Which of the following is $NOT$ a function of the skeletal system?

Which of the following is not a function of the skeletal system?

Which of the following sets of three names and groups is correctly matched?

How many organ systems are integrated for locomotion in humans?
Nervous system,Endocrine system,Muscular system,Skeletal system,Circulatory system

The bone of mammals contains Haversian canals which are connected by transverse canals known as

Fill in the blank spaces:
$(a)$ All mammals (except a few) have ............. cervical vertebra.
$(b)$ The number of phalanges in each limb of human is ............. .
$(c)$ Thin filament of myofibril contains $2 \,'F'$ actins and two other proteins namely .............. and ........... .
$(d)$ In a muscle fibre $Ca^{++}$ is stored in ............. .
$(e)$ .............. and .............. pairs of ribs are called floating ribs.
$(f)$ The human cranium is made of .............. bones.