heart sounds
One of the simplest ways to assess the condition of the heart is to listen to it with a stethoscope.[9] Normally, only two sounds are heard in a healthy heart…
The Minister of Education issues two ministerial orders appointing a number of master’s and higher diploma holders
The Minister of Higher Education and Scientific Research, Dr. Naeem Al-Aboudi, issued two ministerial orders appointing a number of holders of master's degrees and higher diplomas, based on the decisions…
Notice
Postponing the date of the Flag Day celebration, in response to the requests of some of the competitors for its prizes who went to perform the rituals of Hajj, and…
influences
The natural sinus rhythm of the heart that gives a resting heart rate is affected by several factors. The cardiovascular centers in the brainstem control the sympathetic and parasympathetic effects…
heart rate
The normal resting heart rate is called the cardiac rhythm and is made in the sinoatrial node, a group of pacemaker cells found in the wall of the right atrium.…
electrical conductivity
The normal rhythmic heartbeat is called the sinus rhythm, and it is released from the sinoatrial node from pacemaker cells. In this node, an electrical signal is made that travels…
product of the heart
Cardiac output (CO) is a measure of the amount of blood each ventricle pumps (the stroke volume) in one minute. Heart output is calculated by multiplying the stroke volume (SV)…
cardiac cycle
The term cardiac cycle refers to a complete heartbeat that includes systole, diastole, and pause.[11] The cycle begins with the contraction of the atria and ends with the relaxation of…
