Physiology | Senioritis

Mohamed Abbas
August 17, 2023
Physiology

Understanding the Role of Concentration Gradient in Determining the Electrical Gradient of Ions

Why does increasing concentration of extracellular sodium have no effect on electrical gradient of potassium? Increasing the concentration of extracellular sodium has no effect on the electrical...

Mohamed Abbas
August 17, 2023
Physiology

The Bird Pharynx Functions in Digestion, Respiration, and Vocalization

Do birds have pharynx like mammals? Yes, birds do have a pharynx similar to mammals. The pharynx is a part of the digestive system and respiratory system...

Mohamed Abbas
August 17, 2023
Physiology

The Role of Tropomyosin, Troponin, and Calcium Ions in Regulating Muscle Contraction

What inhibits linkage between actin and myosin filaments The linkage between actin and myosin filaments in muscle cells is inhibited by a molecule called tropomyosin and another...

Mohamed Abbas
August 17, 2023
Physiology

Understanding the Power Stroke

what powers power strokes Power strokes are powered by the conversion of chemical energy into mechanical energy. This conversion is facilitated by the combustion of fuel within...

Mohamed Abbas
August 17, 2023
Physiology

Understanding Muscle Summation

Summation on muscles Muscle contraction is a complex process that involves the interaction of multiple components within our body. Here is a detailed explanation of several aspects...

Mohamed Abbas
August 17, 2023
Physiology

Normal and Abnormal Muscle Tension in Science

Understanding muscle tone Muscle tone refers to the slight tension or contraction in a muscle when it is at rest. It is different from muscle strength, which...

Mohamed Abbas
August 17, 2023
Physiology

The Role of Thick Filaments in Muscle Contraction

Question on thick filaments Thick filaments are one of the two types of protein filaments found in muscle fibers, the other being thin filaments. They are primarily...

Mohamed Abbas
August 17, 2023
Physiology

The Impact of Dryness on Mucosal Surfaces

Why does dryness irritate mucosal surfaces, and what exactly is this “irritation”? Dryness can irritate mucosal surfaces due to the disruption of their normal functioning. Mucosal surfaces,...