Week 2 Health and Nutrition

Benefits of physical activity include

• Aid in weight management

• Improve quality of sleep

• Decrease life span

• Improve memory and brain function

Short term effects of exercise on the musculoskeletal

• Increased muscle elasticity

• Increased range of movement at joint

• Increase in joint and muscle temperature

• Increase in bone length

Short term effects of physical activity on the cardiovascular system

• Increased muscle capacity

• Increased Heart rate (HR)

• Increased blood flow to working muscles

• Increased blood pressure (BP)

short term effects of exercise on the respiratory system

• Increase in tidal volume

• Increase in breathing rate and depth

• Increase in smoke inhalation

• Increase in toxicity

What is the protocol for taking pulse reading for the Harvard step test

• Pulse to be taken 3 times after 90 secs, 180 secs and 270 secs

• Pulse to be taken at random times within a 5 minute period

• Pulse to be taken after a prolonged break

• Pulse to be taken 3 times after 60 secs, 120 secs and 180 secs.

Which of the following is NOT a short term effect of exercise?

• Fatigue

• DOMS (Delayed Onset Muscle Soreness)

• Light headedness

• Hypertrophy

Which of the following is a short term effect of exercise on the muscular system?

• Decrease in stroke volume

• Increase in the temperature of the muscles

• Decrease in blood flow from the heart

• Increase in muscle mass

What do the effects of lactic acid result in?

• Fatigue

• Energy

• Muscular pain

• Muscle growth

As we start exercising the heart does which of the following

• The heart rate decreases and beats with greater force

• The heart rate decreases and beats with lower force

• The heartrate increases and beats with lower force

• The heart rate increases and beats with greater force

What are the short term effects of exercise

• Cramp

• Nausea

• Muscle strain

• Increased heart rate