Sarcolemma Study guides, Class notes & Summaries

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...

What is the connective tissue covering that encloses the sarcolemma of an individual muscle fiber? A) epimysium B) perimysium C) endomysium D) periosteum - Answer C) endomysium What is a fascicle? A) muscle B) bundle of muscle fibers enclosed by a connective tissue sheath C) bundle of myofibrils D) group of myofilaments - Answer B) bundle of muscle fibers enclosed by a connective tissue sheath What are the differences, if any, in the composition for thick and thin myofilame...

Exam 1: BIOS 252 / BIOS252 (Latest 2024/ 2025 Update) Anatomy and Physiology II Exam Review| Questions and Verified Answers| 100% Correct| Grade A - Chamberlain Q: What is the name of the chemical that is secreted by the synaptic end bulb and is used to stimulate or inhibit another cell? A. Chemical receptors B. Meninges C. Neurotransmitters D. Saltatory conduction Answer: C. Neurotransmitters Q: Using stimulation like pressure or stretching to open a cell membran...

VTNE Practice Questions with correct answers What is a sarcolemma? A calcium storage unit in the muscle A contractile cell in the muscle Connective tissue putting muscle fibers into groups The cell membrane which encloses a muscle fiber - ANSWER-The cell membrane which encloses a muscle fiber ` You make a 1:5 dilution of a serum sample and measure the urea nitrogen. The analyzer reads th

ACSM CPT Exam Review Questions 2023 What is the function of the tricuspid valve? A. It acts as a pacemaker. B. To pump blood through the heart. C. Prevents backflow of blood to the left atrium. D. Prevents backflow of blood to the right atrium. What is the fundamental unit of muscle contraction? A. Myofibril B. Sarcomere C. Myosin D. Sarcolemma Which chamber of the heart is responsible for pumping oxygenated blood to the body? A. Right ventricle B. Left ventricle C. Right atr...

WGU C107 Anatomy and Physiology Study Guide QUIZ WITH CORRECT SOLUTIONEpi Means "outside" or "over" Peri Means "around" Endo Means "inside" Mysium Muscle Superior Above (or toward the head) Inferior Below (or toward the feet) Dorsal Back Ventral Front Superficial Toward or on the surface Deep Away from the surface Distal Farther from the trunk or origin Proximal Closer to the trunk or origin Medial Toward the midline L...

NSCA CSCS Terminologies (New 2023/ 2024 Update) Questions and Verified Answers | 100% Correct| Grade A QUESTION tropomyosin funs along the length of the actin filament in the groove of the double helix QUESTION acetylcholine Answer: diffuses across the neuromuscular junction, causing excitation of the sarcolemma QUESTION all or none principle Answer: once a sufficient amount of acetylcholine is released, an action potential is generated across the ...

Which of the following is the largest? a. myofilament b. myofibril c. muscle cell d. fasicle correct answer: muscle cell muscle cells correct answer: Shorten to cause movement of the body. They move the skeleton, heart, and internal organs Sacrolemma correct answer: muscle cell membrane scaroplasm correct answer: cytoplasm of a muscle cell sarcoplasmic reticulum (SR) correct answer: specialized smooth endoplasmic reticulum, which stores, releases, and retrieves Ca++ wha...

ACSM CPT Exam Review Questions and Answers 100% AccurateACSM CPT Exam Review Questions and Answers 100% AccurateACSM CPT Exam Review Questions and Answers 100% Accurate What is the function of the tricuspid valve? A. It acts as a pacemaker. B. To pump blood through the heart. C. Prevents backflow of blood to the left atrium. D. Prevents backflow of blood to the right atrium. - ANSWER-Answer: D What is the fundamental unit of muscle contraction? A. Myofibril B. Sarcomere C. Myosin D...

What is the function of the tricuspid valve? A. It acts as a pacemaker. B. To pump blood through the heart. C. Prevents backflow of blood to the left atrium. D. Prevents backflow of blood to the right atrium. - correct answer Answer: D What is the fundamental unit of muscle contraction? A. Myofibril B. Sarcomere C. Myosin D. Sarcolemma - correct answer Answer: B Which chamber of the heart is responsible for pumping oxygenated blood to the body? A. Right ventricle B. Left ventri...