Twitch - Study guides, Class notes & Summaries

AAMC FL3 BB Exam 2024 Individual M has longer limbs and muscles than Individual N. Both individuals lift the same amount of weight from the ground to their shoulders an equal number of times. If all repetitions were completed in synchrony, which statement about the amount of work completed by the individuals is true? At the end of the workout: A.both individuals will have done the same amount of work because the force was applied for the same duration of time. B.Individual M will have don...

NFPT Practice Test 1 Latest 2023 Graded A The muscle fiber type recruited for an endurance event, such as a marathon, would be which of the following? Red slow twitch Red fast twitch White fast twitch White slow twitch Red Slow Twitch Which of the following could be a reason that muscles experience atrophy? Strength training Extreme sports Aging process Daily exercise Aging process Where are the Rhomboid muscles located? Deep, beneath Traps Deep, beneath Biceps Femoris Superficial, i...

Interrelation of nervous, muscular, and skeletal systems to create movement - correct answer Kinetic chain brain and spinal cord, coordinates activity of body parts - correct answer Central nervous system all nerves branching off spinal cord, extending out to the body - correct answer Peripheral nervous system sense distortion in body tissues - correct answer mechanoreceptors mechanoreceptor that senses changes in tension - correct answer Golgi tendon organs mechanoreceptor that s...

Exam 1: NR283 / NR 283 (NEW Update 2024/2025) Pathophysiology Review| Guide with Questions and Verified Answers| 100% Correct -Chamberlain QUESTION What are 5 causes of dehydration? Answer: 1. Vomiting and diarrhea 2. Excessive sweating with loss of sodium or water 3. Diabetic ketoacidosis with loss of fluid, electrolytes, and glucose in urine 4. Insufficient water intake 5. Use of a concentrated formula in an infant QUESTION Sodium Answer: -primary cation in ...

Body Types correct answers mesomorph, ectomorph, endomorph How much does muscle strength decrease between the ages of 25-75 correct answers 30% most strength decreases after what age correct answers 50 years and up after menopause most rapid decline of muscular strength correct answers 80 years of age What Factors affect your ability to gain strength correct answers -genetics -physical activity/exercise -nutrition status -nervous system activation -environmental factors -endocr...

sliding-filament theory - ANSWERActin filaments at each end of the sarcomere slide inward on myosin filaments, pulling the z-lines toward the center of the sarcomere and thus contracting the muscle fiber. motor unit - ANSWERa motor neuron and the muscle fibers it innervates proprioceptors - ANSWERspecialized sensory receptors that provide the central nervous system w/ information needed to maintain muscle tone and perform complex coordinated movements. bodily awareness of kinesthetics ...

Assume that a certain species with sex chromosomes R and S exists such that RR individuals develop as males and RS individuals develop as females. Which of the following mechanisms would most likely compensate for the potential imbalance of sexchromosome gene products between males and females of this species? - ️️- inactivation of one R chromosome in males because males of the species have two copies of the R chromosome, whereas females have one R chromosome and one S chromosome. There...

This type of muscle blends into tendinous insertions that attach to bones, pulling them, which produces the desired movement. a. skeletal muscle b. swoll muscle c. cardiac muscle d. smooth muscle - correct answer a. skeletal muscle Muscle are connected to bones by what? a. ligaments b. tendons c. science is still investigating d. motor units - correct answer b. tendons What type of muscle fibers are referred to as coach potato fibers? a. IIy b. IIa c. Fascia d. IIx - correct a...

Power equation= P=fv f=force v=velocity Which of the following is LEAST likely to occur in a muscle fiber that is metabolizing anaerobically? A.Fermentation of glucose to lactic acid B.Phosphorylation of ADP within the electron transport chain C.Depletion of stores of glycogen D.Acidification of the cytoplasm B fast-twitch muscle Muscle fibers that contract rapidly and powerfully, with little endurance. They have few mitochondria and large glycogen reserves. They depen...

Which is the key component to quickness? A. Maximum speed B. Acceleration rate C. Core strength D. Directional change - Answer B. Acceleration rate Which exercise maintains the longest kinetic chain? A. Pull up B. Leg press C. Overhead squat D. Dumbbell chest press - Answer C. Overhead squat What is the greatest limiting factor to racking the weight during cleans? A. Trunk strength B. Upper body mobility C. Spinal extension ROM D. Lower body strength - Answer B. ...