Any of ...nitrogen dioxide, Ozone , PM, SO2.
Left ventricle is the answer.
A is the correct answer.
B is for acid reducing
C is an antihistamine but is also sedating
D is a sedative
Answer: True.
Explanation:
The Valsalva maneuver is performed by forcibly exhaling against a closed airway. Maneuver variations can be used either in medicine, as a test of cardiac function and autonomic nervous control of the heart. A modified version is done by expiring against a closed glottis. This will bring forth the cardiovascular responses but will not force air into the eustachian tubes.
The membrane proteins and the lipids in these vesicles provide new components for the cell's plasma membrane, while the soluble proteins inside the vesicles are secreted to the extracellular space. The fusion of the vesicles with the plasma membrane is called exocytosis.
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