Exercise Physiology for KI 201

Which would be considered acute physical activity

• Biking to work one day

• Swimming 3x per week for a year

• Jogging a mile 4x per week for 10 years

• None of the above

Type 1 muscle fibers have a peak tension of 50ms.

• True

• False

An average (unspecialized) individual would LIKELY have 1 fast twitch fiber for every 4 slow twitch fibers.

• True

• False

Type 1 muscle fibers have a more highly developed sarcoplasmic reticulum and therefore can release calcium ions faster.

• True

• False

Peak power is reached at about what percentage of peak force?

• 20

• 50

• 75

• 100

Training can induce large changes (up to 50%) in muscle fiber types.

• True

• False

Training can greatly impact max HR

• True

• False

Ventilation rate directly relates to exercise intensity.

• True

• False

Performance in a 100 meter sprint at high altitude is greatly reduced.

• True

• False

Fats produce more kcals per gram compared to carbs.

• True

• False