A thin protein filament - Study guides, Class notes & Summaries
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BPK 105 Exam Questions and Answers 2024/2025 | A+ GRADED 100% VERIFIED
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BPK 105 Exam Questions and Answers 2024/2025 | A+ GRADED 
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What is actin? Actin is a thin protein filament in muscle fibers that works with myosin for 
muscle contraction. 
What is myosin? Myosin is a thick protein filament in muscle fibers that interacts with actin 
to cause muscle contraction. 
What is a sarcomere? A sarcomere is the basic contracting unit in a muscle fiber, made of 
actin and myosin. 
What is troponin? Troponin is a protein on actin filaments; it binds calcium a...
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CanFitPro PTS Certification Questions with 100% Correct Answers | Latest Version 2024 | Verified
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Name the first regression of a squat? - Leg press 
What is PROM and APROM? - passive range of motion (someone helps you do the movement) and 
active range of motion (you do the movement on your own) 
What are the two protein filaments that slide over each other during a muscle contraction (sliding 
filament theory) - actin (thin filaments) and myosin (thick filaments) 
Where is the biceps femoris located? Name an opposing muscle - located in the lateral side of 
hamstring, rectus femoris 
Name t...
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GMS 6474 Final Exam Questions and Answers Already Passed 100% Verified Graded A 2024
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what does the SR store - proteins and calcium 
 
what is the role of the transverse tubules in the muscle fiber - allow inside of muscle to communicate with the outside of the muscle 
 
how is a sarcomere measured - from z-disc to z-disc 
 
what is contained in the I band of the sarcomere & what color is the band - thin filaments 
titin 
z-disc 
light (isotropic) 
 
what is contained in the A band of the sarcomere & what color is the band - thick filaments 
thin filaments 
dark (scatters lig...
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Bio 152 Final exam || Questions and 100% Verified Answers.
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e. All of the choices are correct except for myosin correct answers 9. The thin filament in skeletal muscle contains _____ molecules. 
 
a. actin 
b. myosin 
c. troponin 
d. tropomyosin 
e. All of the choices are correct except for myosin 
 
a. actin, myosin correct answers 9. Cross-bridges form between _____ and _____ during muscular contraction. 
 
a. actin, myosin 
b. actin, tropomyosin 
c. myosin, troponin 
d. myosin, tropomyosin 
e. troponin, calmodulin 
 
b. initiate changes in protein con...
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Bio 252 Final Exam Chamberlain LV Questions And Answers Already Graded A+
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Muscle Tissue Property: Electrical Excitability - Answer-ions are charged molecules that have 
different concentrations between a semipermeable membrane 
Muscular Tissue Property: Contractility - Answer-the ability to forcefully contract 
Muscular Tissue Property: Extensibility - Answer-the ability to stretch 
Muscular Tissue Property: Elasticity - Answer-the ability to return to your original shape 
Microscopic Anatomy of a Skeletal Muscle Fiber - Answer--each mature skeletal muscle fiber has 
...
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HBS Unit 4 Study Guide latest questions and answers all are correct graded A+
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Skeletal muscle - an organ specialized for contraction, composed of striated muscle fibers (cells), 
supported by connective tissue, attached to bone by a tendon or aponeurosis, and stimulated by somatic 
motor neurons 
Sarcomere - any of the repeating structural units of striated muscle 
Sliding filament mechanism - the explanation of how thick and thin filaments slide relative to one 
another during striated muscle contract to decrease sarcomere length 
Insertion - the attachment of a muscle t...
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GMS 6474 Exam Questions and Answers 100% Correct
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GMS 6474 Exam Questions and Answers 100% Correct 
Lecture 2 
Muscles can either be ____ or ____? - Answer- 1. Voluntary 
2. Involuntary 
What is one question to ask when comparing voluntary to involuntary muscles? - 
Answer- How is the underlying tissue metabolized? 
Cardiac functional syncytial vs smooth muscle functional syncytial? - Answer- Cardiac - 
pacemaker cells cause contractions 
Smooth - vasodilation/vasoconstriction 
True/False: Smooth muscle has striations? - Answer- FALSE! 
what tw...
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BPK 105 Final Exam Questions with 100% Correct Answers | Updated 2024 | Guaranteed Success
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What is actin? Actin is a thin protein filament in muscle fibers that works with myosin 
for muscle contraction. 
What is myosin? Myosin is a thick protein filament in muscle fibers that interacts with 
actin to cause muscle contraction. 
What is a sarcomere? A sarcomere is the basic contracting unit in a muscle fiber, made 
of actin and myosin. 
What is troponin? Troponin is a protein on actin filaments; it binds calcium and helps 
start muscle contraction. 
What is the sarcoplasmic reticulum? ...
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Anatomy And Physiology From Science to Life, 2nd Edition by Jenkins, Gail - Test Bank
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1. 
Which of the following tissues is always avascular? 
A) 
connective tissue 
D) 
epithelial tissue 
B) 
muscle tissue 
E) 
nervous tissue 
C) 
skeletal tissue 
 
 
 
Ans: D Difficulty: Medium 
 
2. 
A scientist who examines tissue changes that might indicate disease is called a 
A) 
histologist. 
D) 
epidemologist 
B) 
radiologist. 
E) 
endocrinologist. 
C) 
pathologist. 
 
 
 
Ans: C Difficulty: Easy 
 
3. 
The tissue lining body cavities is 
A) 
epithelial tissue. 
D) 
m...
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Test Bank Principles of Anatomy and Physiology, 12th Edition, by Bryan Derrickson, Gerald Tortora | Complete Guide A+
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Test Bank Principles of Anatomy and Physiology, 12th Edition, by Bryan Derrickson, Gerald Tortora Testbank Chapter 1. An Introduction to the Human Body Multiple Choice 1. This is the study of the functions of body structures. a. Anatomy b. Physiology c. Dissection d. Histology e. Immunology Ans: B Difficulty: easy Feedback: 1.1 2. This is defined as a group of cells with similar structure and function. a. Tissue b. Organ c. Molecules d. Compounds e. Organism Ans: A Difficulty: easy Feedback: 1.2...
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