True or False:
Adipose tissue is one of the most hydrated of all tissues in the human body.
False
True or False:
Electrolytes determine most of the chemical and physical reactions of the body.
True
True or False:
The thirst center in the brain is located in the hypothalamus.
True
True or False:
It is impossible to over hydrate because people need as much water as they can drink to carry out ordinary body functions.
False
True or False:
Salts are lost from the body in perspiration, feces, and urine.
True
True or False:
Although the sodium content of the body may be altered, its concentration in the ECF remains stable because of immediate adjustments in water volume.
True
True or False:
When aldosterone release is inhibited, sodium reabsorption cannot occur beyond the collecting tube.
True
True or False:
Pressure diuresis decreases blood volume and blood pressure.
True
True or False:
To remain properly hydrated, water intake must equal water output.
True.
True or False:
Atrial natriuretic peptide reduces blood pressure and blood volume by inhibiting nearly all events that promote vasodilation and potassium and water retention.
False
True or False:
Heavy consumption of salt substitutes high in potassium can present a serious clinical problem when aldosterone release is not normal.
True
True or False:
The two hormones responsible for the regulation of calcium are pituitary hormone an calcitonin.
False.
True or False:
The normal pH of blood is 7.35-7.45.
True
True or False:
Weak acids are able to act as chemical buffering systems for the body because they partially dissociate.
True
True or False:
The single most important blood buffer system is the bicarbonate buffer system.
True
True or False:
Prolonged hyperventilation can cause alkalosis.
True
True or False:
Blood acidity results in depression of the CNS, whereas blood alkalosis results in overexcitement of the CNS.
True.