PED 110 Exam 2

Which is the most important exercise factor for achieving improvements from exercise?

Intensity

Which is the largest artery in the body?

aorta

Which problem causes the brains temperature regulatory center to fail?

heatstroke

Which structures absorb and disperse stress on the spine?

intervertebral disks

How long does the non-oxidative energy system typically provide energy?

10-20 seconds (2min)

According to the American College of sports medicine how many days a week and one perform stretching exercises?

2 or 3

How many repetitions of a stretch are needed in each session to improve flexibility over time?

2-4

What is the state of the heart during systole?

contracting

What is one likely outcome of good flexibility?

Lower risk of sport injury

Which circulation system is on the right side of the heart?

Pulmonary

Which of the following is one factor that determines flexibility?

Soft tissue length

What is the most common sight of back pain?

The lumbar area

Which organ is part of the cardio respiratory system?

The lungs

Which is one of the functions of cardio respiratory system?

Transport nutriants

What is included in the core muscles?

abdomen, pelvic floor, sides of the trunk, back, buttocks, hips, and pelvis

What is the definition of adenosine triphosphate (ATP)

basic form of energy used by cells

What are the two principal types of connective tissue in a muscle?

elastin and collagen

What is the focus of dynamic stretching?

functionally based movements

Which stretching technique do experts recommend for general fitness?

static stretching

How is maximal oxygen consumption (VO2max) defined?

the highest rate of oxygen consumption that an individual is capable of during maximum physical effort