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The period of time during a cardiac cycle when contraction occurs and blood pressure rises?
Wiki User
∙ 13y ago
systole
Wiki User
∙ 13y ago
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Identify the phase of the cardiac cycle to each of the following systolic pressure and diastolic pressure?
Systolic Pressure occurs during ventricular ejection.Diastolic Pressure occurs during ventricular relaxation.
What is the normal blood pressure number for a 50 year old?
he cardiac cycle (heart beat) consists of cardiac muscle contraction (systole) and cardiac muscle relaxation (diastole). Blood pressure represents the force (pressure) exerted by blood against the arterial walls during a cardiac cycle. Systolic blood pressure, the higher of the two pressure measurements, occurs during ventricular contraction (systole) as the heart pumps blood into the aorta. After systole, the ventricles relax (diastole), arterial pressure declines and the heart refills with blood. The lowest pressure reached during ventricular relaxation represents the diastolic blood pressure. Normal systolic blood pressure in an adult varies between 110 and 140 mm Hg, and diastolic pressure varies between 60 and 90 mm Hg.
What produces pressure?
Systolic pressure is the maximum pressure during the hearts pumping cycle. It occurs during left ventricle contraction or sqeezing which forces the blood around the arteries
What produces systolic pressure?
Systolic pressure is the maximum pressure during the hearts pumping cycle. It occurs during left ventricle contraction or sqeezing which forces the blood around the arteries
What does the systolic readings mean?
The blood pressure when the heart is contracting. It is specifically the maximum arterial pressure during contraction of the left ventricle of the heart. The time at which ventricular contraction occurs is called systole. In a blood pressure reading, the systolic pressure is typically the first number recorded. For example, with a blood pressure of 120/80 ("120 over 80"), the systolic pressure is 120. By "120" is meant 120 mm Hg (millimeters of mercury).
What muscle contraction occurs in the biceps brachii during the upward phase of the bicep curl?
a concentric contraction- a concentric contraction involves the muscle length, shortening during a contraction! YA-trick-YA!
What occurs during atrial systole?
A. systole causes a complete emptying of all blood from the ventricle B. systole increases the pressure in the ventricles ejecting blood out through the cardiac outflow tracts C. systole occupies a longer period of time than does diastole. D. systole is the phase of the cardiac cycle when the heart fills with blood. E. None of the above
What is the cause of staircase phenomenon in case of cardiac muscle?
The staircase phenomenon occurs because of qiuck succession of stimuli with a time interval of only about 2 s between the stimuli. During this period,the beneficial effect is produced which facilitates the force of successive contraction. So there is a gradual increase in the force of contraction.
Uncontrolled muscle contractions the same as skeletal muscle contractions?
Uhh, no uncontrolled muscle contraction occurs in smooth and cardiac muscles... there are many differences between these two types of muscles; controlled and uncontrolled muscle contraction.....
What kind of muscle contraction occurs in the rectums femoris during the lowering phase of a wall squat?
isometric
What are the various types of heart mummers?
There are two types of heart murmur. Systolic murmur which occurs during contraction of the heart, and Diastolic murmur which occurs during the relaxation phase of the heart.
During atrial systole 70 percent of ventricular filling occurs?
No. Most (~70%) of ventricular filling occurs passively, without atrial contraction.
