Physiology | Senioritis

Mohamed Abbas
August 17, 2023
Physiology

Generation and Propagation of Action Potential in Neurons

How does a stimulus causes a voltage change in nerve cell? When a stimulus is applied to a nerve cell, it can cause a voltage change known...

Mohamed Abbas
August 17, 2023
Physiology

Understanding the Process of Ischemia-Induced Cellular Depolarization

Ischemia-induced deploarization in excitable cells Ischemia-induced depolarization in excitable cells refers to the abnormal depolarization or change in the membrane potential of cells due to reduced blood...

Mohamed Abbas
August 17, 2023
Physiology

The Determination of Staverman’s Reflection Coefficient

How is the Staverman’s reflection coefficient in the Stirling equation determined? Staverman’s reflection coefficient, denoted as σ, is an important parameter in the Stirling equation, which describes...

Mohamed Abbas
August 17, 2023
Physiology

Unveiling the Function and Location of the Solar Celiac Plexus

Solar Celiac Plexus location in body The solar celiac plexus, also known as the solar plexus or celiac ganglia, is a complex network of nerves located in...

Mohamed Abbas
August 17, 2023
Physiology

The Importance of Pulse Pressure in Cardiovascular Health

Pulse pressure, vascular physiology Pulse pressure refers to the difference between the systolic and diastolic blood pressure values. It is a measure of the force exerted on...

Mohamed Abbas
August 17, 2023
Physiology

The Role of Myosin Kinase (MLCK) and Myosin Phosphatase (MLCP) in Muscle Contraction

Simultaneous activation of myosin kinase (MLCK) and myosin phosphatase (MLCP) In muscle contraction, the interaction between the protein molecules myosin and actin generate the force required for...

Mohamed Abbas
August 17, 2023
Physiology

Understanding the Role of Sphincter and Dilator Muscles in Controlling Pupil Size and Lighting Conditions

Why does there have to be two muscles to control the size of the pupil? The pupil is the opening in the center of the iris of...

Mohamed Abbas
August 17, 2023
Physiology

Understanding the Role of RB Protein in Retinoblastoma Development

Why does a non-functional retinoblastoma protein cause tumours in the cells of the retina specifically? The retinoblastoma protein (RB protein) is a tumor suppressor protein that plays...