Your mouth, nose, throat, sinuses and lungs are lined with mucus membranes. These membranes contain mucus glands that produce - surprise - mucus. Mucus-producing membranes line specific passages in your body, like the respiratory and digestive tracts, for protection and support.
The answer is A - Grasp the fin tip of the affected leg and pull towards you while straightening the leg. This stretches the calf muscle.
B - biomedical therapy relies on drugs and medical procedures to improve psychological functioning. This is a type of therapy which involves giving different drug treatments to the patients with the hope of improving their psychological funcitoning.