1. Which of the following statement is correct?
a) A motor neuron along with the muscles fibres connected to it constitute a motor unit.
b) The reaction time of the fibres can vary in different muscles.
c) Muscle fatigue is due to lactic acid formation due to anaerobic respiration.
d) All the above
Explanation: All the above
2. The protein which maintains the muscular storage of oxygen is
a) Myoglobin
b) Actomyosin
c) Myosin
d) Haemoglobin
Explanation: Myoglobin
3. Which is not the correct difference between white and red muscle fibres?
a) 1
b) 2
c) 3
d) 4
Explanation: 4
4. Skeletal system consists of
a) Framework of bone
b) Few cartilages
c) Both (a) and (b)
d) None of these
Explanation: Both (a) and (b)
5. Cartilage has slightly pliable matrix due to
a) \[Ca^{2+}\]
b) \[Mg^{2+}\]
c) Chondroitin salts
d) Phosphorus
Explanation: Chondroitin salts
6. Skull is composed of
a) Cranial bones (8)
b) Facial bones (14)
c) Both (a) and (b)
d) None of these
Explanation: Both (a) and (b)
7. The hard and protective outer covering of brain is known as
a) Cranium
b) Condyle
c) Meninges
d) All of these
Explanation: The hard and protective outer covering of brain is known as Cranium.
8. Human body contains how many ear ossciles?
a) 3
b) 4
c) 5
d) 6
Explanation: 6
9. Human skull is
a) Monocondylic
b) Dicondylic
c) Tricondylic
d) Acondylic
Explanation: Human skull is dicondylic.
10. Vertebral column in human body is present
a) Dorsally
b) Ventrally
c) Laterally
d) All of these
Explanation: Dorsally