Which of the following statement is true about heartbeat regulation during vigorous exercise?
A. Cardioinhibitory center is stimulated by medulla oblongata.
B. Norepinephrine is secreted to AV node at the end of parasympathetic nerve
C. Noradrenaline is secreted to SA node at the end of sympathetic nerve.
D. Acetylcholine is secreted to SA node at the end of parasympathetic nerve.
Select your answer:
Topics:
Body System Interactions Hospice Basics Macromolecules & Nutrients Human Brain Ortho Infectious Disease Muscle pathophysiology Plasmid Cell Membrane and Transport Sarcomere Anatomy Blood Pressure Enzymes and Their Functions Microbial Growth Endocrinology Eye and Ear CNA IntroductionOther quiz:
Cell Reproduction › ViewIf an organism reproduces asexually, its offspring will most likely be…
A. genetically identical to the parent
B. genetically different from each other
C. produced from specialized cells known as gametes
D. A mutant
Oncology › View
Which of the following is a common side effect of radiation therapy?
A. Increased appetite
B. Improved vision
C. Nausea
D. Enhanced energy