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282 Answered Questions for the topic physiology

Physiology Biology Biochemistry

04/16/19

What's the mechanism for being mentally tired?

I notice that after long tests, or long periods of critical thinking, my body and mind feel noticeably tired. Why does this happen? Are the neurons in my head not firing as quickly, or is there... more
Physiology Biology Nutrition

04/16/19

Is fasting good for weight loss?

Physiology Nursing Assessment

04/13/19

What are keys to a thorough physical assessment ?

Physiology Anatomy

04/12/19

Is stereo olfactory ability restricted to humans?

Most animals I see around seem to have two nostrils - humans, snakes, birds, fish .. and so on. From reading online I see that 2 nostrils provide a stereo olfactory effect. This stereo effect is... more
Physiology Biology Nutrition

04/12/19

Is fasting good for your metabolism?

Physiology Botany Ecology

04/12/19

How does a pine cone open?

When a pine cone is wet, it remains closed. However, when it's dry it opens again. From the perspective of physics or biomechanics, what is the mechanism that allows a pine cone to open and close... more
Physiology

04/12/19

Which valve connects the aorta to the heart?

Physiology

04/12/19

Why does gas exchange occur?

04/12/19

Why do our bodies maintain blood pressure but not the flow rate?

This might be a silly question but i'm not not clear I'm always told that blood pressure is homeostatic parameter and can't not be changed but isn't what important is the flow rate to the organs?... more

04/10/19

Gastritis on Endoscopy

A patient undergoes a gastroscopy and it reveals atrophy in the gastric mucosa in the body and fundus. This patient has an increased risk of developing which of the following? Pernicious... more
Physiology Anatomy Human Anatomy

04/08/19

Accommodation mechanism.?

Can anyone explain how contraction of the ciliary muscles causes relaxation of the zonules? Please explain it anatomically i.e. the attachments of ciliary muscles and its relation with the... more
Physiology Biology

04/05/19

Tonicity of RBCs including hemolysis and crenation

Hello - please help me with the following questions and provide a brief explanation if you can :) Question 1 (True or false) a) When a RBCs are placed in a solution of 100 mOsmol/l NaCL, crenation... more
Physiology Biology Nutrition

04/04/19

Does your metabolism slow down when you lose weight?

Physiology Biology Nutrition

04/04/19

How can I increase my metabolism without exercise?

Physiology Anatomy Terminology

04/04/19

Common english name for tissues which are separated from the blood by blood-tissue barriers?

Which general term is used to denote such organs/tissues as: brain, testis, thymus etc., which are separated from the blood by blood-tissue barriers?
Physiology Anatomy Neuroanatomy

04/04/19

What brain areas are involved in language processing?

Physiology Anatomy Medicine

04/03/19

Could a high TSH level mean a problem with the pituitary gland?

When our physician suspects we might have a problem with our thyroid he sends us to check the TSH level in our blood. If there is a lot of TSH in the blood it means that the thyroid can't work... more
Physiology Anatomy Invertebrates

04/03/19

What is the role of gills in terrestrial Crustaceans?

Why do *Crustaceans* that live on land have maintained their gills? In aquatic species, the gills play a pivotal role in respiration, but terrestrial crustaceans have tracheal lungs. So why do they... more
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