Unit 1 quiz

Question 1

Respiration is caused by air pressure differences between the lungs and atmosphere

Answer 1

true

Question 2

kinetics is the study and description of motion

Answer 2

false

Question 3

arteries carry blood toward the heart, veins carry blood away from the heart

Answer 3

false

Question 4

force is a linear effect that can be described as a push, pull, or tendency to distort

Answer 4

true

Question 5

the AV node delays electrical conduction through the heart about .13s allowing for arterial contraction to ventricular depolarization

Answer 5

true

Question 6

biomechanics is the study and application of the motion of living organisms using the branch of physics known as mechanics

Answer 6

true

Question 7

the heart is located posterior to the vertebra and anterior to the sternum

Answer 7

false

Question 8

one function of the cardiovascular system is to remove metabolic waste

Answer 8

true

Question 9

kinematics is the study of forces and torques that cause movement

Answer 9

false

Question 10

the heart valves function to keep blood flowing in two directions

Answer 10

false

Question 11

Under cold stress the body shunts blood to the skin which transfers heat from the core and warms exposed cold areas like the face hands

Answer 11

false

Question 12

endurance athletes do not need to ingest more water or fluids when competing and a good guidance is to drink water when thirst begins

Answer 12

false

Question 13

Acute resistance training has no effect on blood pressure

Answer 13

false

Question 14

one physiologic adaptation induced by resistance training is an ability to recruit a greater percentage of motor units when required

Answer 14

true

Question 15

the oxidative phosphorylation metabolic pathway can create ATP using carbs, fats, or proteins

Answer 15

true

Question 16

dietary fiber helps with digestive health but is not impact blood cholesterol

Answer 16

false

Question 17

Routine consumption of various nutritious foods among the basic food groups practically ensures adequate intake of vitamins and minerals

Answer 17

true

Question 18

high density lipoprotien (HDL) cholesterol increases the risk of coronary artery disease

Answer 18

false

Question 19

Cardiovascular drift occurs when heart rate increases despite steady state exercise workloads

Answer 19

true

Question 20

Anaerobic glycolysis yield a total of 4 to 5 ATP molecules

Answer 20

false

Question 21

transient ischemic attacks (tia) have neurologic symptoms that last more than 24 hrs

Answer 21

false

Question 22

the ability to recruit high threshold motor units is impaired after deconditioning

Answer 22

true

Question 23

it is currently recommended that otherwise healthy individuals perform 30 minutes of moderate- intensity aerobic activity per day at least 5 days per week, supplemented by an increase in daily lifestyle activity

Answer 23

true

Question 24

the most recent national cholesterol education program recommendations are that all non HDL-C levels should be less than 130mg/ day

Answer 24

true

Question 25

during the initial hours after an acute myocardial infarction, the heart typically experiences decreased systolic function

Answer 25

true

Question 26

acceptable body fat percentage in prepubescent children is different for males and females

Answer 26

false

Question 27

peripheral artery disease PAD refers to inhibited blood flow through noncoronary arteries such as the femoral, tibial, illiac, abdominal aorta, renal and mesenteric arteries

Answer 27

true

Question 28

muscle atrophy as a result of deconditioning is most severe in muscles involved in weight bearing and postural control (thigh, calf muscle groups)

Answer 28

true

Question 29

fat free mass (FFM) remains relatively constant throughout adulthood

Answer 29

false

Question 30

anaerobic power declines to childhood levels by age 65 and does not improve with training after 60

Answer 30

false

Question 31

an assumption of risk by a client or patient simply allows the exercise professionals to perform other procedures outside their typical realm of duties when working with a patient or client

Answer 31

false

Question 32

The limitation of the PAR-Q preparticipation screening is that it can only identify those who are high risk

Answer 32

True

Question 33

exercise prescription in patients with known cardiovascular disease may be done without approval and input from a physician

Answer 33

False

Question 34

in examining exercise testing procedures and recommendations for structured physical activity provided to clients, it is important for professionals to understand how the law of contracts affects their relationships with clients

Answer 34

True

Question 35

physician approval is not needed to safely start an exercise program in patients with osteoporosis

Answer 35

false

Question 36

increased numbers of untoward events will result in negligence claims

Answer 36

true

Question 37

the modified research council questionnaire for assessing the severity of breathlessness is a useful preparticiaption screening tool for assessing which activity patterns bring on breathlessness in patients with chronic heart failure

Answer 37

false

Question 38

documentation is not important to many aspects of risk management, just the verification of adherence to standards

Answer 38

false

Question 39

generally it is prudent for the elderly to obtain physician clearance to participate in an exercise program

Answer 39

true

Question 40

when negligence claims are asserted, the critical question centers on whether an exercise professional provided service in accordance with the so- called standard of care

Answer 40

true