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:
Feudalism
Explanation:
Feudalism was the leading way of political and economic life in the Medieval era. Monarchs, like kings and queens, maintained control and power by the support of other powerful people called lords. Lords were always men who owned extravagant homes, called manors, and estates in the country
Most schools agree on the basic elements for pre-medical education. Minimum course requirements include one year each of biology, general (inorganic) chemistry, organic chemistry, physics, and related lab work for each. In addition, about two-thirds require English and about one quarter require calculus.
Answer: to take a look inside and around the ears
Explanation: the dog may have either allergies, bacterial infection, or skin parasites so it is important to check for hot spots that may indicate a bacterial infection
Answer:
Based off of analyzing characters with leadership traits in books and history and so forth, I have come to the comclusion that a good leader is honest, inspirational, confident in him/herself and others, a great communicator, and are committed to achieving goals.
