Chapter 2 Flashcards

1
Q

a basic assessment of a person’s overall health and personal fitness

A

medical screening

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2
Q

a medical condition in which a person’s ratio of body fat to lean muscle mass is excessively high

A

obesity

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3
Q

a disease that is ongoing.

A

chronic disease

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4
Q

a disease in which small airways of the lungs become narrowed, making it difficult to breathe

A

asthma

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5
Q

a condition that occurs when muscle fibers from the intestine protrude through the wall of the abdomen

A

hernia

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6
Q

a record of past health problems and illnesses

A

medical history

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7
Q

who are medical screenings most important to?

A

people who have poor lifestyle habits and people who are over 40 and overweight people

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8
Q

how often should we (16 to 34 year olds) get a medical screening?

A

every two years

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9
Q

what does a medical screening consist of?

A
o	A complete blood count, or CBC
o	Your height and weight
o	An examination of your eyes, ears, nose, and throat
o	Your blood pressure
o	An examination of your lungs and heart
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10
Q

the body’s ability to balance he amounts of fluid taken in with the amount lost through perspiration or excretion

A

fluid balance

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11
Q

body fluid loss

A

dehydration

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12
Q

muscle spasms resulting from the loss of large amount of salt (or electrolytes) and water through perspiration

A

heat cramps

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13
Q

an overheating of the body resulting in cold, clammy symptoms of shock

A

heat exhaustion

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14
Q

a condition in which the body can no longer rid itself of heat through

A

heatstroke

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15
Q

the process of allowing your body to adapt slowly to weather

A

acclimatization

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16
Q

restore lost water

A

rehydrate

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17
Q

a scientific measure of the combined effects of heat and humidity on the body

A

heat-stress index

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18
Q

a condition in which your body temperature drops below normal

A

hypothermia

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19
Q

tissue damage from freezing

A

frostbite

20
Q

the combined influence of wind and temperature on the body

A

wind-chill factor

21
Q

what is the order of the heat-related injuries? from least to greatest.

A

o Heat cramp
o Heat exhaustion
o Heatstroke

22
Q

what are heat exhaustion symptoms?

A
o	Weakness
o	Headache
o	Rapid pulse
o	Stomach discomfort
o	Dizziness
o	Heavy sweating
o	Drop in body weight
23
Q

what are heatstroke symptoms?

A

o Very high body temperature
o Rapid pulse
o Loss of consciousness

24
Q

how do you avoid heat related injuries?

A

o Before: consume between 1 and a half to two and a half cups of cool water or sports drink 10 to 20 minutes before exercising in the heat.
o During: attempt to match fluid loss with fluid intake.
o After: drink 2 cups of water for every pound lost

25
Q

what are other potential environmental factors that pose a risk?

A

o Air pollution
o Altitude
o Unleashed dogs

26
Q

the normal motion of the foot as you walk or run, from the outside of the heel striking the ground through the normal inward roll of the foot.

A

pronation

27
Q

the normal outward roll of the foot as it hits the ground.

A

supination

28
Q

the part of the shoe that surrounds the toes.

A

toe box

29
Q

what type of shoe should you have to significantly reduce risk of injury?

A

nonskid

30
Q

what must you mostly always wear?

A

a helmet

31
Q

what percent is the likelihood of a head injury reduced is you are wearing a helmet?

A

85%

32
Q

the study and the application of principles of physics to human motion. (the how)

A

biomechanics

33
Q

bands of connective tissue that connects muscles to bones

A

tendons

34
Q

bands of tissue that connect bone to bone and limit the movement of joints

A

ligaments

35
Q

the tissue that surrounds the ends of bones at a joint to prevent the bones from rubbing against each other.

A

cartilage

36
Q

inflamation of a tendon or muscle in the leg

A

shinsplints

37
Q

a pull or rip in a muscle or tendon

A

strain

38
Q

a tear of a ligament

A

sprain

39
Q

o Rest
o Ice
o Compress
o Elevate

A

R.I.C.E

40
Q

a break in the bone caused by overuse

A

stress fracture

41
Q

what are the biomechanics of jogging?

A

o Start slowly
o Breathe deeply through your nose and mouth
o Relax your fingers
o Bend your elbows
o Swing your arms straight rather than across

42
Q

any unnecessary or improper use of a chemical substance for non medical purposes

A

substance abuse

43
Q

physical and mental dependance

A

addiction

44
Q

tobacco sniffed through the nose or chewed

A

smokeless bobacco

45
Q

chemicals similar in structure to the male hormone testosterone.

A

anabolic staroids

46
Q

cigarettes contain about how many poisonous chemicals?

A

40+