Which bulk mineral is a major cation in body fluids and is essential for normal membrane function?
A) calcium
B) iron
C) sodium
D) chloride
E) phosphorus
C) sodium
Anatomy & Physiology
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The epidermis
a. has an outermost keratinized layer that is tough, airtight, and fairly waterproof. b. contains melanocytes, keratinocytes, Langerhans cells, Granstein cells, and transient T lymphocytes. c. has a richly vascularized inner layer. d. both (a) and (b) above. e. all of these answers.
Anatomy & Physiology
A sesamoid bone forms in:
a. a tendon b. a suture c. an enbryonic cartilage d. mesenchyme
Anatomy & Physiology
An acid is an electrolyte that releases hydroxide ions (OH-) in water
Indicate whether the statement is true or false
Anatomy & Physiology
How do the kidneys compensate for acid-base imbalances?
A) by reabsorbing H+ B) by reabsorbing bicarbonate ion C) by excreting H+ D) by excreting bicarbonate ion E) all of the above
Anatomy & Physiology