Test #1 Flashcards
What 3 things is the cardiovascular system made up of?
- Heart
- Blood
- Blood Vessels
What should all pregnant women be screened with?
Parmed-X for Pregnancy
Benefits of Muscular Strength & Muscular Endurance training
- Increases storage of glucose and calcium
- Improves neuromuscular communication
- Improves joint stability
First Trimester Length?
1-3 months
Definition: Enable
focuses on acheiving equity in health, and aims at reducing differences in current health status and ensuring equal opportunities and resources to enable all people to achieve their fullest health potential
ADA
Americans with Disabilities Act
prohibits discrimination of many types against persons with disabilities in different settings including the workplace, transportation, public accommodations, and governmental activities.
What is Anorexia Nervosa characterized by?
starvation
Definition: Angina/Ischemia
impaired coronary artery blood flow
What is the purpose of Langerhans Cells?
destroy pathogens that penetrate the skin
What hormone causes hyperventilation in pregnancy?
Progesterone
HIPAA
Health Insurance Portability and Accountability Act
Definition: Homeostasis
The state of steady internal conditions maintained by living things
What muscles are elongated during pregnancy?
- Abs
- Neck muscles
- Upper Back muscles
Definition: Health Promotion
the process of enabling people to increase control over and to improve, their health
Function: Relaxin
- Makes joints in the body flexible
- Released early to limit uterine contractions
- Softens cervix in perparation for child birth
Definition: Chronilogical Age
a person’s age in years
How does muscle contract and relax?
Actin sliding over myosin
What drops with age?
- blood vessels
- myoglobin
- mitochondria
- myofibrils
- fast and intermediate fibers
Too much progesterone?
- Headaches
- Blurred Vision
- Heartburn
Youth: Cardiovascular Differences
- Endurance activities require 20-30% more O2 per unit of body mass
- Children’s blood pressure and HR recover quicky after exertion
- Higher RHR in children and youth
- blood pressure is lower in children and youth @ rest and during exertion than adults
Functions of the Somatic system?
Voluntary control of body movements
What does it mean to “exercise for health”?
- Ability to perform normal activities of daily living
- Positive Health=Enjoying life and withstanding challenges
- Not merely the absense of disease
Youth: Respiratory Differences
- respiratory cycle is shorter
- faster respiration and higher heart rate at rest
- VO2max improves minimally with training
Definition: Biological Age
a person’s physiologic age based on level of performance of various body symptoms
What can cause body dysmorphia?
- Family History
- Negative life experiences (childhood trauma)
- Certain personality traits (perfectionism)
Which NS division branches off into Autonomic and Somatic?
Motor division
Definition: Orthopnea
shortness of breath while lying supine
Definition: EDD
Exercise Deficit Disorder
a condition of reduced levels of MVPA that are inconsistent with current public health recommendations
How many Americans meet basic exercise recommendations?
Less than one fifth
What are the 2 types of UV rays?
UVA - penetrates deeper into dermis, which can lead to suppression of the immune system
UVB - burn, play key role in development of cancer
What are the 5 measurable components of health related fitness?
ACRONYM
Mary Makes Cute Fuzzy Bunnies
- Muscular Strength
- Muscular Endurance
- Cardiovascular Endurance
- Flexibility
- Body Composition
Functions of the Autonomic system?
controls bodily functions not under concious control (breathing, heartbeat, digestion)
Why are fast/intermediate fibers important?
help you get up, go up stairs and react to things like falling
Youth: Body Temperature Differences
- children produce more heat/kg during activity
- Sweat glands haven’t developed, which impairs ability to dissipate heat
Why is preclampsia bad?
The high blood pressure affects blood flow to the fetus. It can lead to underweight and/or premie babies
Definition: Syncope
fainting
What are the two main segments of the Nervous System?
- Central
- Peripheral
What changes are involved in “Helping a baby grow”?
- Physiological
Definition: Advocate
Political, economic, social, cultural, environmental, behavioural and biological factors can all favour health or be harmful to health
What are the health care costs linked with obesity and sedentary lifestyles annually?
$90 billion
Definition: Steady State
a state obtained in moderate muscular exercise when the removal of lactic acid by oxidation keeps pace with its production
Function: Motor NS
responds to stimulus, takes messages away from the brain (efferent)
What is VO2 Max important for?
- Cardiovascular Fitness
- Functional Fitness
9 Examples of Special Populations
ACRONYM
YCC PODAS
- Pregnancy
- Obesity
- Youth
- Seniors
- Diabetes
- Skeletal Disorders
- Asthma
- Concussions
- Cardiovascular Disease
Definition: VO2 Max
Maximal Oxygen Consumption
the maximal amount of oxygen the body can consume and deliver to the working muscles
How many trimesters are there in a pregnancy?
3
What forms should be included in the Preparticipation Screening?
