The plasma membrane of a skeletal muscle fiber is

51) The plasma membrane of a skeletal muscle fiber is called the
A) sarcolemma.
B) sarcomere.
C) sarcosome.
D) sarcoplasmic reticulum.
E) sarcoplasm.
Answer: A
Learning Outcome: 10-3
Bloom's Taxonomy: Knowledge
52) The skeletal muscle complex known as the triad consists of
53) Cross-bridges are portions of

54) Connective tissue sheath surrounding individual muscle fibers
55) Bundle of muscle cells surrounded by a perimysium
56) Connective tissue covering the exterior of a muscle organ.
57) Connective tissue surrounding muscle fiber bundles
58) Individual muscle fiber.

59) Identify the structure labeled "1."
60) Which of the following are found in the structure labeled "3"?
A) actin
B) myosin
C) titin
D) tropomyosin
E) All of the answers are correct.
Answer: E
Learning Outcome: 10-3
Bloom's Taxonomy: Comprehension
Xtra Credit (1 point each)
1) A mature red blood cell lacks a nucleus; therefore, it

2) The anticodon for the triplet UCA is
3) Factors that are necessary for proper bone formation include all of the following,
except
4) Put the following structures in order from superficial to deep.
1. muscle fiber
2. perimysium
3. myofibril
4. fascicle
5. endomysium
6. epimysium
A) 1, 5, 4, 3, 2, 6
B) 6, 2, 5, 4, 1, 3
C) 6, 2, 4, 5, 1, 3
D) 1, 3, 5, 6, 4, 2
E) 2, 3, 1, 4, 6, 5
Answer: C
Learning Outcome: 10-2
Bloom's Taxonomy: Comprehension
5) Each skeletal muscle fiber contains ________ myofibrils.