Describe how GSR and Heart rate interact with the PSNS and SNS

Q: A drug that blocks the cardiac muscarinic receptor might be expected to: Increased heart rate…

A: Muscarinic acetylcholine receptors are G-protein coupled receptor that contains a…

Q: Outline two mechanisms by which information flowbetween two neurons in an adult can increase.

A: Neurons are the structural and functional units of the nervous system. The flow of information from…

Q: Would a lower inervation raio Mear higher or Lower Control of Musele?

A: The number of non-motorized muscle contractions expressed by motor neurons, especially the normal…

Q: activities demand more body movements? Explain. Give 2 systems that are directly affected whenever…

A: * when we exercise we feel increasing in breathing and hear beat too. * we require more oxygen when…

Q: Describe two effects on the heart of sympathetic nervous system stimulation.

A: Introduction: The nervous system is categorized into the peripheral nervous system (PNS) and the…

Q: Why is it possible for acetylcholine to actually cause an increase in stroke volume, even though…

A: Acetylcholine is one of the most vital neurotransmitter in the human body, that is seen in both the…

Q: What is the physiological function of pulse rate in response to persons active activities?

A: the measurement of heart rate or the number of heart beats is called pulse rate. when a person…

Q: Atropine works by blocking acetylcholine receptors. If you add acetylcholine to the heart, followed…

A: Many vital physiological processes in the human body are regulated by the autonomic nervous system…

Q: Discuss the mechanisms by which the SCN synchronises circadian rhythms in the periphery

A: Circadian rhythm is referred to as the sleep-wake cycle. This cycle is repeated every 24 hours for…

Q: How does acetylcholine cause a decrease in heart rate?

A: Acetylcholine is a neurotransmitter of autonomic nervous system of human. It releases from…

Q: Compare and contrast sympathetic and parasympathetic control of heart rate

A: The sympathetic and parasympathetic nervous systems are part of the autonomic nervous system that…

Q: Discuss how the SA and AV nodes control the contractionsof the heart muscle, as well as how these…

A: A network of specialized muscle cells is present in the walls of the heart. These muscle cells are…

Q: The output from the hypothalamus and the other brain areas to the effectors is via?

A: The effectors can be described as the bodily organs, tissues, or muscles activated in response to…

Q: Fewer action potentials travel up the afferent nerves to the medullary cardiovascular center, and…

A: The cardiovascular center is part of the autonomic nervous system and is responsible for controlling…

Q: In the absence of neural and hormonal influences the SA node generates action potentials at a…

A: The SA node's primary role is to serve as the heart's natural pacemaker. It starts an action…

Q: How does the excitation-contraction coupling in skeletal muscles and in cardiac muscles differ?

A: Introduction: The excitation/ depolarization of the muscle fiber results in developing action…

Q: Predict the effects of a drug that blocks the sympathetic nervous system on blood pressure and heart…

A: Sympathetic nervous system (SNS) and para sympathetic nervous system are the two main divisions of…

Q: What factors influence the impulse conduction rate?

A: Neurons transmit signals electrochemically, indicating that an electrical impulse is triggered by…

Q: If you are to graph pulse rate in respinse to your active body activites, how will the graph look…

A: The cardiovascular system is influenced by physical activities and based on the response, intensity,…

Q: A drug that blocks the cardiac muscarinic receptor might be expected to: Increased heart rate…

A: Cardiac muscarinic antagonists are the agent that inhibits the function of the muscarinic receptors.…

Q: Discuss the baroreceptor reflex and explain its influence on blood pressure and heart rate.

A: Homeostasis is the mechanism that is performed by the body's physiological processes to maintain…

Q: If SA node (=natural pacemaker) fıring rate is 100 potentials per minute, but resting heart rate of…

A: Introduction: Some cardiac tissues are concerned with the initiation (impulse generation), and…

Q: Parasympathetic – Slows heart rate because it increases flow through _____ channels and decreases…

A: The parasympathetic nervous system can be defined as the type of nervous system that conserves the…

Q: please shortly describe the sympathetic and parasympathetic system’s role during cardio exercise…

A: The autonomic nervous system is divided into three parts:- 1)  Sympathetic nervous system (SNS) 2)…

Q: Draw a pair of curves relating end-diastolic volume and strokevolume, with and without sympathetic…

A: The EDV represents the filled volume of the ventricle prior to contraction, and the ESV represents…

Q: Activation of which adrenergic receptor in the heart increases both heart rate and stroke volume?…

A: G protein-coupled receptors (GPCR) are the intermembrane receptor present on the cell membrane with…

Q: Why are neural or hormonal inputs needed for slow waves to be conducted?

A: Slow waves are generated in interstitial cells of Cajal in smooth muscles. These waves spread to the…

Q: explain how heart rate and stroke volume are regulated include the role of parasympathetic ans…

A: Heart rate: Is the number of times the heart beats in a minute. It is regulated by the autonomic…

Q: Explain how the accelerometer and the EMG electrodes work together to generate data on response…

A: An accelerometer is a gadget that tests a structure's vibration or movement acceleration. The…

Q: How is long refractory period beneficial for cardiac muscles?

A: Introduction: The heart is a muscular beating organ that transports deoxygenated blood to the lungs…

Q: What is the effect on CO with the increase in heart rate (HR) and blood pressure (MAP)?

A: Cardiac output is the total amount of blood pumped from the heart. This will be relatively affect…

Q: In response to a severe hemorrhage, blood pressure lowers, the heart rate increases dramatically,…

A: The human body is made of different organ systems. Each of them is involved in maintaining the…

Q: Which of the following is NOT true regarding sympathetic stimulation of heart? Select one: Rate of…

A: The Sympathetic system get activated during any emotional excitement , exercise or several other…

Q: Define the term autoreceptors?

A: Introduction  Hormones regulate various physiological activities of the body such as growth,…

Q: what is atropine competing with ? what is its effect on heart activity ?

A: Atropine a non-selective muscarinic receptor inhibitor used in the treatment of acute sinus node…

Q: Compare the location and three basic effects of theSNS and the PNS.

A: The nervous system is an element of the organism of an animal that coordinates its conduct and…