In this article we will discuss about:- 1. Meaning of Blood Pressure 2. Factors Influencing Blood Pressure 3. Measurement 4. Regulation. Meaning of Blood Pressure: Blood pressure is defined as the lateral pressure exerted on the vessel wall by column of flowing blood or it is also termed as end arterial pressure. Systolic blood pressure is defined as maximum pressure [...]
In this article we will discuss about the meaning and role of peripheral resistance in cardiovascular system. Meaning of Peripheral Resistance: i. It is the resistance offered by vessel wall for flow of blood. ii. The unit used to measure resistance (pressure divided by flow) is dynes/cm. In other words, resistance in cardiovascular system is generally expressed as R units [...]
In this article we will discuss about the structure of gastric mucosa. The gastric mucosa is normally covered by a thick layer of mucous. Once this layer is removed, one can make out a number of pores known as gastric pits. Each pit is the out let for 3-7 gastric glands (Fig. 5.10). The gastric glands are tubular glands which [...]