Which mechanisms increase the heart's stroke volume during exercise?
A. enhanced diastolic filling
B. increased level of specific hormones only during exercise
C. increased resistance to blood flow in the outlying tissues
D. A and B only
E. A and C only
The increase in mitochondria in muscle cells that comes with regular aerobic training is important because:
A. it increases the risk of muscle cramping.
B. it decreases the risk of muscle cramping.
C. the muscle cells produce energy more quickly.
D. the muscle cells produce energy more slowly.
When working with a client who has a history of plantar fasciitis, it would be MOST important to include stretching exercises for the __________.
A. Gastrocnemius, soleus, and plantar fascia
B. Plantar fascia, peroneus longus, and peroneus brevis
C. Gastrocnemius, tibialis posterior, and tibialis anterior
D. Plantar fascia, tibialis anterior, and flexor digitorum longus
What exercises would be MOST important to include for a client who has recovered from Achilles tendinitis and wants to prevent it from returning?
A. Eccentric strengthening for the calf complex through controlled plantar flexion against gravity and stretching the calf muscles
B. High-intensity strength training for the calf complex and stretching of the flexor hallucis longus and tibialis posterior
C. Eccentric strengthening for the calf complex through controlled dorsiflexion against gravity and stretching the calf muscles
D. Comprehensive stretching and isometric strength-training program for the muscles of the lower limb
Stretching which muscles has been shown to help relieve symptoms associated with medial tibial stress syndrome (MTSS) and /or anterior shin splints?
A. Gastrocnemius, soleus, and peroneal group
B. Soleus and anterior compartment of the lower leg
C. Tibialis anterior and plantar fascia
D. Tibialis posterior and lateral compartment
Clients returning to exercise following greater trochanteric bursitis should generally avoid __________
A. Prone exercise positions that press on the anterior superior iliac spines
B. Stretching the iliotibial (IT) band complex
C. Side-lying exercise positions that compress the lateral hip
D. Strengthening the deep hip rotator muscles
A. In line with the frontal plane
B. 30 degrees lateral to the sagittal plane
C. In line with the sagittal plane
D. 30 degrees anterior to the frontal plane
Which of the following would be contraindicated for a client who has an acute hamstring strain?
A. Educating the client about using P.R.I.C.E. as an early intervention strategy
B. Modifying the workout focusing on the non-injured points of the body
C. Stretching the hamstrings for up to 60 seconds per stretch
D. Recommending that the client see a physician if pain persists
Which of the following statements is CORRECT regarding exercise for people who have low-back pain?
A. Developing low-back strength is more important for long-term back health than developing low-back endurance
B. Low back exercises have the most beneficial effect when performed on a daily basis
C. Full-ROM spinal movements with an external load are best performed shortly after rising from bed
D. Supine double-leg raises should be avoided, but prone double-leg raises are beneficial for clients who have low-back pain
Which of the following progressions is LEAST recommended for clients who have osteoarthritis?
A. Emphasizing body alignment and exercise techniques at all times
B. Increasing the weight lifted instead of increasing the number of repetitions
C. Utilizing a variety of low-impact activities to avoid over-stressing the joints
D. Increasing exercise duration instead of increasing exercise intensity
Which of the following steps would be MOST appropriate for personal trainers to take to reduce the risk of exercise-induced asthma (EIA) episodes when working with clients who have asthma?
A. Have clients with asthma use additional inhaler medication prior to all exercise sessions
B. Keep exercise intensities low-to-moderate for all clients with asthma
C. Include an extended warm-up and cool-down
D. Perform exercise sessions outside on hot, dry days