What substance can act as a retrograde messenger to increase LPT by increasing the release of glutamate from presynaptic terminals?
A. Mg2+
B. ACh
C. NO
D. Ca2+
Answer: C
Anatomy & Physiology
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The acrosome cap contains
A. nutrients to sustain the sperm. B. mitochondria to provide energy for movement. C. testosterone. D. enzymes to allow penetration into the oocyte. E. buffers to neutralize the acidity of the female reproductive tract.
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Pulmonary surfactant decreases surface tension to a greater degree in large alveoli than in small alveoli
Indicate whether the statement is true or false
Anatomy & Physiology
The transfer of heat between objects by conduction involves direct contact
Indicate whether the statement is true or false
Anatomy & Physiology
Why does a high fever cause death?
A. High fever clots the blood B. High fever denatures critical enzymes C. High fever drastically changes blood pH D. High fever short circuits the heart
Anatomy & Physiology