Hypocalcemia enhances the excitability of nerves and muscles because of the ________ permeability of the cell membrane to ________.
A. increased; K+
B. decreased; K+
C. decreased; Na+
D. increased; Na+
Answer: D
You might also like to view...
Abdominal pain from digestive organs (e.g., from a stomach ulcer) would be conveyed to the brain by way of somatosensory pathways.
Answer the following statement true (T) or false (F)
The pressure in the pleural cavity is called the _______.
A. intrapleural pressure B. intrapulmonary pressure C. interpleural pressure D. transpulmonary pressure
The bones of the chest form a thoracic cage that is ________ because of cartilaginous connections that ________ movement during the process of breathing.
A. rigid; prevent B. flexible; allow for C. tense; restrict D. loose; excite
What is the purpose of experiencing pain?
A. To cause suffering or distress during injury or illness B. To increase blood flow to an injured area C. To serve as a defense mechanism to warn the person that there is a problem D. So the body's immune system can respond to injury