PAR-Q+
Informed Consent Form
Medical History Questionnaire
Medical Clearance Form
What are examples of autoimmune diseases?
rheumatoid arthritis
DHHS
Department of Health and Human Services
What are the 2 types of Anorexia Nervosa
- Restrictive Anorexia
- Binge eating/purging anorexia
When treating chronic diseas or disability, what would moving from curative efforts to palliative efforts represent?
more emphasis on quality of life.
What 3 types of changes do you experience during pregnancy?
- Anatomical
- Physiological
- Psychological
What system involves hormones?
Endocrine
Exercise Benefits: Pregnant
- Promotes healthy weight gain
- Improves circulation
- Reduces overall discomfort and improves mood
- Eases pregnancy, labor, and delivery
- Increased muscle function, prepares muscles for childbirth
- ??
- Decreased risk of preclampsia
What sends sensory input to the brain?
Sensory Receptors
Benefits of improving flexibility
- Preserves ROM at joints
- Maintains pliability of tissue surrounding joints
What does intermittent activity lead to?
Dehydration
What is happening during the 2nd trimester?
body adjusts to hormone levels
What is the average body temperature?
37 degrees farenheit
What is happening during the 1st trimester?
hormone levels fluctuate dramatically + promote nausea
Nonmodifiable factors that affect fitness and health?
- Age
- Sex
What are the 3 functions of the nervous system?
- Sensory
- Interpretive
- Motor
What type of resistance training should youth do?
High repetition, low resistance
8-15 reps
Consequences of aging skin?
- Prone to injury
- Slow to repair
- Susceptible to infection
- Unable to regulate body temperature
What are the 2 divisions of the Peripheral NS?
- Sensory Division
- Motor Division
What happens to cardiovascular and respiratory system as you age?
- changes in blood vessels
- blood vessels drop
- blood pressure increases
- coughing reflex slows
- mucus thickens
- number of cilia drops
FITT Cardio: Pregnant
Frequency - 3 times per week
Intensity - Moderate (40-50% VO2max or 12-14 RPE)
Time - 15-30 mins
Type - Machines provide support
Second Trimester length?
4-6 months
What are sufferers of muscle dysmorphia at risk of?
joint and muscle injury
What are the 3 components of homeostasis?
- Control Center
- Effector
- Receptor
How many hours of aerobic exercise should the general population complete weekly according to the DHHS?
2.5 hours of aerobic generally
OR
1.25 hours of vigorous aerobic
What are the 4 different types of purging?
- Vomiting
- Misuse of laxatives or diuretics
- Fasting
- Excessive exercise
Definition: Pressor Response
increase in arterial blood pressure in response to internal or external conditions
Definition: Paroxysmal Dyspnea
shortness of breath that occurs while sleeping
Definition: Preclampsia
an increase in a women’s blood pressure due to pregnancy
How much does Q % distribution increase during MAXIMAL exercise?
67%
Where does the brain send instructions?
Effector cells
Is health promotion just about an individual’s behavior?
No it also incorporates a wide range of social and environmental interventions
Function: Interpretive NS
consolidates the information, and makes decisions
Definition: Special Population
includes a broad and diverse group of people with conditions and needs that are different from general population
Definition: Performance Related Fitness
components of fitness that allow optimal functioning of the body
Exercise Risks: Pregnant
- Increased core body temperature can denature proteins
- Interrupted blood flow to the fetus
- Decrease oxygen delivery to the fetus
- Musculoskeletal Injury (increased chance of joint subluxation or dislocation)
Youth: Risks with obesity?
- Type 2 Diabetes
- High blood pressure
- Elevated cholesterol levels
- Heart disease
- Joint disorders
What changes are involved in “Carrying a Baby”?
- Anatomical
- Physiological
Benefits of improving body composition
- Improves LDL to HDL ratio
- Decreases visceral fat (decreases risk of heart attacks)
- Increase muscle mass
What percent of youth are overweight and/or obese?
30%
Does sedentary behavior include sleep?
No
What changes are involved in “Delivering the baby”?
- Anatomical
- Physiological
What 2 types of factors contribute to health and fitness?
Nonmodifiable & Modifiable
If both parents are obese, what chance does the child have?
80%
Contraindications: Exercise Testing for Pregnant Women
- Preclampsia
- Back (musculoskeletal) issues
- Shortness of breath
- Cardiovascular issues
Benefits of exercise in youth?
6
- decreased risk for obesity
- increased muscular strength
- increased bone density
- improved cardiorespiratory performance
- improves psychological factors
- decreased risk for chronic disease
What are the 3 types of muscle contractions?
- Concentric (shortening)
- Eccentric (lengthening)
- Isometric (stays the same)
Function: Sensory NS
gathers information, carries messages to the brain (afferent)
Third Trimester Length?
