount of time, amount of weight (body weight vs weight)
Fat storage is...
unlimited
An increase in thyroid hormone...
will increase your BMR
Why do females tend to have a lower BMR?
women's bodies are meant to store more fat for pregnancy
With a lack of thyroxine, your thyroid gland may not work properly and decide your bodies need less calories which means...
you will gain excessive weight
Hyperthyroidism is deadly because...
your heart function may give out