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DPascual

Physiology Week #14 2025

QuestionAnswer
Which part of the brain controls balance and coordination? The Cerebellum
Which neurotransmitter is released by the sympathetic nervous system at most effect organs? Norepinephrine
What type of neurons carry signals to the CNS? Afferent (sensory) neurons
Which gland is known as the Master Gland? The Pituitary Gland
What hormone increases blood calcium levels? Parathyroid Hormone (PTH)
What valve prevents backflow into the left ventricle? Aortic Semilunar Valve
What are the vessels that carry oxygen-rich blood from the lungs to the heart? Pulmonary Veins
What immune cells destroy virus-infected cells? Cytotoxic T cells
Why is surfactant important? Reduces surface tension in alveoli and prevents collapse of the lungs/
What part of the brain regulates heart rate and breathing? The Medulla Oblongata
What gland secretes melatonin? The Pineal Gland
What is the pacemakers of the heart? The SA node (Sinoatrial Nodes)
Created by: dspascual23
 

 



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