Which of the labeled structures in the diagram are fragments of older osteons that have been partially destroyed during bone rebuilding or growth?

a) A
b) B
c) C
d) D
e) E


a

Anatomy & Physiology

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On axial images arranged from superior to inferior the first paranasal sinuses to appear are the

A. frontal. B. ethmoid. C. sphenoid. D. maxillary.

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Propagation of an action potential to the axon terminal triggers the opening of what kind of voltage-gated channels?

a. calcium b. sodium c. potassium d. acetylcholine e. dopamine

Anatomy & Physiology

Mrs. Laurenz learned during her appointment that she would be scheduled for a C-section. She is in her 36th week of pregnancy. Explain to her what happens during a C-section

What will be an ideal response?

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Why are elderly people vulnerable to hypothermia?

A. They produce fewer keratinocytes. B. They produce less melanin. C. They produce less keratin. D. They have less subcutaneous fat. E. Their skin is more wrinkled.

Anatomy & Physiology