A normal hematocrit is ________ of the total blood volume

A) 47% to 63%
B) 25% to 37%
C) 37% to 52%
D) less than 1%
E) 42% to 45%


C

Anatomy & Physiology

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The paranasal sinuses:

a. are lined with mucosa continuous with the nasal cavity b. help lighten the weight of the skull bones c. act as resonant chambers for sound d. all of the above

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The inflation reflex is activated when stretch receptors are stimulated during inspiration

Indicate whether the statement is true or false

Anatomy & Physiology

Why is high body sodium content generally associated with high blood pressures?

What will be an ideal response?

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The muscle or group that does not have a proximal attachment to the calcaneus is the

A. extensor digitorum brevis. B. abductor hallucis. C. lumbricals. D. flexor digitorum brevis. E. quadratus plantae.

Anatomy & Physiology