7-9 months
Definition: Health Related Fitness
components of fitness that exhibit a relationship to positive health
What is the body weight of someone with Anorexia Nervosa?
<85% of ideal body weight
What are kids most afraid of when it comes to becoming obese?
- Social Isolation
- Difficulty with interpersonal relationships
- Lower self-esteem
7 reasons for not being more physically active?
- Lack of time
- Lack of convenience
- Lack of motivation or interest
- Lack of confidence to participate safely
- Lack of personal management skills
- Lack of support system
- Lack of resources
Definition: General Population
includes people who have not been diagnosed with any conditions that might interfere with their ability to perform normal activities of daily living or exercise
What changes are involved in “Supporting the baby after birth”?
- Physiological
What is the number 1 barrier to exercise?
Lack of sleep
What type of cardio should pregnant women avoid?
High impact
What are the 3 types of muscle?
- Skeletal
- Cardiac
- Smooth
What muscles are shortened during pregnancy?
- Hip Flexors
- Lower Back muscles
- Pectoralis Major & Minor
How much time is recommended in front of a screen?
no more than 2 hours
What happens to bones as you age?
- Bone mass and strength diminishes
- More Osteoclasts, which means more absorption of bone cells, whereas Osteoblasts build bone cells.
- Intervertebral discs compress
- Sprains, bursitis, and arthritis become more common
At what point during pregnancy does estrogen spike to prepare for lactation?
30-34 weeks
What is Binge Eating Disorder characterized by?
repeated binging not followed by purging
Where does most of your Cardiac Output redistribute from and to, when you engage in exercise?
From your sphancic area to your skeletal muscle.
SM increases by 26%
PAR-Q+
Physical Activity Readiness Questionnaire for Everyone
How many hours a day do kids spend in front of a screen?
7 hours
What changes in the nervous system as you age?
- neurons drop
- neurotransmitter levels decrease
- brain size diminishes because of less neurons
- memory, hearing, balance, vision, smell, and taste acuity are impaired
- reflexes slow
What is muscle dysmorphia characterized by?
a preoccupation with developing muscle
Youth: Neuromuscular differences
- Communication between nervous system and muscular system requires further development
- Neurons haven’t completely branched
- Improved efficiency in synthesis of neurotransmitters
- Myelin sheath develops
Modifiable factors that affect fitness & health
- Diet
- Activity Level
- Cigarette Use
- Alcohol Consumption
Benefits of Cardiovascular Endurance training
- Increases # of capillaries supplying muscles
- Increases # of mitochondria
- Increases lactic acid threshold
What is rheumatoid arthritis?
immune cells attack the synovial membrane
grainy fluid wears articular cartilage
Why are obesity rates higher in girls?
women have more body fat, and a higher fat mass ratio
When does HCG spike? Why?
Produced by day 12 after the fertilization
Early in the pregnancy to supply nutrition for the placenta.
No longer needed once the placenta develops
What is the ParticipACTION mission?
to help canadians sit less and move more
What is happening during the 3rd trimester?
fetus enlarges + crowds out maternal organs
The autonomic system is responsible for 2 types of reactions, what are they?
Sympathetic & Parasympathetic
Definition: Hypokinetic Disease
insufficient movement or exercise, particularly in children, was an independent risk factor for the development and progression of chronic diseases including obesity, diabetes, and heart disease
Is sweating a good indicator of children’s activity level?
No
What percent of adolescents stay overweight as adults?
70%
What hormones are involved in pregnancy?
ACRONYM
PHERPO
- Progesterone
- Estrogen
- Human chorionic gona-do-tropin (HCG)
- Relaxin
- Prolactin
- Oxytocin
Function: Prolactin
- Stimulates milk production in mammary glands
Definition: Hypertrophy
increase in cross-sectional area of a cell
When is prolactin produced?
After the delivery
Definition: Heart Rate
speed of heart beat, based on contractions per minute
What type of resistance exercise should pregnant women avoid?
- Isometric moves
- Valsalva maneuver
- Sit ups (hard to get up, can lead to injury)
- Supine moves after month 3
FITT Warmup: Pregnant
Frequency - Prior to all sessions
Intensity - Very light to light (RPE scale)
Time - 5-10 mins
Type - Machines provide support
What type of pregnant women should seek medical clearance before exercising?
previously sedentary women
Definition: Physiology
The science of the mechanical, physical, biochemical functions of normal human tissue/organs
What is HCG?
Human Chorionic Gonadotropin
Barriers to exercise?
- Lack of sleep
- Lack of time
- Self-consciousness about attributes and competence
- Dislike of physical exertion
- Peer Pressure
- Inaccessibility to facilites, programs, and costs
Definition: Dyspnea
difficult breathing, shortness of breath, air hungry, out of breath
Which hormone increase leads to an increase in metabolism?
Progesterone
How many kids said they would choose hanging out with friends over watching tv?
