Answer:
True
Explanation:
Pacemaker cells, unlike other neurons in the body, can depolarized themselves (and therefore can fire action potentials) without the need of an external innervation of the autonomic nervous system.
Each class of pacemaker cells has its own intrinsic rate.
For example, sinoatrial node rate is 60-100 bpm (the normal heart frequency).
The atrioventricular node is also part of the electrical conduction system of the heart. When the sinoatrial node fails, atrioventricular node takes the lead (40-60 bpm).
Answer:
The hospital.
Explanation:
:) *Making my answer up to 30 characters*
Answer:
B. Antibiotic B will compete with antibiotic A, making it more likely for bacteria to evolve
antibiotic resistance.
Explanation:
Answer:
<u>A. The Fourth Amendment</u>
Explanation:
The Fourth Amendment to the U.S. Constitution protects people's rights to be secure in their "persons, houses, papers, and effects", meaning that the government can not do searches and seizures to people's properties or belongings unless those searches and seizures are deemed reasonable under the law or legal and follow certain conditions. This Amendment was designed to protect people's privacy and to limit the government power so they can not act at the expense of citizen's rights.
