The cardiac sphincter is innervated by parasympathetic axons coming from the ________ plexus.
A. abdominal aortic
B. esophageal
C. pulmonary
D. hypogastric
E. cardiac
Answer: B
Anatomy & Physiology
You might also like to view...
Identify and discuss the factors that contribute to systemic vascular resistance
What will be an ideal response
Anatomy & Physiology
What are vellus hairs?
What will be an ideal response?
Anatomy & Physiology
Each intracellular protein exerts more osmotic effect than each intracellular phosphate ion because the proteins are larger
Indicate whether the statement is true or false
Anatomy & Physiology
Physiological contracture
A. occurs when muscles are resting. B. is a condition in which cross-bridges cannot release. C. is caused by an abundance of ATP in muscle fibers. D. results when muscles are well exercised. E. results when the neurotransmitter remains in the receptor.
Anatomy & Physiology