Points The movement of elements in the environment relative to the observer is called A.optic flow B.phi movement C.tau movement D.motion ecology Answer Key: A 1.0/ 1.0 Points Mirror neurons A.help an individual understand another person’s actions and react appropriately B.help the person imitate observed behaviors C.have been discovered in the premotor cortex D.all of the above Answer Key: D 1.0/ 1.0 Points The perceptual grouping of lights in biological
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Objective: To define a method to “Determine the effect and site of action of strychnine”. Requirements: Apparatus: * Beakers. * Syringe. * Mask. * Gloves. Subject: * Healthy Frog. Scope: Strychnine is highly toxic‚colorless‚crystalline alkaloid cause killing of small vertebrates e.g‚ dogs‚rodents because its site of action is spinal cord. Symptoms of severity: Severe nausea and vomiting ‚convulsions of
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Exercise 2: Skeletal Muscle Physiology: Activity 1: The Muscle Twitch and the Latent Period Lab Report Pre-lab Quiz Results You scored 20% by answering 1 out of 5 questions correctly. 1. Skeletal muscles are connected to bones by Your answer : c. ligaments. Correct answer: b. tendons. 2. Skeletal muscles are composed of hundreds to thousands of individual cells called Your answer : b. myofibrils. Correct answer: c. fibers. 3. The term motor unit refers to Your answer : a. all of the motor neurons
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the medication). · Signature of prescribing provider. 2. What are the best steps to take when a client refuses a medication? Always remember that even though a client has a right to refuse there is a need to follow protocol: Clients have the right to refuse to take a medication. Determine the reason for refusal‚ provide information regarding the risk of refusal‚ and notify the appropriate health care personnel‚ and document refusal and actions taken. Health Promotion and Maintenance 1. Briefly
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the items in the key to correctly identify the structures described below. G C ____________ ________ I ____________ ________ E ____________ ________ A ____________ ________ J ____________ ________ D ____________ ________ ____________ ________ 1. 2. 3. 4. 5. 6. 7. connective tissue ensheathing a bundle of muscle cells bundle of muscle cells c. contractile unit of muscle a muscle cell thin reticular connective tissue surrounding each muscle cell plasma membrane of the muscle fiber a long filamentous
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Chapter 2 Biology and Psychology MULTIPLE CHOICE 1. Which of the following would not be possible without the functioning of the nervous system? a. ideals‚ thoughts‚ and plans c. behaviors‚ emotions‚ and cognitions b. imagery and cognitions d. all of these ANS: D DIF: 2 REF: 2-26 OBJ: 1 MSC: TYPE: Conceptual 2. A(n) _________ is a nerve cell. a. axon c. dendrite b. neuron d. glial cell ANS: B DIF: 1 REF: 2-26 OBJ: 1 MSC: TYPE: Factual NOT: BTC 3. ________
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Chapter 2 Outline The Biological Perspective Neuron A specialized cell transmitting nerve impulses; a nerve cell Dendrites Dendrites are treelike extensions at the beginning of a neuron that help increase the surface area of the cell body and are covered with synapses Soma The soma is the cell body of a neuron. Axon The Axon of a neuron is a singular fiber that carries information away from the soma to the synaptic sites of other neurons (dendrites and somas)‚ muscles‚ Glial
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acetylcholine. | |Actin |A protein found in muscle cells. It is the main component of the thin filaments. | |Action potential |A brief reversal of the resting potential across the cell surface membrane of a neurone. All action | |
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increases. Effect of Stimulation Frequency on Contraction 2. As the frequency of stimulation increases‚ the force of contraction: increases. Materials and Methods Measurement of Threshold Stimulus 1. Dependent Variable contraction force 2. Independent Variable stimulation voltage 3. Controlled Variables muscle fiber length; frequency of stimulation; temperature Effect of Muscle Length on Contraction 1. Dependent Variable contraction force 2. Independent Variable muscle fiber length 3. Controlled
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Week 2- Test Brain Response of Behavior Fill in the Blank & Multiple Choice- 2.5 pts each Name: (1). _________ focuses on the study of the brain and the nervous system. Answer:_ neuroscience_____ (2). _______ vary widely in size and shape but are the smallest unit of the nervous system. Answer:___ Neurons___ (3). _____________make neurons different than other cells. Answer:____dendrites________________ (4). The ______________is a tiny space between the axon terminals
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