2nd Year Biology Chapter 7 Test07. Skeletal System of Man

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. Which structure does not change its length during contraction?
   1. A band
   2. I band
   3. H zone
   4. Sarcomere
2. Muscle contraction is initiated by:
   1. Hormone impulse
   2. Nerve impulse
   3. Heat stimulus
   4. Blood pressure
3. What should be applied to reduce swelling in dislocation or fracture?
   1. Warm towel
   2. Ice pack or cold pack
   3. Oil massage
   4. Bandage only
4. The terminal broad parts of the bone are called:
   1. Diaphysis
   2. Periosteum
   3. Epiphysis
   4. Endosteum
5. Calcium binds with which protein to initiate contraction?
   1. Tropomyosin
   2. Myosin
   3. Troponin
   4. Actin
6. Which of the following is not a treatment for sprain?
   1. Bandaging
   2. Resting
   3. Icing
   4. Bone grafting
7. Bony callus formation usually begins within:
   1. One day
   2. One week
   3. One month
   4. Six months
8. Which muscle type straightens the bone at a joint when it contracts?
   1. Flexor
   2. Extensor
   3. Abductor
   4. Adductor
9. Which of the following cartilage is found at the end of long bones?
   1. calcified
   2. fibrous
   3. elastic
   4. hyaline
10. At times ligaments are overstretched or torn. It is called
    1. sprain
    2. dislocation
    3. fracture
    4. tension