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Last post by alfonzodavinchi
in Re: Which of the followi...
on Mar 10, 2023

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Subject / Started by	Replies / Views	Last post
When a skeletal muscle fiber contracts, the A) H bands and I bands get larger. B) zones of overlap ... Started by APUS57	1 Replies 94 Views	Feb 28, 2019 by bulacsom
Active sites on the actin become available for binding after A) actin binds to troponin. B) ... Started by stock	1 Replies 125 Views	Feb 28, 2019 by vickyvicksss
The most important factor in decreasing the intracellular concentration of calcium ion after ... Started by Jkov05	1 Replies 62 Views	Feb 28, 2019 by momo1250
Physical evidence that supports the sliding filament theory of muscle contraction includes A) ... Started by sabina	3 Replies 84 Views	Feb 28, 2019 by bimper21
The protein that regulates muscle contraction by controlling the availability of active sites on ... Started by darbym82	1 Replies 77 Views	Feb 28, 2019 by potomatos
Thick filaments are made of the protein A) actin. B) titin. C) myosin. D) tropomyosin. E) ... Started by drink	1 Replies 123 Views	Feb 28, 2019 by cupcake16
The complex of a transverse tubule and two adjacent terminal cisternae is known as a A) trimer. B) ... Started by CQXA	1 Replies 49 Views	Feb 28, 2019 by mcabuhat
The region of sarcomere where thin and thick filaments are located is called the A) I band. B) A ... Started by karlynnae	3 Replies 124 Views	Feb 28, 2019 by Perkypinki
In the sarcomere the protein that forms two twisted strands around a central rod-like protein is ... Started by 2125004343	1 Replies 154 Views	Feb 28, 2019 by Galvarado142
In the myofibril the thin filament is organized around a rod-like core protein called A) titin. B) ... Started by ishan	1 Replies 82 Views	Feb 28, 2019 by tofugiraffe
Each skeletal muscle fiber is controlled by a motor neuron at a single A) synaptic knob. B) ... Started by Brittanyd9008	1 Replies 96 Views	Feb 28, 2019 by trampas
Which of the following become connected by myosin cross-bridges during muscle contraction? A) thin ... Started by penza	3 Replies 151 Views	Feb 28, 2019 by josephsuarez
In rigor mortis A) the myosin heads are attached to actin. B) ATP is depleted. C) calcium ions ... Started by formula1	1 Replies 65 Views	Feb 28, 2019 by zhanghao
Triggering of the muscle action potential occurs after A) acetylcholine binds to chemically-gated ... Started by elizabeth18	1 Replies 82 Views	Feb 28, 2019 by yifu223
How would the loss of acetylcholinesterase from the motor end plate affect skeletal muscle? A) It ... Started by LaDunn	1 Replies 42 Views	Feb 28, 2019 by tsternbergh47
The cytoplasm of the neuromuscular terminal contains vesicles filled with molecules of the ... Started by mikaylakyoung	3 Replies 44 Views	Feb 28, 2019 by Jayson
Which of the following statements about excitation-contraction coupling is incorrect? A) Calcium ... Started by iveyjurea	1 Replies 52 Views	Feb 28, 2019 by jojobee318
A patient takes a medication that blocks ACh receptors of skeletal muscle fibers. What is this ... Started by Coya19@aol.com	1 Replies 108 Views	Feb 28, 2019 by vboyd24
Active sites become exposed when calcium ions bind to A) tropomyosin. B) actin. C) myosin. D) ... Started by lunatika	1 Replies 156 Views	Feb 28, 2019 by Amiracle
The sequence of processes that links the action potential to contraction is called A) neuromuscular ... Started by theo	3 Replies 71 Views	Feb 28, 2019 by Qarqy
Which of the following is not true of acetylcholine? A) It binds to receptor membrane channels. B) ... Started by EY67	1 Replies 114 Views	Feb 28, 2019 by okolip
Put the following events of the neuromuscular junction in the order in which they occur. 1. Action ... Started by MGLQZ	1 Replies 98 Views	Feb 28, 2019 by princessflame2016
The rapid rise and fall in force produced by a muscle fiber after a single action potential is a(n) ... Started by clippers!	1 Replies 49 Views	Feb 28, 2019 by zenzy
A muscle producing almost peak tension during rapid cycles of contraction and relaxation is said to ... Started by Lobcity	3 Replies 78 Views	Feb 28, 2019 by ilianabrrr
To produce a contraction similar to the one in graph (b), the muscle A) must be stimulated to the ... Started by lidoalex	1 Replies 52 Views	Feb 28, 2019 by tennis14576

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