A. It results from estrogen deficiency.
B. Bone eating process takes over bone formation process.
C. There is reduction of bone mass and change in chemical composition of the matrix
D. It is common in old age.
Which of the following statement about osteoporosis is incorrect Read More »
A. Tracheids
B. Sclereids
C. Trachea
D. Collenchyma cells
Among the followings which is the most longest supportive cell? Read More »
A. Hypocalcaemia Tatanic spasms.
B. Osteomalacis.
C. Rickets.
D. Tetany
Which of the follwing is a childhood disease resulting from nutritive Ca2+ deficiency? Read More »
A. Cellulose.
B. Peptidoglycan and murein.
C. Lignin.
D. Pectin.
Secondary cell wall of sclerenchyma cells is impregnated with Read More »
A. Progesterone.
B. Oestrogen.
C. Parathyroid hormone.
D. Calcitonin
A. Between radius and ulna.
B. Between ulna and scapula
C. Between humerus and scapula
D. Between femur and tibia
A. Large number of vacoules in a plant cell.
B. Higher ionic concentration inside vacuoles resulting from active pumping of ions at their tonoplastic membrane
C. Higher osmotic pressure of the cell vacuole
D. both b and c
Higher turgor pressure in a plant cell is maintained by Read More »
A. Synovial membrane.
B. Ligaments.
C. Muscles.
D. Tendon
Fibrous capsule surrounding synovial joints may be thickened at some places to form: Read More »
A. Fibrous joints.
B. Cartilaginous joints.
C. Synovial joints.
D. None of these
Joint between two parietal bones, which is infact immovable one is an example of Read More »
A. Immovable joint.
B. Slightly movable joint.
C. Freely movable joint.
D. Fibrous joint
A joint formed between humerus, radius and ulna is an example of Read More »
