Given below is a diagrammatic representation of vertebral column

      

Which of the labelled structure forms thoracic cage?

1. A

2. B

3. C

4. D

Which one of the following disorder of bones is  characterized by microarchitectural deterioration of  the bone, increased fragility, and prone to  fracture?

1. Osteoarthritis

2. Gouty arthritis

3. Osteoporosis

4. Rheumatoid arthritis

Arrange the events during muscle contraction in correct order.

1. b, c, e, a d

2. e, b, a, d, c

3. b, e, a, d, c 

4. a, b, e, d, c

Which of the following includes non-muscular movement?

(a) Protoplasmic streaming

(b) Pseudopodial movements

(c) Flagellar movements

(d) Ciliary movement

1. (a) and (b) 

2. (a), (c) and (d)

3. (a), (b), (c) (d) 

4. (c) and (d)

Acromion process is related to 

1. Scapula

2. Humerus

3. Femur

4. Tibia

All the muscles have the following special 

properties, except

Passage of ova through the female reproductive tract is 

facilitated mainly by 

Given below is a diagrammatic representation of 

anatomy of a muscle fibre

Choose the correct option with respect to the labelled

structure

In the rest state, a subunit of Troponin masks

1. Active binding sites for actin on the myosin filaments

2. Active binding sites for myosin on the myosin filaments

3. Active binding sites for myosin on the actin filaments

4. Active binding sites for actin on the actin filaments

Cells of Human body exhibit which type of movement :-

1. Amoeboid 

2. Muscular

3. Ciliary

4. All of the above