Match each band or line with the type of myofilament with which it's associated. Thick Filaments H band A band M line I band Reset Thin Filaments Both Thick and Thin Filaments

Q: Provide a possible physiological explanation for the differences between muscle fatigue and nerve…

A: The physiological activities in our body teaches us how our body work and how it responds to the…

Q: True or False? Rigor mortis is characterized by continued attachment of myosin heads to actin…

A: Even after death, in absence of oxygen the body may continue to produce ATP via anaerobic…

Q: Summation of contraction is also known as wave summation . Describe the role of calcium in wave…

A: The primary function of wave summation is to produce a smooth and continuous muscle contraction. It…

Q: As skeletal muscle contracts, one or more bands of the sarcomere become narrower and disappear, and…

A: When the myosin binds to the actin filaments, it forms the cross-bridge that causes a shortening of…

Q: 1.List five proteins of the myofilaments and describe their physical arrangement. Asap

A: We can say that Muscles are the soft tissue found in our body. Muscles work to create strength and…

Q: At what length will a sarcomere be able to generate the greatest amount of tension? Why?

A: The basic contractile unit of the muscle fibre is called a sarcomere. It consists of two filaments…

Q: How does the arrangement of myofilaments produce the characteristic striations of skeletal muscle…

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

Q: What is migrating myoelectrical complex (MMC)?

A: At fasten time, The contraction of muscle in stomach and in small intestine to clean the residual of…

Q: List five proteins of the myofilaments

A: We know that Muscles are the soft tissue found in our body. Muscles work to create strength and…

Q: The I band of a sarcomere is widest when a muscle is relaxed true or false

A: Muscular system is a type of body system which is involved in contraction and relaxation of muscles…

Q: List five proteins of the myofilaments

A: Introduction Muscles are composed of muscle fibers that allow them to contract or relax. These…

Q: List four causes of muscle fatigue.

A: Muscle fatigue makes the muscles harder to move.

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

A: The myofilaments are the proteins that make up the contractile elements of muscle cells. There are…

Q: (a) What are myofibrils? (b) Which components of the sarcoplasm separate the myofibrils in a fiber…

A: The three muscle types in the human body are skeletal, smooth, and cardiac muscle. Skeletal muscles…

Q: Define responsiveness, conductivity, contractility, extensibility, and elasticity. State why each of…

A: The structural components of a muscle fiber are responsiveness, conductivity, contractility,…

Q: State the difference/s of striated myofilament contraction and smooth myofilament contraction.

A: Muscle is a tissue which enables a person to perform the majority of the locomotor tasks. Muscle…

Q: Briefly explain ultrastructrure of myofibril.

A: The human skeletal muscles are made up of many muscle bundles or fascicles. Different muscle bundles…

Q: hypoventilation builds up carbon dioxide in the body which causes respiratory acidosis. This would…

A: “Hypoventilation” is a state that occurs when there is inadequate ventilation. The amount of oxygen…

Q: true or fasle :  Eccentric muscle contractions at a constant velocity are be considered isokinetic.…

A: Concentric refers to a muscle that shortens under tension. Eccentric refers to a muscle that…

Q: Define myoepithelial cell

A: The epithelial cells are one of the four types of cells present in the body, these are further…

Q: When a(n) __________ moves along the sarcolemma, the membrane potential changes along the membrane…

A: The sarcolemma is the cell membrane of the muscle cells. When a muscle is stimulated by a neuron at…

Q: Draw a relaxed and contracted sarcomere and label the parts of the Z-discs, thick and thin…

A: The tightening, decreasing, or lengthening of muscles during an activity is known as muscular…

Q: active muscle tension begins at approximately one hundred percent of resting length for a muscle…

A: Muscle tension is the condition where muscles of the body remain semi-contracted for a lengthy…

Q: myofibril is only found in straight muscles. True or false

A: Muscles are specialized tissues that are responsible for producing force and movement in the body.…

Q: How does the lack of an unresponsive period in skeletalmuscle fiber contraction explain wave…

A: The skeletal muscle fiber when bundled together constitutes a skeletal muscle. This muscle gets…

Q: Give an account of the excitation-contraction coupling (Figure 3) in skeletal Highlight the role of…

A: Each skeletal muscle fiber is a single cylindrical muscle cell. An individual skeletal muscle may be…

Q: Describe the sequence of events involved in myosincross-bridge attachment and detachment. Relate…

A: In physiology, myosin is defined as the protein that binds and attach with actin protein on the…

Q: How would muscle contractions be affected if skeletalmuscle fibers did not have T-tubules?

A: Muscles:                    In animals, soft tissues found known as muscles. Muscles cells contain…

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: Where would you expect to find the greatest concentration of calcium in resting skeletal muscle ?

A: The human and other vertebrates contain three important muscle types, such as skeletal muscle,…

Q: Which myofilaments have binding sites for calcium? What specific molecule binds calcium?

A: When sarcomeres contract, the thin myofilaments slide between the stationary thick myofilaments and…

Q: Letter C is labeling А Tendon

A: Muscle are basically a soft tissue which have property of undergo contractions with action potential…

Q: Differentiate muscle hypertrophy from atrophy and give acause of each.

A: Atrophy It is defined as reduce in size of cells, tissues or organs. Muscle wasting It is…

Q: A&P1 Explain the difference between concentric and eccentric muscle contractions and give an…

A: Difference between concentric and eccentric muscle contractions.   Concentric muscle contraction…

Q: Weight training increases muscle fiber size by increasing the number of myofibrils. Explain

A: Muscles are the organs of the body’s muscular system and there are three distinct types of muscles…

Q: List five proteins of the myofilaments

A: We know that Muscles are the soft tissue found in our body. Muscles work to create strength and…

Q: one of the early symptoms of calcium deficiency is muscle cramps. explain why by outlining through a…

A: Muscle contraction occurs when sarcomeres shorten, as thick and thin filaments slide past each…