The number of RBCs in man increases if he lives at a higher altitude, this is because
there is more oxygen at the mountains
there is less oxygen at mountains
more heat is required to be produced in the body for keeping warm
there are no germs in the air in mountain
The friction between the eyelids and the cornea is avoided by the secretion of
lachrymal glands
conjunctiva and eyelids
hardarian glands
Meibomian glands
Tendrils exhibit/twining of tendrils is due to
thigmotropism
seismonasty
heliotropism
diageotropism
Metha Jahar which is useful in rheumatism is obtained from
Aconitum napellus
Colchicum
Exogonium
Licorice
Ball and socket joints can be seen in
wrist
fingers
neck
shoulders
D.
shoulders
Ball-and-socket joint, also called spheroidal joint, in vertebrate anatomy, a joint in which the rounded surface of a bone moves within a depression on another bone, allowing greater freedom of movement than any other kind of joint.
Ball and socket joints are found in shoulder joint (humerus in glenoid cavity) and hip joint (femur in acetabulum).