Muscles are derived from _____.

(a)

ectoderm

(b)

mesoderm

(c)

endoderm

(d)

neuro ectoderm

The functional unit of a muscle fibre is ______.

(a)

sarcomere

(b)

sarcoplasm

(c)

myosin

(d)

actin

The protein present in the thin filament is _____.

(a)

myosin

(b)

actin

(c)

pectin

(d)

leucin

Each skeletal muscle is covered by ______.

(a)

epimysium

(b)

perimysium

(c)

endomysium

(d)

hypomysium

Name of the joint present between the atlas and axis is _____.

(a)

synovial joint

(b)

pivot joint

(c)

saddle joint

(d)

hinge joint

Synovial fluid is found in _____.

(a)

Ventricles of the brain

(b)

Spinal cord

(c)

Immovable joint

(d)

Freely movable joints

______________muscles are involved in smiling and ___________ in frowning.

(a)

17 and 43

(b)

18and43

(c)

17and36

(d)

15 and 48

__________is a unpaired bone.

(a)

Maxilla

(b)

Palatine

(c)

Vomer

(d)

Zygomatic

The vertebrae which get reduced in an adult are_____________
(i) Cervical (ii) Coccyx (iii) Sacral (iv) Thoracic

(a)

(i) and (ii)

(b)

(ii) and (iii)

(c)

(ii) and (iv)

(d)

(i) and (iv)

Angular joint is seen____________

(a)

between atlas and axis

(b)

between radius and carpal

(c)

between carpal and metacarpal

(d)

between humerus and pectoral girdle