The bicuspid or mitral valve is the valve ________.

A. between the left atrium and left ventricle
B. that opens from the right ventricle into the artery
C. between the right atrium and right ventricle
D. that opens from the left ventricle into the artery


Answer: A

Anatomy & Physiology

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A) filamentous B) extracellular C) interstitial D) membranous E) bound

Anatomy & Physiology

After nervous stimulation stops, what prevents ACh in the synaptic cleft from continuing to stimulate contraction?

A) calcium ions returning to the terminal cisternae B) the tropomyosin blocking the myosin once full contraction is achieved C) acetylcholinesterase destroying the ACh D) the action potential stops going down the overloaded T tubules

Anatomy & Physiology

Which of the following statements about colony-stimulating factors (CSFs) is FALSE?

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Anatomy & Physiology

Name two species where both front and rear birth presentations are normal

What will be an ideal response?

Anatomy & Physiology