Thick myofilaments are m Study guides, Class notes & Summaries
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ANP 319 LAB PRACTICAL 2 EXAM 2024 WITH 100% CORRECT ANSWERS
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ANP 319 LAB PRACTICAL 2 EXAM 2024 WITH 100% CORRECT ANSWERS 
 
Sarcomere anatomy (what each is made of) - correct answer Z-line: made of alpha actin, establishes ends of sarcomere and is actin anchor point. 
I-Band: Segment of only actin 
H-zone: Segment of only myosin 
A-Band: Segment of myosin and its actin overlap 
M Line: Innervates the sarcomere? establishes center. Made of *Myomesin* 
 
What gets shorter and what doesnt when sarcomere contracts - correct answer Does: Sarcomere (z line to z...
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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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NSCA CSCS Chapter 1 Exam Questions with Answers
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NSCA CSCS Chapter 1 Exam Questions with Answers 
neuromuscular junction - Answer-junction between motor neuron and muscle fibers it innervates 
 
motor unit - Answer-motor neuron and muscle fibers it innervates 
 
myofibrils - Answer-contain the apparatus that contracts muscle cells 
 
myofilaments - Answer-actin and myosin 
 
myosin - Answer-thick filament 
 
actin - Answer-thin filament 
 
longitudinally - Answer-mysoin and actin arranged this way in the sarcomere 
 
sarcomere - Answer-smalle...
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EEOB Exam 8 Versions Questions and Answers Graded A 2024
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C. Sarcomere 
During cross bridge cycling in skeletal muscle, the _____ shortens 
A. A band 
B. Z line/disc 
C. Sarcomere 
D. M line 
B. It begins after calcium binds to troponin 
Which is a correct statement about the sarcoplasmic reticulum? 
A. Energy is provided when ADP and Pi detach from the actin head 
B. It begins after calcium binds to troponin 
C. The binding of an ATP causes the deflex of the crossbridge 
D. The process is based on a series of convergence changes 
D. One ATP was being ...
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Exam 3 Bio 168 questions with correct answers|100% verified|21 pages
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Exam 3 Bio 168 questions with correct answers 
Three types of muscular tissue Correct Answer--skeletal muscle 
-cardiac muscle 
-smooth muscle 
 
Function of skeletal muscle Correct Answer--produce skeletal movement 
-maintain body position/stability 
-guard body openings 
-maintain body temperature 
 
What are the three connective tissue layers in the muscular system and how are they organized? Correct Answer-3 sheaths of connective tissues organized as: 
 
1) epimysium (surrounds whole muscle...
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Biology 235 Physiology - Exam #2 Questions With Verified Answers
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Biology 235 Physiology - Exam #2 Questions 
With Verified Answers 
What are the three types of muscle tissue? - answer1) Skeletal muscle 
2) Cardiac muscle 
3) Smooth muscle 
What are the characteristics of skeletal muscle? - answer- Long, cylindrical cells 
- Multinucleate 
- Striated with numerous fine bands 
- Voluntary 
- Neurogenic, it requires a nerve to stimulate it 
What are the characteristics of smooth muscle? - answer- Spindle shapes 
- Flat and unstriated 
- Single nucleus 
- Involun...
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BIOD151 - Module 5 Summary, Complete Solution With pictures and diagrams For Your Module 5 Exams.
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BIOD151 - Module 5 Summary, Complete Solution With pictures and diagrams For Your Module 5 Exams. 
 
 
Figure 5.1 Posterior view of the nervous system. The brain and spinal cord (central nervous system) connect to the peripheral nervous system. Examples of peripheral nerves are spinal nerves (cervical, thoracic, and lumbar), the upper trunk of the brachial plexus, and the radial nerve. 
 
(3) Divisions of the Spinalis 
thoracis, cervicis, capitis 
 
Spinalis Thoracis 
Origin: spinous processes ...
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HKR 3310 Neuromuscular Review exam 2023 with 100% correct answers
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Z-disc or Z-line - correct answer The ___ delineates the end of a sarcomere 
 
thick and thin myofilaments slide past each other and retain the same length - correct answer The sliding-filament theory proposes that muscle fibers shorten or lengthen because 
 
inhibit calcium uptake by the mitochondria - correct answer Tropomyosin's major function 
 
Elasticity - correct answer The ability of a muscle to return to resting length after being stretched 
 
Myofibrils - correct answer contain contra...
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NWHSU histology 1 exam 3 Questions and Answers Latest Updated
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NWHSU histology 1 exam 3 Questions and Answers Latest Updated 
3 types of muscle? 
1. Skeletal [striated, voluntary] 
2. Smooth [visceral involuntary] 
3. Cardiac [striated, continuous rhythmic contract] 
 
 
 
1. One anatomical muscle is surrounded by __________? 
2. One fascicle is surrounded by ___________? 
3. One muscle fiber is surrounded by ________________? 
1. Epimysium (fascia) 
2. Perimysium 
3. Endomysium 
 
 
 
In a muscle fiber 
1. What is the cytoplasm called? 
2. What is the plas...
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BIO 210 TEST #3 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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1 
BIO 210 TEST #3 EXAM | QUESTIONS & 
ANSWERS (VERIFIED) | LATEST UPDATE | 
GRADED A+ 
CHAPTER 8 
JOINTS AND ARTICULAR MOVEMENTS 
joint 
Correct Answer: articulation; the junction of two or more bones 
structural classification of joints 
Correct Answer: focuses on the material binding the bones together and whether or not 
a joint cavity is present (fibrous, cartilaginous, and synovial joints) 
functional classification of joints 
Correct Answer: based on the amount of movement allowed at ...
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