Biology: The Unity and Diversity of Life (Looseleaf)
15th Edition
ISBN: 9781337408417
Author: STARR
Publisher: CENGAGE L
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 35, Problem 13SQ
_______ from a motor neuron excites a muscle fiber.
- a. ACh
- b. Calcium
- c. GABA
- d. Phosphate
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
In sustained, moderate exercise, skeletal muscle is predominantly using ______________ as its energy source. a. amino acids b. glucagon c. fatty acids d. creatine phosphate
In relaxed muscle, the myosin-binding site on actin is blocked by ________. a. titin b. troponin c. myoglobin d. tropomyosin
The muscle relaxes if no new nerve signal arrives. However the neurotransmitter from the previous stimulation is still present in the synapse. The activity of ________ helps to remove this neurotransmitter. a. myosin b. action potential c. tropomyosin d. acetylcholinesterase
Chapter 35 Solutions
Biology: The Unity and Diversity of Life (Looseleaf)
Ch. 35 - Prob. 1DAACh. 35 - Prob. 2DAACh. 35 - Prob. 3DAACh. 35 - Prob. 4DAACh. 35 - An endoskeleton consists of _________. a. a fluid...Ch. 35 - Prob. 2SQCh. 35 - Prob. 3SQCh. 35 - A ligament connects ________. a. bones at a joint...Ch. 35 - Prob. 5SQCh. 35 - The ___ attaches to the pelvic girdle. a. radius...
Ch. 35 - The ________ is the basic unit of contraction. a....Ch. 35 - In sarcomeres, phosphate-group transfers from ATP...Ch. 35 - A sarcomere shortens when ________. a. thick...Ch. 35 - Prob. 10SQCh. 35 - Prob. 11SQCh. 35 - A motor unit is _________. a. a muscle and the...Ch. 35 - _______ from a motor neuron excites a muscle...Ch. 35 - The sarcoplasmic reticulum stores and releases...Ch. 35 - Match the words with their defining feature. _____...Ch. 35 - Continued strenuous activity can cause lactate to...Ch. 35 - After death, calcium pumps no longer function and...Ch. 35 - Bully whippets are homozygous for a deletion of...Ch. 35 - Athletes tend to have stronger bones than...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Describe Mendels conclusions about how traits are passed from generation to generation.
Concepts of Genetics (12th Edition)
The appearance of glucose in the urine a. occurs normally. b. indicates the presence of kidney disease. c. occu...
Human Physiology
2. Why is it that the range of resting blood pressures of humans is best represented by a bell-shaped curve co...
Human Biology: Concepts and Current Issues (8th Edition)
Describe the evolution of mammals, tracing their synapsid lineage from early amniote ancestors to true mammals....
Loose Leaf For Integrated Principles Of Zoology
What are the cervical and lumbar enlargements?
Principles of Anatomy and Physiology
Define histology.
Fundamentals of Anatomy & Physiology (11th Edition)
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
- Muscle that has a striped appearance is described as being a. elastic b. nonstriated c. excitable d. striatedarrow_forwardA decline in a skeletal muscle's ability to maintain a constant level of force or tension after prolonged repetitive stimulations is called A. complete tetanus B. recruitment C. fatique D. rigor mortisarrow_forwardWhen a higher voltage is applied to the skeletal muscle, the force of contraction _____ and recruitment of more motor units occurs called ________ summation. A. increases, spatial B. increases, temporal C. decreases, temporal D. decreases, spatialarrow_forward
- Which of the following sentences is NOT correct? A. White fibers make up fast-twitch muscle B. Muscle spindle is a type of receptor that detects muscle length C. Exocrine gland secretes its product directly into the bloodstream D. When an action potential is generated within a motor neuron, every muscle cell of the motor unit is stimulated to contractarrow_forwardA bacterial toxin is known to block the release of ACh at the motor end plate of skeletal muscle. Consequently, a. the skeletal muscle contracts with increasing force. b. the skeletal muscle contracts with increasing frequency. c. the ability to stimulate the muscle is impaired. d. other neurotransmitters would stimulate the muscle.arrow_forwardThe type of muscle cell under voluntary control is the ________. a. smooth muscle b. skeletal muscle c. cardiac muscle d. visceral musclearrow_forward
- Which of the following is true? A. Muscle fibers either will contract with all the force possible under existing conditions or will not contract at all. B. Skeletal muscles can contract with varying degrees of strength given different circumstances. C. Muscle length does not have an effect on contractile strength. D. Metabolic condition of the myocyte does not have an effect on contractile strength.arrow_forwardDuring muscle contraction, calicum ions bind to A. Actin Filaments B. Tropomyosin C. Troponin D. Myosin Filamentsarrow_forwardMuscle relaxation occurs when ________. a. calcium ions are actively transported out of the sarcoplasmic reticulum b. calcium ions diffuse out of the sarcoplasmic reticulum c. calcium ions are actively transported into the sarcoplasmic reticulum d. calcium ions diffuse into the sarcoplasmic reticulumarrow_forward
- The action potential of skeletal muscle A. is not essential for contraction. B. is longer than the action potential of cardiac muscle. C. has a prolonged plateau phase. D. causes the immediate uptake of calcium ions into the lateral sacs of the sarcoplasmic reticulum. E. spreads inward to all parts of the muscle via the T tubules.arrow_forwardCompared with skeletal muscle, visceral smooth muscle a. has the same ability to be stretched. b. loses the ability to contract forcefully when stretched. C. maintains about the same tension, even when stretched. d. cannot maintain long, steady contractions. e. can accumulate a substantial oxygen deficitarrow_forwardWhich protein is not part of the thin filament in a muscle fiber? A. Actin B. Myosin C. Tropomyosin D. Troponinarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Comprehensive Medical Assisting: Administrative a...NursingISBN:9781305964792Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy CorreaPublisher:Cengage Learning
Comprehensive Medical Assisting: Administrative a...
Nursing
ISBN:9781305964792
Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Publisher:Cengage Learning
GCSE PE - ANTAGONISTIC MUSCLE ACTION - Anatomy and Physiology (Skeletal and Muscular System - 1.5); Author: igpe_complete;https://www.youtube.com/watch?v=6hm_9jQRoO4;License: Standard Youtube License