High levels of caffeine are known to make people "jittery" or have shakey movements. Tests of people who have taken large doses of caffeine have shown increased amounts of Ca+ in their blood. Provide a hypothesis on what caffeine is doing to promote jittery movements?

Q: If Devan’s brain is producing serotonin and GABA, he would need to get plenty of which vitamins in…

A: The correct option is - Pyridoxine and pantothenic acid

Q: ou studied how neurotransmitter act and their use in medicine. Based on the information answer how…

A: Tetrahydrocannabinol (THC) is a psychoactive substance commonly called marijuana.

Q: hat is the

A: Effector is any organ or cells which active in response to a stimulus. When a body temperature is…

Q: Which of the following rows describes the change in heart rate, blood flow to skin, and glucose…

A: The parasympathetic division enhances Rest and Digest Activities  These responses support the…

Q: In a negative feedback loop, the effector produces changes that are a. in the same direction as the…

A: Introduction  Hormones play important role in normal physiology in our body. They control various…

Q: Which of these may be produced by the action of nitric oxide? a. Dilation of blood vessels b.…

A: Nitric oxide(NO) is a chemical compound. In mammals nitric oxide is a signalling molecule involved…

Q: Compare and contrast acetylcholine and norepinephrine

A: Both acetylcholine and norepinephrine are  neurotransmitter. But there are differences between them…

Q: Some researchers hypothesize that activity in certain regions of the brain represents the subjective…

A: The nervous system is one of the major control systems in our body which plays a major role in…

Q: A nurse uses a whirlpool to relax a patient following intense physical therapy to restore movement…

A: We know that Sense of pain is mediated by the nervous system. Neurons are the principal functional…

Q: Anesthetic drugs and anxiety-reducing drugs increase activity of GABA, decreasing brain excitation.…

A: Psychotropic medications influence the action, vision, thinking, or disposition of a person. It is a…

Q: Compare the sympathetic nervous system to the parasympathetic nervous system and the endocrine…

A: The endocrine and nervous systems are the two systems that work together to coordinate the body's…

Q: What would be the advantage to a wolf in having its sympathetic nervous system stimulate the…

A: The nervous system is a very complex organ system. The nervous system is divided into two major…

Q: Why does a smoker take more coffee to get the same buzz as a non-smoker? (hints: Explain it in terms…

A: NICOTINE- Nicotine is a substance found in cigarettes that makes quitting difficult. Nicotine has…

Q: A fight-or-flight response in the body is controlled by thea. sympathetic division of the nervous…

A: The nervous system is highly complex among different organ systems in animals. By transmitting…

Q: Which statement is TRUE about the blood-brain barrier (BBB)?   It protects the brain.  It protects…

A: Central nervous system is composed of mainly brain and spinal cord.CNS helps in integration of…

Q: Describe how the sensory-somatic nervous system reacts by reflex to a person touching something hot.…

A: The somatic nervous system is part within the peripheral nervous system. However, somatic refers to…

Q: Predict the effect of a substance that inhibits sodium channels from opening. How might this…

A: Introduction The neuron is the small but important functional unit of the central nervous system…

Q: A patient takes a stimulant that produces euphoria, as well as an increase in heart rate and blood…

A: Introduction Stimulants are known for enhancing CNS and PNS activity, despite their abuse. These…

Q: Activation of the parasympathetic branch of theautonomic nervous system(A) increases heart rate.(B)…

A: The peripheral nervous system (PNS) transmits signals from the senses to the central nervous system…

Q: Many potent insecticides contain toxins called organo- phosphates, which interfere with the action…

A: Organophosphates are the most common class of insecticides which when used in larger amounts without…

Q: discuss the effect of meditation on the brain.

A: It is a method of training attention and awareness. It helps in achieving cognitive clarity and…

Q: Choose a medication that acts as either an agonist or antagonist. Name of medication, the receptor…

A: Since, the situation for the agonist and antagonist drugs is not mentioned in the question. Let us…

Q: Can we control the amount of Dopamine secreted by the brain while carrying out those activities that…

A: We know that Dopamine is a hormone that is a feel-good neurotransmitter and is associated with…

Q: Think of possible explanations behind the changes in the PR and BP as the subject exerted physical…

A: Increasing and decreasing patterns observed in the pulse rate and blood pressure before and after…

Q: Which of the following homeostatic control systems anticipate fluctuations in a variable and speed…

A: Homeostasis is defined as a type of self-regulating process where the biological system of the…

Q: When do neural discharges in the brain have their strongest effect? a. When the discharge rate of…

A: Introduction: The basic unit of communication in the nervous system is the nerve cell (neuron). Each…

Q: ______allow a person to respond to environmental cues both during the day and at night a. Clock…

A: The living beings maintain homeostasis by interacting with the outside environment. Our body does…

Q: What is the role of nerve rings

A: A nerve ring is a ring of concentrated nervous tissue around the pharynx or oesophagus of many…

Q: ___________ are called “downers” because they depressthe central nervous system.

A: According to the question, we have to find out what are called "downers" because they depress the…

Q: Match the body temperature control item to the appropriate location in the negative feedback loop.…

A: Homeostasis is defined as the ability of the body to maintain internal environment condition with…

Q: In  a essay format compare and contrast  in details the  function  and details of the sympathetic…

A: Our body is controlled by nervous system. We have central nervous system and peripheral nervous…

Q: If a person is given an experimental drug, which response would indicate that this drug is an…

A: Answer:  EPINEPHRINE and NOREPINEPHRINE are the chemicals which acts as neurotransmitters in the…

Q: What could happen if a neurotransmitter level was too low or too high? Give an example.

A: Neurotransmitters are chemical messengers stored in synaptic vesicles and released in response to an…

Q: Describe the role of the hypothalamus in bringing about changes to the blood vessels of the human…

A: The hypothalamus is a minor brain area. It is found near the pituitary gland at the base of the…

Q: What happen when substance repeatedly stimulate the reward circuit ?

A: The brain is the most complex part of the human body. It regulates various stimuli-related functions…

Q: What would be the purpose of giving a drug that stimulates dopamine receptors to a stroke patient?…

A: Dopamine is a major neurotransmitter that is involved in brain sensorimotor functions. Stroke is an…

Q: What is NOT a function of the nervous system?   A. delivers oxygen to cells         B. coordination…

A: INTRODUCTION         In ourr human body nervous system is the major process for controlling,…

Q: Which of the following responses is an effector activated by the hypothalamus when the body…

A: Answer ; Option A is correct. - skeletal muscle contracts

Q: For the brain to use its main source of fuel, what does it also need? A. Steroid hormones B. Vitamin…

A: Glucose metabolism supplies the fuel for physiological brain activity by producing ATP, which serves…

Q: Which of the following describes the effect of the venom on the prey of the cobra?

A: Introduction Muscle contraction is a result of action potential generated by depolarization,…

Q: Which is an incorrect statement about simple nerve nets?  a- Neurons are randomly poisoned relative…

A: Answer :- Option (B) is correct. - They control the contraction and expansion of the gastrovascular…

Crime Scene Investigation

A crime scene refers to a place where a crime has occurred. The purpose of crime scene investigation (CSI) is to analyze the complete scene and catch the culprit based on the pieces of evidence collected from the place of crime. The people involved in this process are referred to as crime scene investigators.