Sentences with phrase «force of contraction»

During inspiration, there occurs an acceleration of the heartbeat, a decrease in force of contraction of the heart muscle and an increase in the loudness of the heart sounds.

I was so tired; I had no energy or willpower to push without the intense force of the contraction.

Fortunately, most doctors don't use forceps anymore, but the combination of increased weight from the baby, the force of contractions, and the type of labor and delivery a woman has all come into play to how her pelvic floor will be affected through pregnancy and delivery.

If you don't have an urge to bear down at this point, you can rest while the baby continues to descend from the force of your contractions alone.

Scientists have known for decades that the medications work by slowing the heart rate and reducing the force of contraction — lessening the burden of work carried out by the heart.

In one series, excised rat heart muscle tissue was mounted onto a device that directly measured the force of contraction at the same time as intracellular calcium concentration.

The greater the calcium content within your muscle cells, the greater the interaction between actin and myosin, which ultimately increases the force of the contractions leading to increased strength.

Stretch your quads between hamstring sets, as this will increase the amount of motor units used in the hams and thereby increase the force of the contraction in the upcoming set.

Since the quadriceps are the antagonist muscle (s) to the hamstrings, and that stretching will allow it to relax, the force of the contraction in the hamstrings will be much greater in the subsequent contraction.

Therefore the force of the contraction in the hamstrings will be much greater in the subsequent contraction.

When muscles are signaled to resist a force, they respond by creating more muscle tissue and improving the force of each contraction.

This response, termed «fight or flight,» includes intense stimulation of the sympathetic nervous system and the adrenal glands resulting in increased respiration rates and higher blood pressure and blood sugar levels as well as increased heart rate and force of contractions.

This does not pertain to the strength of the muscles or force of their contraction.

In cases of dilated cardiomyopathy and mitral valve insufficiency, drugs that increase the force of contraction of the heart are often used.

Medications (indicated in most cases) enhance relaxation, are antiarrhythmic, slow the heart rate, and lessen the force of contraction of the heart muscle.

Things like increased heart rate and force of contraction can lead to cardiac damage over time.