The muscle fibers with the fastest contractions are slow oxidative fast oxidative O fast glycolytic fascicles

Q: which decreases cytoplasmic calcium ion concentration The relaxation of skeletal muscle relies on…

A:

Q: What intracellular protein of smooth muscle cells binds calcium and leads to contraction?…

A: Smooth muscles or involuntary muscles are types of muscles found in visceral organs. These…

Q: Most skeletal muscles contain which of the following? O fast twitch fibers O slow twitch fibers O…

A: * Skeletal muscle functions in voluntary actions hence called as voluntary muscle. *Skeletal muscles…

Q: Which is the order of glycolytic capacity between these muscle fiber types O I> lla > Ilx O Ix > la…

A: The contraction of the muscle fibre is explained by the muscle contraction theory by the 2 muscle…

Q: Elite sprinters have a high concentration of muscle fibers with the fastest cross-bridge cycling and…

A: Different kinds of muscles are present in the body, which help in locomotion and movement. These…

Q: Skeletal muscle cell(key terms: striated, contracting proteins, contractions, nucleus location) This…

A: Skeletal muscle cells are the cells that help us move and are compartmentalized in the body into…

Q: The endplate potential decreases with distance because

A: The end plate potential is a potential that propagates to the neighbouring patch of muscle fibre…

Q: The 2 main proteins in muscle cells are _______ and ___

A: According to the question, we have to mention the names of the two main proteins present in muscle…

Q: Describe the effect of adding salts then ATP, ATP and then salts, and addition of ATP and salts…

A: Glycerianted muscle is the muscle in which calcium ion is not required of its contraction  The…

Q: Why does a skeletal muscle fibers always produce the same amount of tension with a single stimulus?…

A: Muscle is a delicate tissue found in many creatures. Muscle cells contain protein fibers of actin…

Q: Type II (fast twitch) muscle fibers contain what properties?    Select 2 correct answer(s)…

A: Skeletal system are the major organ system of the human body that provides framework and structural…

Q: the process of muscle contraction, which of the following steps immediately precedes the influx of…

A: Muscle contraction:-  Is the response  a muscle has to any kind of stimuli where the result is…

Q: Can you help me the name of the label of all the number of the muscle model?

A: The muscular system consist of smooth muscles, skeletal muscles and cardiac muscles. The cardiac…

Q: The contraction of skeletal muscle fibers is prevented by regulatory proteins located on the: O thin…

A: Muscle contraction is referred to as the tightening of the muscles present in the body of an…

Q: Smooth muscle cells lack transverse tubules. True or False True False

A: Muscles constitute a set of specialized tissues which play an important role in body movements along…

Q: distance runners. All of tl igher concentration of gl

A: Elite sprinters make use of type II fibers more than other muscle fibers and are fast glycolytic…

Q: What are some adaptations/specializations that we see in skeletal muscle fibers that increase their…

A: Muscle cells are specific for contraction. It allows for motions and facilitates bodily processes…

Q: complete tetanus    Has increased muscle length with no change in tension.   eccentric…

A: The contraction of the muscle generates a force called as muscle tension. There is also generation…

Q: During cross bridge cycling in skeletal muscle, force is created by the power stroke of the: actin…

A: The cross bridge cycling exhibits the shortening of muscles because of the movement of the…

Q: Myofibis in muscle fibres are made up of repeating units of dark and light bonds called

A: Myofibril is a muscle cell that is shaped like a rod. Many chains of Myofibril bound together to…

Q: Myoglobin provides muscle fibers with a means of supplying ATP anaerobically. True or False

A: The globin is a globular protein that contains heme group and it plays a vital role in binding and…

Q: As sarcomere shortening progresses during muscle contraction, which structure gets progressively…

A: A muscle contraction:-It can be defined as an increase in the tension of the muscle.-It can also be…

Q: Why is smooth muscle shortening much slower than in skeletal muscle?

