When skeletal muscle gets larger with exercise training, which of the following best describes the cellular changes.     mostly fiber hyperplasia with some fiber hypertrophy     entirely fiber hyperplasia     equal contributions of fiber hypertrophy and fiber hyperplasia     mostly fiber hypertrophy with some fiber hyperplasia

Q: 28 This position is held for 1 minute. What type of contraction is this considered? isometric…

A: Hi! Thank you for your question. As you’ve mentioned in the description, we’re solving the first…

Q: Smooth muscle has actin/myosin, why is it not striated? (consider what striation can provide). What…

A: Types of muscles There are three major types of muscles in humans. These are, Skeletal muscle…

Q: 11. Arrange the following in statements in the order that they occur, by adding a number: nf.e ACh…

A: In the above question, given statement is about the mechanism of muscles contraction and relaxation.…

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

A: muscles are the tissues which helps in movement and locomotion . they  contract and relax based on…

Q: 16. When muscle contract slowly and last longer, we are talking about: * Skeletal muscle Smooth…

A: Muscle contraction is a process that occurs when tension-generating regions within muscle cells are…

Q: Why is it logical that there are no muscle fibers classified asslow-glycolytic?

A: There are 3 types of muscle Fibres. Type I= slow oxidative Type II=fast oxidative Type III=fast…

Q: Note the color of each three types of muscle fiber: slow twitch, fast twitch oxidative and fast…

A: Slow twitch muscle fibers:  Resistant to fatigue  For sustained,smaller movements and control of…

Q: Describe the mechanical and biochemical properties of human skeletal muscle fiber types.

A: The Muscle is a soft tissue that is responsible for producing force and motion facilitated by the…

Q: Describe what is meant by muscle fiber "cross-bridges". What occurs to enable movement of the…

A: Muscular system is a body system which is involved in regular contraction and relaxation resulting…

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: 8. Assuming two skeletal muscle fibers have the same myosin ATPase activity, and both are producing…

A: Isotonic contraction :- During isotonic contraction of muscle, same tension maintained while the…

Q: Explain the characteristics of these muscle fibers: slow twitch, fast twitch oxidative and fast…

A: Skeletal muscle fibers are striated tissues. These tissues are under the control of the somatic…

Q: List five proteins of the myofilaments and describe their physical arrangement?

A: Muscles are the soft tissue found in our bodies. Muscles work to create strength and movement. They…

Q: Explain why skeletal muscle fibers appear striated.

A: The muscular system comprises three major types of muscle cells - smooth muscle, cardiac muscle, and…

Q: Describe the types of skeletal muscle fibers based on: Structural differences (chemical and…

A: Skeletal muscle fibers are incredibly diverse and adaptable, playing a crucial role in our ability…

Q: Explain the difference between a single muscle fiber contraction and a skeletal muscle contraction…

A: When an Action Potential travels along the Nerves to the Muscles, a Muscle Contraction is triggered.…

Q: Briefly discuss the abundance of sarcoplasmic reticulum in skeletal muscle in relation to its…

A: The sarcoplasmic reticulum is the major intracellular organelle for controlling the cytosolic…

Q: Identify three microscopic components of muscle cells notfound in other types of cells.

A: Myocytes or muscle cells are the cells that constitute muscle tissue. Muscle tissues are responsible…

Q: 1. Which of the following is a possible way to distinguish between muscle types? A) Skeletal muscle…

A: Muscle tissues are densely packed with cells and are well-vascularized; they are responsible for the…

Q: 34- Which of the following sentences is incorrect: a- Muscle fibers and neurons are similar because…

A: there needs a correction in question part. it is saltatory conduction.

Q: Which of the following is the smallest: muscle fiber, thick filament, or myofibril? Which is…

A: Myofibrils are made up of small structures known as Myofilaments. There are basically two main kinds…

Q: Match the following terms with the correct numbers in the figure below Sarc oplasmic reticulum…

A: Anatomy is the part of science concerned about the investigation of the structure of life forms and…

Q: When discussing the hierarchy of skeletal muscle organization, the is the Highest level of…

A: Humans consists of various systems one such system is the muscular system that consists of muscle in…

Q: Describe the major events that occur when a muscle fiber contracts. Include all chemicals,…

A: Numerous bundles which make up the skeletal muscle are called fascicles and each of these is…

Q: Compare and Contrast the composition and function of the three different types of muscle fiber and…

A: The three types of muscle fiber are slow oxidative (SO), fast oxidative (FO) and fast glycolytic…

Q: Describe the functions of skeletal muscle proteins.

A: skeletal muscle have different type of protein such as myosin ,actin, tropomyosin and troponin. 1)…

Q: 14. The plasma membrane of a muscle fiber is called a 15. A myofibril consists of and filaments that…

A: The muscle tissue is one of the basic tissue in the body that is responsible for contraction and…

Q: Describe the structural features of smooth musclecells and contrast them with skeletal musclefibers.

A: The muscular tissue is made up of cells that are specialized for contraction and are called muscle…

Q: 21. Summarize the events that occur during the Excluation-Contraction Coupling Phase in a skeletal…

A: Neurons are the cellular components of the nervous system that help in nerve impulse transmission.…

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 these statements below would NOT BE TRUE regarding skeletal muscle activity? O most muscles…

A: Skeletal muscles are the voluntary muscles which works with the will of a person. These muscles are…

Q: Explain differences in mitochondria for the three types of muscle fiber: slow twitch, fast twitch…

A: Muscle fibers are cylindrical fibers composed of myofibrils. They have more than one nucleus and…

Q: Discuss two physiological categories of muscle fibers and their respective advantages?

A: Muscles can be defined as the type of soft tissues which consist of the actin and myosin filament.…

Q: Describe four muscle proteins and their functions.

A: We can say that Muscle contraction can be described as the process occurring within the muscle…

Q: Which of the following is NOT correct regarding muscle contraction? A neurotransmitter is released…

A: A muscle is composed of a group of muscle fibers, and the plasma membrane of the muscle fiber is…

Q: Humming birds and rattlesnakes can contract and relax skeletal muscle very quickly, i.e. in 10-20…

A: In all vertebrates three major types of muscles are present. These are- cardiac muscles, smooth…

Q: The site where the motor nerve impulse reaches the muscle fiber is called the Z lines action…

A: The site where the motor nerve impulse reaches the muscle fiber is called the neuromuscular…

Q: The type of muscle that contains neural varicosities delivering neurotransmitters to a large group…

A: The type of muscle that contains neural varicosities delivering neurotransmitters to a large group…

Q: As skeletal muscle shortens with contraction, the length of the I band remains constant as the…

A: Muscle contraction is defined as the process of stimulation of tension generation sites present…

Q: The human body has mainly two types of muscle fibres: slow-twitch and fast-twitch.  The { slow or…

A: Individual muscle fibres make up skeletal muscles. Not all muscle fibres are the same, much like…

Q: Describe the differences between single-unit smoothmuscle and multiunit smooth muscle.

A: Muscles are the part of skeletal system in animals and humans. Muscle tissue is made up of Myocytes…

Q: The contractile unit of a muscle fiber is called: O myosin O actin sarcomere O sarcolemma

A: Introduction :- Muscle fibres are made up of just one muscle cell. They aid in the control of the…