The neuron and skeletal muscle cell can both conduct impulses through their respective membranes
(A) True or (B) False
The neuron and skeletal muscle cell can both conduct impulses through their respective membranes : True
nueron cells and muscle cell are excitable which can produce electrochemical impulse and conduct/carry them with membranes and coordinate the muscle movement and body activities.
The neuron and skeletal muscle cell can both conduct impulses through their respective membranes (A) True...
Why does a skeletal muscle cell need a neuromuscular junction as a component part? Skeletal muscle fibers are voluntary and thus must be stimulated by a neural impulse before they will contract. Through the neuron, the brain tells the muscle cell what proteins to produce and what wastes to pump out of the cell. The muscle cell needs to be told when to divide, such as when a person is exercising and needs more muscle. A neuron provides the necessary...
True or False: The striations in skeletal muscle are formed by the arrangement of thick and thin filaments. 2. True or False: In skeletal muscle cells, the sarcoplasmic reticulum is continuous with the sarcolemma. 3. The interval between two Z lines is called a ________________. 4. At a neuromuscular junction, the space between the plasma membrane of the synaptic terminal and the motor end plate is the __________________. 5. An action potential (electric impulse) is transferred from a...
true or false the striations in skeletal muscle are formed by tge arrangement of thick and thin filament
QUESTION 10 The somatic system controls voluntary skeletal muscle movement. True False
Question Completion Status: QUESTION 2 Different in smooth muscle compared to skeletal muscle a. Sarcoplasm reticulum is missing b .calcium is not required c. Sarcoplasm reticulum is less developed d. sarcolemma is missing QUESTION 3 Magnesium plays key role in deep tissue contraction, answer true false for this question a. true b. false c.not sure de silly question QUESTION 4 Clear evidence of sarcomere (when looking under microscope) in a. Cardiac muscle smooth muscle skeletal muscled . A and QUESTIONS...
Skeletal muscle cells have many nuclei per cell (i.e., they are multi- nucleate). What is the likely process, which results in this type of cell. Muscle cells lack the ability to separate chromosomes during! anaphase. Muscle cells undergo multiple rounds of mitosis for each pass through cytokinesis. Muscle cells undergo multiple rounds of S-phase during interphase. before entering G2. Muscle cells undergo multiple passes through cytokinesis for each pass through mitosis.
The innervation ratio of a motor unit can tell us 1)How many skeletal muscle fibers are innervated by a single alpha motor neuron 2) Whether the muscle involved can execute fine motor movements 3) How big the muscle is 4) I and II 5) I and III
Neuron Signaling and Muscle Contraction 1) “Dissect” the various parts of an action potential by describing the status (active or nonactive) of the voltage-gated sodium channel, voltage-gated potassium channel, sodium/potassium pump, and overall voltage and/ or voltage range (in millivolts, or mV) for each of the following. A) Resting membrane (prior to the initiation of an action potential) B) just before threshold to just after threshold (Depolarization) C) Rising phase of the action potential D) Falling phase of the action...
1.During skeletal muscle contraction, the following occurs except A)ATP hydrolysis directly causes the movement of the myosin head to cause a power stroke B)When the myosin head releases a phosphate, it can bind actin C)When a new ATP binds to a myosin head, it releases actin D)ATP hydrolysis activates the myosin head so it can bind actin E)When the myosin head binding actin releases ADP, it moves to create the power stroke 2.During skeletal muscle contraction, the length of the...
QUESTION 7 What happens (immediately) if T-tubules blocked in skeletal muscle action potential increased an action potential blocked from progressing in fibril Myosin phosphatase in muscle O4(MP) activated d. inactivated QUESTION 8 Can be activated by stretch receptors (best answer only) a. Skeletal muscle Ob. smooth muscle Oc. myosin light chain phosphataso Od. A and B QUESTION 9 Action potential leads to activation of neurotransmitter in muscle answer true or false a true b. false c. not sure od silly...