The type of joint between the human skull bones is called
cartilaginous joint
hinge joint
fibrous joint
synovial joint
Sternum is connected to ribs by
bony matter
white fibrous cartilage
hyaline cartilage
areolar tissue
When a muscle bends one part upon the other, it is called
abductor
extremor
regulator
flexor
The cervical vertebrae in human is
same as in whale
more than that in rabbit
double than that of horse
less than that in giraffe
Long bones function in
support
support , erythrocyte and leucocyte synthesis
support and erythrocyte synthesis
erythrocyte formation
A deltoid ridge occurs in
radius
ulna
femur
humerus
Total number of bones in each limb of a man is
24
30
14
21
Which statement is correct for muscle contraction?
length of H-zone decreases
length of A-band remains constant
length of I-band increases
length of two Z-line increases
The contractile protein of skeletal muscle involving AT Pase activity is
troponin
tropomyosin
myosin
a-actinin
The functional unit of contractile system in striated muscle is
sarcomere
Z-band
cross bridges
myofibril
