Sympathetic stimulation of cardiac muscle cells produces stronger and faster contractions because proteins that pump Ca2+ out of the cell are inhibited, which reduces Ca2+ concentration in the sarcoplasm
Indicate whether the statement is true or false.
FALSE
Anatomy & Physiology
You might also like to view...
What is edema?
What will be an ideal response?
Anatomy & Physiology
Explain the contributions of the paranasal sinuses
What will be an ideal response?
Anatomy & Physiology
On an axial image, the colliculi are seen anterior to the quadrigeminal cistern and posterior to the
A. peduncles. B. anterior cerebellar notch. C. pineal gland. D. fourth ventricle.
Anatomy & Physiology
The portion of the hair that extends above the surface of the skin is the ________.
A. medulla B. shaft C. cuticle D. root E. hair bulb
Anatomy & Physiology