Physiology Week 6 Activity Exam
Questions & Answers (Grade A+)
Which of the following is not among the structures that
characterize synovial joints?
A. Joint capsule
B. Articular cartilage
C. Tendons
D. Ligaments -
correct answer ✅C. Tendons
According to sliding filament theory:
A. Actin moves past myosin
B. Tropomyosin moves past actin
C. Troponin moves past myosin -
correct answer ✅A. Actin moves past myosin
Exercise may cause an increase in muscle size called:
A. Atrophy
B. Hypertrophy
C. Isometric
D. Isotonic -
correct answer ✅B. Hypertrophy
, Physiology Week 6 Activity Exam
Questions & Answers (Grade A+)
The four kinds of protein that make up myofilaments are myosin,
actin:
A. Tropomyosin, and myofibril
B. Troponin, and myofibril
C. Troponin, and trypsin
D. Tropomyosin, and troponin -
correct answer ✅D. Tropomyosin, and troponin
Which structure allows the electrical signals to travel along the
sarcolemma and move deeper into the cell?
A. Myosin
B. Actin
C. Transverse tubule
D. Sarcoplasm -
correct answer ✅C. Transverse tubule
Three phases of the twitch contraction are the:
A. latent period, contraction phase, and stimulation phase.
B. latent period, stimulation phase, and excitement phase.
Questions & Answers (Grade A+)
Which of the following is not among the structures that
characterize synovial joints?
A. Joint capsule
B. Articular cartilage
C. Tendons
D. Ligaments -
correct answer ✅C. Tendons
According to sliding filament theory:
A. Actin moves past myosin
B. Tropomyosin moves past actin
C. Troponin moves past myosin -
correct answer ✅A. Actin moves past myosin
Exercise may cause an increase in muscle size called:
A. Atrophy
B. Hypertrophy
C. Isometric
D. Isotonic -
correct answer ✅B. Hypertrophy
, Physiology Week 6 Activity Exam
Questions & Answers (Grade A+)
The four kinds of protein that make up myofilaments are myosin,
actin:
A. Tropomyosin, and myofibril
B. Troponin, and myofibril
C. Troponin, and trypsin
D. Tropomyosin, and troponin -
correct answer ✅D. Tropomyosin, and troponin
Which structure allows the electrical signals to travel along the
sarcolemma and move deeper into the cell?
A. Myosin
B. Actin
C. Transverse tubule
D. Sarcoplasm -
correct answer ✅C. Transverse tubule
Three phases of the twitch contraction are the:
A. latent period, contraction phase, and stimulation phase.
B. latent period, stimulation phase, and excitement phase.