Pelvic girdle (hip girdle) is composed _________ coxal (hip) bones:

(1) 3                    

(2) 2                    

(3) 4                    

(4) 5

Each coxal bone is formed by the fusion of 3 bones name .as:

(a) Ileum, ischium and pubis              Ilium, ischium and pubis

(c) Ilium, ischium and clavicle            (d) Coracoid, ischium and pubis

Joint between bones in the form of sutures of human skull is a:

Gout is the inflammation of joints due to accumulation of:

(1) Urea crystal                                 

(2) NH₃

(3) Uric acid crystal                             

(4) CaCO₃ crystals

Tetany is the rapid spasm in muscles due to:

(1) High Ca⁺² in body fluid                

(2) Low Ca⁺² in body fluid

(3) High uric acid in body fluid           

(4) High urea in blood

Read the following A to D statements and select the option that contains both correct statements:
A. Z-line is present in the centre of the light band.
B. Thin filaments are firmly attached to the M-line
C. The central part of thick filaments, not overlapped by thin filaments is called Z-band
D. Light band contains only thin filaments
(1) A and D           

(2) B and C             

(3) A and C                       

(4) B and D

ATPase of the muscle is located in:

(1) Actinin            

(2) Troponin         

(3) Myosin            

(4) Actin

Assertion  :       Muscle twitch is related with tetanus.

Reason    :     Tetanus is caused by many nerve impulses at a time.

Assertion  :       Extra oxygen consumption in human body is known as oxygen debt.

Reason    :     The extra oxygen is required by the body to oxidise the accumulated lactic acid produced during strenous exercise.

Assertion   :       Ball and socket joints are the most mobile joints.

Reason      :       Synovial fluid is present here.