Laboratory Manual For Human Anatomy & Physiology
4th Edition
ISBN: 9781260159080
Author: Martin, Terry R., Prentice-craver, Cynthia
Publisher: Mcgraw-hill Education,
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 21, Problem 1.2.4A
What is meant by the term motor unit recruitment?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
What is the size principle of motor unit recruitment?
Describe how each of the following factors influences motor unit recruitment:
a) Increasing contraction
b) Increasing force output
c) Increasing fatigue
Why is Excitation Contraction Coupling important?
Chapter 21 Solutions
Laboratory Manual For Human Anatomy & Physiology
Ch. 21 - What factors in addition to gender contribute to...Ch. 21 - Prob. 1.2.3ACh. 21 - What is meant by the term motor unit recruitment?Ch. 21 - Prob. 1.2.5ACh. 21 - Complete the following: Compare the strength of...Ch. 21 - Complete the following: Is there a difference in...Ch. 21 - Complete the following: Define muscle fatigue, and...Ch. 21 - Complete the following: Define dynamometry.
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Describe the structure and function of a motor unit, and define motor unit recruitment.arrow_forwardDescribe how each of the following factors influences motor unit recruitment: a) Increasing contraction speed b) Increasing force output c) Increasing fatiguearrow_forwardList the 3 major classes of motor proteins:arrow_forward
- A motor unit associated with the stimulation of skeletal muscle is designated as a 1:8 motor unit. Which of the following statements is correct? The motor unit consists of one somatic neuron and 8 myofibers (muscle fibers) Each of the myofibers in the motor unit is innervated by more than one neuron It is part of the autonomic nervous system The neuron in the motor unit is an afferent neuronarrow_forwardWhat does the term motor unit recruitment mean? Are you right-handed, left-handed, or ambidextrous? Which hand took the longest time to fatigue? Explainarrow_forwardUsing the values in Table 1: a)How does the EMG activity change when the velocity of the contraction is increased? b)What does this say about the relationship between motor unit recruitment and velocity?arrow_forward
- f) In relation to the size principle of motor unit recruitment, the mechanism of recruitment order is directly related to the: a) Size (cross-sectional area) of muscle fibres. b) Size (diameter) of the motor axons. c) Size of the motoneuron soma and dendrites. d) All of the above.arrow_forwardWhat is a motor neuron pool?arrow_forwardIn light of the “all or none” law of muscle contraction, how can you explain twitch recruitment (also called the graded response) when stimulating the muscle versus stimulating the nerve? Explain the difference in stimulation voltage required to elicit a maximum response when stimulating the nerve versus the muscle directly?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Human Physiology: From Cells to Systems (MindTap ...BiologyISBN:9781285866932Author:Lauralee SherwoodPublisher:Cengage Learning
Human Physiology: From Cells to Systems (MindTap ...
Biology
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Cengage Learning
The Sensorimotor System and Human Reflexes; Author: Professor Dave Explains;https://www.youtube.com/watch?v=M0PEXquyhA4;License: Standard youtube license