I have 50 questions need to be ansewrd there are true and false questions and multiple. what really confusing me is that I don’t have the multiple choices. Thnks
3.docx
Unformatted Attachment Preview
•
Question 1
2 out of 2 points
If you go to the gym and lift heavy weights on a regular basis, your skeletal muscle tissue is
going to respond by increasing the number of muscle cells.
•
Question 2
2 out of 2 points
Two reasons for treppe is 1) the increased availability of calcium with each successive
stimulation and 2) the warming up of the muscle enzymes with each successive stimulation.
•
Question 3
2 out of 2 points
Synarthrotic joints are freely movable.
•
Question 4
2 out of 2 points
The force of muscle contraction is controlled by multiple motor unit summation or
recruitment (aka how many muscles cells are acting at once).
•
Question 5
0 out of 2 points
A contraction in which the muscle lengthens while its tension increases is called an eccentric
contraction.
•
Question 6
2 out of 2 points
One of the important functions of skeletal muscle contraction is production of heat.
•
Question 7
2 out of 2 points
Sarcoplasmic reticulum is modified smooth endoplasmic reticulum.
•
Question 8
2 out of 2 points
A resting potential is caused by a difference in the concentration of certain ions inside and
outside the cell.
•
Question 9
0 out of 2 points
The effect of acetycholine on the muscle cell membrane is to modify its ion permeability
properties temporarily.
•
Question 10
0 out of 2 points
A motor neuron and all the muscle cells that it stimulates are referred to as a motor end plate.
•
Question 11
0 out of 2 points
Fibrous joints are usually diarthrotic.
•
Question 12
2 out of 2 points
If the load is closer to the fulcrum than the effort, the lever is said to be at a mechanical
advantage.
•
Question 13
0 out of 2 points
Considering one twitch in one muscle cell–which of the following is NOT happening during
the latent period of muscle contraction?
•
Question 14
0 out of 2 points
Based on our conversation in class, one could say that muscles in chicken legs (aka
drumsticks) are made up of mostly ________. Note, we are talking about real chicken legs
here and not someone who has really skinny legs.
•
Question 15
0 out of 2 points
Which of the following is NOT a way in which ATP is regenerated in skeletal muscle?
•
Question 16
2 out of 2 points
Which is the opposite of an antagonist?
•
Question 17
2 out of 2 points
An example of a pivot joint can be seen between which two bones?
•
Question 18
0 out of 2 points
Which of the following forms part of a tendon?
•
Question 19
0 out of 2 points
Muscle fatigue ultimately begins when __________?
•
Question 20
0 out of 2 points
Which muscle cells have the greatest ability to regenerate?
•
Question 21
2 out of 2 points
In skeletal muscle contraction, calcium apparently acts to ________.
•
Question 22
0 out of 2 points
Holding a book directly in front of you with your elbows flexed but no movement is an
example of which type of contraction?
•
Question 23
0 out of 2 points
An individual has just been bitten by a really nasty snake. The venom from the snake contains
a chemical that binds irreversibly to the acetylcholine receptors in the sarcolemma. The
chemical does not alter membrane potential, yet prevents normal neurotransmitter binding.
Ignoring the effects on any other system, the consequence to skeletal muscle would be
________.
•
Question 24
0 out of 2 points
A type of joint that is slightly movable would be functionally categorized as:
•
Question 25
2 out of 2 points
Three discrete types of muscle fibers are identified on the basis of their size, speed, and
endurance. Which of the following athletic endeavors best represents the use of slowoxidative fibers?
•
Question 26
2 out of 2 points
The iliotibial band (or tract) connects the hip to the tibia. During flexion and extension of the
knee, friction between the lateral epicondyle of the femur and the iliotibial band is reduced
by:
•
Question 27
2 out of 2 points
Which of the following statements is true?
•
Question 28
0 out of 2 points
Pronation is made possible by the articulation between which two bones?
•
Question 29
0 out of 2 points
The muscle cell membrane is called the ________.
•
Question 30
0 out of 2 points
The warm-up period required of athletes in order to bring their muscles to peak performance
is called ________.
•
Question 31
2 out of 2 points
The contractile organelle of a skeletal muscle is ________.
•
Question 32
2 out of 2 points
The oxygen-binding protein found in muscle cells is ________.
•
Question 33
0 out of 2 points
The term aponeurosis refers to ________.
•
Question 34
2 out of 2 points
Rigor mortis occurs because ________.
•
Question 35
0 out of 2 points
Which of the following surrounds the individual muscle cell?
•
Question 36
0 out of 2 points
The striations of a skeletal muscle cell are produced, for the most part, by ________.
•
Question 37
2 out of 2 points
A wheelbarrow is which type of lever?
•
Question 38
0 out of 2 points
A complete depolarization of a muscle cell is called a(n):
•
Question 39
0 out of 2 points
Which of the following can be a result of resistance exercise (i.e., weightlifting)?
•
Question 40
0 out of 2 points
The sarcoplasmic reticulum is directly triggered to release calcium by which organelle?
•
Question 41
2 out of 2 points
The term quadriceps denotes that ________.
•
Question 42
0 out of 2 points
The ligaments that protect the alignment of the femoral and tibial condyles and limit the movement of the femur
anteriorly and posteriorly are called:
•
Question 43
2 out of 2 points
The orbicularis oris represents which type of fascicle arrangement?
•
Question 44
0 out of 2 points
A tooth in the mandible is an example of which kind of joint?
•
Question 45
2 out of 2 points
Which of the following muscles is most involved in arm abduction?
•
Question 46
0 out of 2 points
In flexion of the elbow, the ________.
•
Question 47
0 out of 2 points
A muscle group that helps to stabilize the origin of a prime mover is a(n) ________.
•
Question 48
0 out of 2 points
The arrector pili are an example of what type of muscle?
•
Question 49
2 out of 2 points
Creatine phosphate functions in the muscle cell by ________.
•
Question 50
2 out of 2 points
If a muscle is operating without oxygen …
…
Purchase answer to see full
attachment
Recent Comments