A: Muscles are soft tissues found in the body, composed of actin and myosin proteins. These are…

Q: Which of the following muscle fiber types has the highest mitochondrial concentration? A Type Ilb в…

A: Muscle fibers are made up of myofibrils, which are made up of the proteins actin and myosin in…

Q: Which of the following is in the correct order of largest to smallest O Muscle, bundle of…

A: The muscular system is a part of the cytoskeletal system, which is responsible for the movements…

Q: Why does a skeletal muscle cell generate the same amount of tension with each single stimulus? O…

A: Neural control initiates the formation of actin and myosin cross bridges, leading to the sarcomere…

Q: an isotonic concentric contraction, muscle length shortens muscle tension exceeds the force of the…

A: Concentric and eccentric isotonic contractions are the two forms of isotonic contractions. The…

Q: These agents affect rate of contraction

A: Introduction: The nervous system is organized into the peripheral nervous system (PNS) as well as…

Q: Smooth muscle is characterized by all of the following except _______. Group of answer choices has…

A: Smooth muscle is a non-striated type of muscle found in the walls of hollow organs and blood…

Q: In the absence of _____, a contracted skeletal muscle will not relax but will develop rigor mortis…

A: Introduction After the death of an individual, several changes take place inside the dead body. The…

Q: Which of the following is NOT true of fast oxidative skeletal muscle fibers? All of the above…

A: Introduction: Muscular fibres are cells found in muscle tissue that are designed specifically for…

Q: Perimysium surrounds individual muscle cells. O True False

A: The tissues in the human body are differentiated into four main divisions – epithelial tissue,…

Q: when a skeletal muscle is stimulated by nerve to contract acetylocholine first reaches Actin…

A: Cytoskeleton is an intracellular network of protein filaments present in the cytoplasm. There are…

Q: Which ion starts the muscular contraction by binding to myofilaments? Potassium Chloride Calcium…

A: The muscular system whose origin can be traced to the middle germ layeris responsible for the…

Q: abel the molecular components of the myofilaments from a close-up view of a model of a relaxed…

A: The contractional unit of muscle fibre is known as sarcomere which contain both thick and thin…

Q: Skeletal muscle fibers regularly divide by mitosis. True False

A: Muscle tissues are are the types of tissue which have proficiency to extend  , relax , possess…

Q: Which of the following shortens in length during skeletal mucle contraction? select all that apply…

A: During muscle contraction there occurs contraction of sarcomeres, as thick and thin filaments slide…

Q: A fatigued muscle will

A: Muscle refers to the soft tissue present generally in animals. Cells of muscle tissue are made up of…

Q: Which of the muscle fiber types have the lowest amount of capillaries, mitochondria, and myoglobin,…

A: Introduction : Types of skeletal muscle fibres, including slow vs fast twitch, are distinguished.…

Q: What contains troponin, is involuntary and intracellular calcium is necessary in muscle contraction?…

A: Calcium lets out from the sarcoplasmic reticulum through calcium particle channels when the membrane…

Q: Acetylcholinesterase is the enzyme that breaks down and inactivates acetylcholine. Some nerve gases…

A: Nerve gas binds to acetylcholinesterase enzyme but only at 1 site. Nerve gas has a phosphorus group…

Q: Muscle fiber contraction and nerve impulse conduction are similar in that both are response.

A: We can say that Muscle fiber contraction takes place when a muscle fiber is signaled by the brain…

Q: Skeletal muscle cells have the ability to do all of the following EXCEPT _____.     activating…

A: Skeletal muscle is a type of three major muscle types, the others being cardiac muscle and smooth…

Q: Lawrence Cherono from Kenya won the 2011 Boston Marathon. He probably has a in the muscle of his…

A: The skeletal muscle fibers are made up of two types of fibers namely the slow-twitch Type 1 fibers…

Q: Which of the following regions of a sarcomere does not change length during a contraction because it…

A: Skeletal muscles are voluntary muscles. The contraction and relaxation in the skeletal muscle enable…