1 Severe weakness of the pelvic floor leading to urinary incontinence. This is a common problem in older women who have given birth to multiple children.  This can also cause an abnormal protrusion (uterine prolapse) of the uterus out the vaginal opening.
The musculocutaneous nerve is a major peripheral nerve of the upper limb. In this article, we shall look at the applied anatomy of the nerve â its anatomical course, motor functions and cutaneous innervation. We shall also consider the clinical correlations of damage to the musculocutaneous nerve. Nerve roots: C5-C7.
Physical examination of the musculocutaneous nerve includes both motor and sensory examination. The motor examination involves testing the coracobrachialis, biceps brachii and brachialis muscles. Of the three, the biceps brachii and brachialis are the easiest to test â by testing elbow flexion.