Which of the following triggers hyperventilation?

A) low concentration of hydrogen ions in arterial blood
B) high partial pressure of carbon dioxide (PCO2 ) in arterial blood
C) low partial pressure of carbon dioxide (PCO2 ) in arterial blood
D) high partial pressure of oxygen (PO2 ) in arterial blood


B) high partial pressure of carbon dioxide (PCO2 ) in arterial blood

Anatomy & Physiology

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All ANS preganglionic axons release ________ as their neurotransmitter.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Water molecules and small ions enter a cell through

A) channels formed by integral membrane proteins. B) peripheral proteins. C) lipid channels. D) peripheral carbohydrates. E) defects in the lipid layer of the membrane.

Anatomy & Physiology

When a cell is not dividing, it is said to be in ________________________________________

Fill in the blank(s) with correct word

Anatomy & Physiology

The auditory ossicles are in the inner ear

Indicate whether the statement is true or false

Anatomy & Physiology