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Which part of the brain controls your heartbeat?
The brainstem, specifically the medulla oblongata, regulates the heartbeat by coordinating signals between the heart and the brain. It contains the cardiac and vasomotor centers that control heart rate and blood pressure.
How many heartbeats does the average person go through each day?
The average person has a resting heart rate of about 60-100 beats per minute. On average, this equates to around 86,400 - 144,000 heartbeats per day.
How does emotion affect the respiratory rate?
Emotion can affect the respiratory rate by triggering the body's fight-or-flight response, leading to an increase in breathing rate during states of stress, anxiety, or excitement. Conversely, feelings of calmness or relaxation can result in a slower breathing rate. Emotional factors can influence the autonomic nervous system, which controls respiration.
Does your emotions effect your heart rate?
Yes, emotions can affect heart rate. For example, feeling anxious or stressed can increase heart rate, while feeling calm and relaxed can decrease it. This is due to the release of stress hormones like adrenaline that can impact the heart's function.
What are the Physiological effects while under the influence of MDMA?
Under the influence of MDMA, physiological effects may include increased heart rate, elevated blood pressure, and dilation of the pupils. Users may experience dehydration, increased body temperature, and muscle tension. MDMA also affects neurotransmitters in the brain, leading to feelings of euphoria, increased energy, and enhanced sensory perception.
What do you call the minimum resting energy expenditure of an awake alert person?
The minimum resting energy expenditure of an awake alert person is referred to as resting metabolic rate (RMR). It represents the amount of energy required to maintain basic physiological functions such as heartbeat, breathing, and body temperature while at rest.
How do you calculate the metabolic equivalent (MET) for a specific physical activity?
To calculate the metabolic equivalent (MET) for a specific physical activity, you divide the rate of energy expenditure during the activity by the rate of energy expenditure at rest. This gives you a numerical value that represents the intensity of the activity in relation to resting metabolism.
What does BMR stands for?
BMR stands for Basal metabolic RateIt is also called the resting metabolic rate and is the amount of energy you expend in a normal resting state at normal temperature.It is used to calculate your calorific expenditure
How does the body resting state different from its active state?
During rest, the body's energy expenditure is lower, heart rate and blood pressure decrease, and muscle activity decreases. In contrast, during activity, energy expenditure increases, heart rate and blood pressure rise, and muscles are engaged in movement.
When is resting metabolic rate higher than basal metabolic rate?
Resting metabolic rate (RMR) is typically higher than basal metabolic rate (BMR) when an individual is in a state of rest but not fully at rest, such as during periods of digestion or after physical activity. RMR accounts for the energy expended on bodily functions while awake and at rest, including the thermic effect of food and minor physical activities. In contrast, BMR measures energy expenditure in a completely restful state, typically fasting and in a controlled environment. Therefore, RMR can be higher due to these additional factors influencing energy expenditure.
WHAT DO BASAL METABOLIC RATE MEAN?
Basal metabolic rate (BMR), and the closely related resting metabolic rate (RMR), is the rateof energy expenditure by humans and other animals at rest, and is measured in kJ per hour per kg body mass.
What is the difference between watts and METs in terms of measuring energy expenditure during physical activity?
Watts and METs are both units used to measure energy expenditure during physical activity, but they measure it in different ways. Watts measure the power output of an activity, while METs measure the intensity of an activity relative to resting metabolic rate. Watts are an absolute measure of energy expenditure, while METs are a relative measure based on an individual's metabolic rate.
What are you measuring when you count the calories you burn while resting?
Resting metabolic rate. the amount of caloric expenditure that your body uses to perform the many functions your body does 24/7. the goal is to increase that rate by exercising which happens when you gain lean muscle tissue. the faster your "engine" runs, the more calories you burn throughout the day regardless of activity level
What are three components of energy expenditure?
1. Resting metabolic rate (RMR) or basal metabolic rate (BMR), which equals sleeping metabolic rate (SMR) and arousal. 2. The thermogenic effect of food. 3. Exercise, or daily physical activity and spontaneous physical activity (SPA).
What are the components of total energy expenditure?
1. Resting metabolic rate (RMR) or basal metabolic rate (BMR), which equals sleeping metabolic rate (SMR) and arousal. 2. The thermogenic effect of food. 3. Exercise, or daily physical activity and spontaneous physical activity (SPA).
What does BMR?
BMR stands for basal metabolic rate. This is the rate of energy expenditure by people while at a resting point.
In nutrition MET is short for what?
In nutrition, MET stands for Metabolic Equivalent of Task. It is a unit that measures the energy cost of physical activities, comparing them to resting metabolic rate. One MET is defined as the energy expenditure of sitting quietly, which is approximately 3.5 mL of oxygen consumed per kilogram of body weight per minute. This measurement helps assess the intensity of various physical activities and their impact on energy expenditure.
