_______ (Contraction or Relaxation?) of the diaphragm ______ (increases or decreases?) the volume of the thoracic cavity, which, in turn causes intra-alveolar pressure to increase

Fill in the blank(s) with correct word


Relaxation, decreases

Anatomy & Physiology

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How is body sodium sensed? What are the major control systems that regulate body sodium?

What will be an ideal response?

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Which of the following will increase the rate of diffusion?

A. an increase in the viscosity of the solvent B. an increase in the temperature C. an increase in the molecular weight of the diffusing particles D. an increase in the distance the molecules have to travel E. All of these choices are correct.

Anatomy & Physiology

During the power stroke all of the cross bridges on myosin do not stroke in unison when pulling the actin filaments

Indicate whether the statement is true or false

Anatomy & Physiology

Activity of which of the following cells is inhibited by calcitonin release?

A) alpha cells B) osteoclasts C) osteoblasts D) C cells E) all cells in the body

Anatomy & Physiology