459 Answered Questions for the topic physiology

Physiology Science Biology Anatomy


Cardiovascular and circulatory system

Differentiate between the cardiovascular and circulatory systemDescribe four chambers of the heart.
Physiology Anatomy


Which of the following groups of muscles in the legs allows a person to stand on their toes?

A. DorsiflexorsB. PlantarflexorsC. InvertersD. EvertersE. Abductors


Hemiazygos vein is a tributary of which vein?

The Hemiazygos drains the left mediastinum and the left lower esophagus then crosses over to the right side of the body in the thoracic region to drain into which other vein?


Urgent help (I need in 10 hours) Physiological Psychology

Answer the questions directly and briefly. Why is muscle that has sustained significant damage unable to produce the same amount of power as it could before being damaged?  Does the lack of sleep... more
Physiology Anatomy


Describe the regulation of clot formation and how clots are removed

Physiology Biology Genetics


What are these pairs of chromosomes called?

People often refer to the human genome as being comprised of 23 pairs of chromosomes. What are these pairs called? How do these pairs relate in regard to size, genes, and alleles? Make sure to... more


Why does the increased permeability of a membrane result in less ATP produced per molecule of glucose?

Weight loss medications have been developed that specifically target the inner membrane of the mitochondria (the membrane that the electron transport chain is embedded in). These medications make... more


Diffusion of a gas through a alveoli capillary membrane:

a) is inversely related to the diffusion constant of the gasb) requires active transportc) is inversely related to the surface area for diffusiond) is directly related to the thickness of the... more


In a normal ECG?

A.) QRS complex is mainly negative due to spread of depolarization down B) the P wave indicates the condition of the conductive systemC) the T wave is a positive wave in all chest leadsD) the P... more


cardiovascular physiology

Achalasia cardia is a congenital disorder of difficulty in swallowing due to a.) obstruction of the esophagusb.) inability to swallowc.) absence of stictchersd.) compression by left atriume.)... more


Is weight over a large area the same as weight over a small area?

Wondering if you put weight on squat bar over a small area near your back and not the ends of the squat bar would you feel like it is heavier?
Physiology Anatomy


How does negative feedback differ from positive feedback?

Physiology Anatomy


Identify an antagonistic pair of hormones and describe their action.

Physiology Anatomy Sat


How do feedback mechanisms help maintain homeostasis?

Physiology Biology Physics Anatomy


If you went to inhale and the pressure of air in the atmosphere was equal to the pressure in your lungs, what would happen to air flow into your lungs?

Our ability to breathe is determined by the pressure of the air in the atmosphere, relative to the air in our lungs. If you went to inhale and the pressure of air in the atmosphere was equal to the... more
Physiology Anatomy


help please !!!

Contrast the effects on the kidneys of diabetes insipidus and diabetes mellitus.


Physiology Class

Newborn babies: A study conducted by the Center for Population Economics at the University of Chicago studied the birth weights of 710 babies born in New York. The mean weight was 3060 grams with a... more

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