The artery may be tied easily enough in the triangular space bounded by the extensors of the thumb, on the dorsum of the proximal end of the first metacarpal bone.
The muscles are extensors of the vertebral column.
One sudden trigger action produced by the violent contraction of the extensors of the hind-legs then takes place, and the animal is projected forwards, while he flexes the fore-legs more and more (Fig.
The action of the extensors is energetic and instantaneous, and their energy is greater than in ordinary progression, for it is required to lift the body and to project it forcibly a more or less considerable distance.
For example, if the child is allowed to lie with the wrist flexed, the flexor muscles undergo shortening, and the extensors are over-stretched and are therefore placed at a mechanical disadvantage.
Weakness or paralysis of the extensors of the wrist and hand results, giving rise to the characteristic "wrist-drop.
It especially affects the peronei and the extensors of the toes, and is unilateral.
In extreme cases, and especially when the extensors are completely paralysed, the toes may be flexed towards the sole, and the weight is borne on the dorsum of the foot (Fig.
The tip of the radial styloid is palpable in the "anatomical snuff-box" between the tendons of the long and short extensors of the thumb, and it lies about half an inch lower than the ulnar styloid.
The calf muscles are paralysed while the peronei retain their power, and, along with the tibialis anterior and the extensors of the toes, become secondarily contracted.
The extensors and flexors of all the fingers and the thumb, and the abductor of the thumb showed paresis.
When asked to lift his head, the sternomastoids were strongly contracted, but at the same time the neck extensors also, so that the head was stiffly and strongly held in an extended position.
The boy was at that time thirteen years old and had had a rhythmic chorea six weeks, limited to the extensors of the hand on the forearm, treated in hospital.
By contrast with these deep bony lesions of the right leg, on the left side a fragment had struck the dorsum of the left foot at about its middle point, along the extensors of the fourth and fifth toes.
Examination showed a slight paralysis of the extensorsand flexors of hand and fingers, and of the hand muscles.
The muscles of the limbs were held in great tension, the flexors and extensors being alternately affected.
Fibrillary tremors persisted in the quadriceps and in the extensorsof the toes.
Electrical excitability of the extensors was diminished on the right.
Slight electrical hyperexcitability of flexors with feeble galvanic current; excitation of the extensors not associated with any contractions of the antagonist muscles.
Although theextensors are affected most, the flexors nearly always participate, and a careful investigation will show that they are weakened.
Flexors and extensors occur in pairs; because the osseous system is in pairs.
The flexors are the strongest and are placed in front, the extensors lie behind.
It is only an entire muscular layer of flexors and extensors which is the pattern of the heart.
The flexors enable us to close the hand, the extensors to open it again.
The flexors enable us to raise the foot from the ground; the extensors set the foot down again in the place desired.
He may, however, regain some power of flexing the forearm when it is fully pronated, the extensors of the wrist becoming feeble flexors of the elbow.
The motor symptoms predominate, the muscles affected being the extensors of the wrist and fingers, and the supinators.
The extensors of the wrist may be shortened, so as to place the hand in the position of dorsal flexion, and thus improve the attitude and grasp of the hand.
It is hour-glass-shaped in the common flexor sheath of the palm, elongated or sausage-shaped in the extensors of the wrist and in the tendons at the ankle.
Volar flexion is limited by the extensors of the phalanges.
The extensor tendons, because of the nature of their function, are very seldom strained; they are often bruised and occasionally divided, but unlike this condition in the flexors, tendinitis of the extensors is of rare occurrence.
The radial nerve supplies branches to the three heads of the triceps brachii, to the common and lateral extensors of the digit and also to the skin covering the forearm.
Particularly is this true where transverse division of extensors has taken place.
Acting together, these muscles flex the carpus or extend the elbow and this action is antagonized by the biceps brachii (flexor brachii) and extensors of the carpus and phalanges.
The left arm was very weak, the weakness having come on gradually, and being especially great in the extensors of the wrist.
The paralysis affects the extensors of the hand, arm, and leg, or it may become general and end in death.
Any irregular sensory or motor impulses to the knee-joint or to the muscles of the thigh will disturb the absolute equilibrium of the flexors and extensors and will make standing painful or even impossible.
The equilibrium is attained and maintained in spite of the fact that, as a rule, the flexor muscles are stronger than the extensors and better situated to exert their mechanical force.
All of them have a tendency to bend the toes, and as this action is constant, gradually the tendons of the extensors become over-stretched and these muscles are not capable of exerting their full force in overcoming the action of the flexors.
The flexors and extensors of the legs, the broad muscles of the back and abdomen, and the slender and intricate bundles of fibres which support and steady the spine, are all gently exercised in locomotion.
A short course of this treatment sufficed to remove the paralysis from all but one finger (it was either the middle or ring finger), the extensors of which had probably undergone fatty degeneration.
The extensors of one (I believe it was the right) arm were paralyzed.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "extensors" in a variety of sentences. We hope that you will now be able to make sentences using this word.
