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

Q: Are there any end to end muscle cells joined together?

A: muscles are cells which helps in movement and locomotion . they are of different types like…

Q: How does the sarcoplasmic reticulum know when to release Calcium ions instead of continuously pump…

A: Neuromuscular impulse transmission: Nervous stimulation results in spreading of action potential in…

Q: Define what T tubules when they're part of muscle fiber? What is their role in muscle fiber?

A: Myofibers are another name for muscle fibers. The skeletal muscle tissue is made up of these…

Q: What channels are open during depolarization of the sarcolemma? What is moving in/out?

A: The cell membrane is an envelope that surrounds the cell. It is a semi-permeable membrane that…

Q: What are the detailed structures of the skeletal muscle tissue? Including Fascicles to Myofibrils…

A: Skeletal muscle is an organ of the muscular system and it is one of the chief muscle types in the…

Q: What is the role of stored creatine phosphate in muscles?

A: The human body consists of various systems that function together to carry out their daily…

Q: Each sarcomere contains two sets of thin filaments. What are they? What is their function?

A: The soft tissue-like structure found in the majority of the animals including human beings is known…

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: 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: What is the relation of terminal cisternae with the sarcoplasmic reticulum?

A: Introduction: The skeletal muscle fibers are composed of several long and thin cells referred to as…

Q: how are calcium ions levels affected inside the muscle cells if acetylcholine stays bound to its…

A: Muscle contraction referred to as the phenomenon in which proteins present in muscle, actin and…

Q: How is the motor end plate diff erent from other parts of thesarcolemma?

A: Sarcolemma is the outer membrane of the muscle Fibre it acts like the plasma membrane and provide…

Q: How is the motor end plate different from other parts of the sarcolemma?

A: A skeletal muscle is made up of hundreds or thousands of muscle fibers bundled in a covering of…

Q: How does smooth muscle differ from skeletal muscle withrespect to its source of calcium and its…

A: The muscular tissue is composed of cells that have the responsibility of contraction and are called…

Q: Define myoepithelial cell

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

Q: What change does ACh cause in an ACh receptor? Howdoes this electrically affect the muscle fiber?

A: ACh stand of acetylcholine receptor and it binds to ACh receptor. After binding it open the Na+ gate…

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: What is the site of calcium activity in skeletal muscle, smooth muscle?

A: Skeletal muscle is one of three major muscle types, the other being smooth muscle. It is a form of…

Q: How does filament overlap affect force generation in muscles?

A: The contraction of muscles is best explained with the help of the sliding filament theory. This…

Q: how does The reabsorption of calcium ions into the sarcoplasmic reticulum by active transport…

A: Calcium ion channels triggers the contraction through the reactions of regulatory proteins and these…

Q: What is the difference between a muscle organ, a muscle fiber, a myofibril, and a myofilament?

A: Introduction :  A tissue that aids in the movement of different bodily components is called muscle.…

Q: Intracellular calcium performs other important roles in the body in addition to triggering muscle…

A: Muscle contraction is a process that occurs after the nerves conduct impulses to the concerned…

Q: What are sarcomeres?

A: Myofibrils are composed of bundles of protein filaments known as myofilaments.

Q: How are the terminal cisternae related to the sarcoplasmic reticulum?

A: Introduction: The skeletal muscle fibers are composed of several long and thin cells referred to as…

Q: What happens if calcium ions are not transported back to the sarcoplasmic reticulum

A: Neural signal on reaching neuromuscular junction release a neurotransmitter named acetylcholine.…

Q: What is the difference between Skeletal neuromuscular junction and Visceral neuromuscular junction

A: The neuromuscular junction consists of four types of cells, Skeletal muscle fibre Terminal Schwann…

Q: What visible features of the neuromuscular junction (NMJ) muscle tissue indicate that it is skeletal…

A: There are three muscle types, namely, smooth muscle, cardiac muscle, and skeletal muscle. The…

Q: Demonstrate the anatomic position and explain its significance

A: Anatomy refers to the branch of science concerned with the body structures and the parts associated…

Q: If calcium cannot be returned to the SR quickly after a muscle contraction, how would this affect…

A: The cardiovascular system is sometimes called a blood-vascular system. In sustaining homeostasis,…

Q: Are glands interspersed among the muscle fibres serous or mucous glands?

A: Glands are the modified cells or tissues to secrete fluids , mucus, hormones etc. Endocrine glands…

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: What is the effect of calcium being released into the sarcoplasm? Be specific. What does it bind to,…

A: When calcium is released into the sarcoplasm it binds to troponin

Q: What two types of muscle cells need both extracellular and introcellular calcium to contract?…

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

Q: Distinguish between direct and indirect muscle attachmentsto bones.

A: Bone is an inflexible body tissue consisting of cells implanted in an abundant hard inter cellular…

Q: How does exercise influence the number of Glut transporters on the sarcolemma?

A: Glucose transporters are a diverse group of membrane proteins that facilitate glucose transport…

Q: What is elastic fibers ?

A: Connective tissue is the most abundant and widely distributed type of tissue in higher animals,…