92%
Is muscle dysmorphia more common in women or men?
Men.
How much have obesity rates increased in the last 30 years for ages 6-11?
tripled
Function: Cardiovascular System
responsible for transporting blood & nutrients throughout the body
What are the 3 components of Health Promotion?
- Advocate
- Enable
- Mediate
Definition: Cardiovascular Drift
upward drift of heart rate over time, paired with a progressive decline in SV and continued maintenance of Q
occurs do to longterm moderate/heavy submaximal exercise
What causes a shift in a pregnant woman’s center of gravity?
an increase in body weight
What weight are Bulimia Nervosa sufferers usually within?
10lbs of a healthy weight
FITT Resistence: Pregnant
Frequency - 2 times a week
Intensity - 12-15 reps @ 2-3 sets
Time - Slow - Moderate
Type - 8-10 moves that target major muscle groups
Definition: Stroke Volume
volume of blood pumped from the left ventricle per beat
Definition: Apoptosis
programmed cell death (innate programming that decides when skin cells die)
How much cardio should youth get daily
60 minutes, moderate to vigorous
Definition: Mediate
demands coordinated action by all concerned to adapt the strategies and programs to the local needs and possibilities of individual countries and regions to take into account differing social, cultural and economic systems
How much have obesity rates increased over the last 30 years for ages 12-19?
Doubled
What happens to endocrine system as you age?
- Fibrous tissue increases, while glandular tissue decreases
- Thymus shrinks
- Decreased immunity to disease
- Reduce hormones production & sensitivity to insulin and glucagon
- Insulin resistance decreases
Function: HCG
- Maintains levels of estrogen & progesterone until placenta develops
- Helps with nutrition of the fetus
Definition: Hyperplasia
increase in the number of cells
Definition: Claudication
cramps in the lower leg
Definition: Braxton Hicks Contractions
practice contractions, about a week before
When was ParticipACTION established?
1971
Why does dyspnea occur during pregnancy?
because there is less space
Why is it hard to get a deep belly breath when you are pregnant?
displacement of the diaphragm upwards occurs due to the increase in the size of uterus
What test would you give to absolute beginners?
Bruce Treadmill Test
What are the fundamental movement skills?
- Locomotor skills (running, jumping)
- Object Control skills (throwing, catching)
- Stability skills (balancing, twisting)
How much percent of time do Canadian kids spend sedentary of their waking time?
63%
Function: Oxytocin
- Stimulates uterine contractions at end of pregnancy
- Stimulates letdown after birth
Environmental Factors Contributing to Excess Fat
- Sedentary lifestyle lowers metabolic rate
- Excess energy consumption promotes weight gain
- Cost (eating healthy, registration for tournaments, etc)
- Preparation
True or False: All people produce prolactin at the same time during pregnancy
False
What is Bulimia Nervosa characterized by?
repeated bouts of binging and purging
If 1 parent is obese, what chance does the child have?
40%
What hormone is detected by pregnancy tests?
HCG
How much does Q % distribution increase during HEAVY exercise?
50%
What is osteoarthritis?
wearing down of articular cartilage
exposure of bone surfaces
lactose intolerance
Symptoms of cardiovascular, renal, or metabolic disease?
- Pain or discomfort in the arms, neck, chest, jaw, or other areas that could be indicative of angina or ischemia
- Shortness of breath during mild exertion or while resting
- Dizziness or syncope
- Orthopnea (shortness of breath while lying supine) or paroxysmal dyspnea
- Ankle edema
- Heart palpations or tachycardia
- Intermittent claudication
- Heart Murmur
- Unusual fatigue occurring with usual activities or shortness of breath with usual activities
Function: Estrogen
- Prepares breasts for lactation
- Helps regulate progesterone levels during pregnancy
- Rebuilds the endometrial lining after menstruation
- Enlarges breasts during pregnancy
Definition: WHO Health
Health is a state of complete physical, mental and social well-being and not merely the absense of disease or infirmity
Definition: Hyperventilating
rapid breathing leading to an increase in the disposal of CO2
Pregnant: Stop and seek medical attention
- Shortness of breath
- Vaginal bleeding
- Dizziness
- Headache
- Chest pain
- Amniotic fluid leakage
- Decreases fetal movement
- Significant calf pain, swelling, or muscle weakness
Definition: Cardiac Output
the amount of blood pumped through the circulatory system per minute
Cardiac Output = Heart Rate x Stroke Volume
Function: Progesterone
- Maintains/thickens endometrial lining during pregnancy
- Limits the natural movements of the uterus to prevent contractions early in pregnancy
- Relaxes smooth muscle tissue of gastro-intestinal tract
* the above functions reduce the risk of premature delivery
Definition: Body Dysmorphia
mental disorder in which the individual can not stop thinking about one or more perceived flaws or defects in their appearance