Histology - Muscle Tissue
Histob
- 1.What is the outer connective tissue covering of a muscle?
- A.
Epimysium
- B.
Sarcoplasm
- C.
Perimysium
- D.
Sarcolemma
- E.
Endomysium
- 2.What is myosin?
- A.
Muscle fibers
- B.
Myofibrils
- C.
Myocardium
- D.
Myofilament
- E.
Muscle cell
- 3.Where is cardiac muscle found?
- A.
Myofilaments
- B.
Myosin
- C.
Muscle fibers
- D.
Myofibrils
- E.
Myocardium
- 4.What type of muscle has visible cross striations?
- A.
Skeletal muscle
- B.
Cardiac muscle
- C.
Smooth muscle
- D.
Both "a" and "b"
- E.
"a" "b" and "c"
- 5.What type of muscle is specialized for contraction?
- A.
Skeletal muscle
- B.
Cardiac muscle
- C.
Smooth muscle
- D.
Both "a" and "b"
- E.
"a" "b" and "c"
- 6.What is released at a synapse?
- A.
Motor unit
- B.
Motor neuron
- C.
Motor end plate
- D.
Neuromuscular spindle
- E.
Neurotransmitter
- 7.What is the plasma membrane of a muscle cell called?
- A.
Endomysium
- B.
Sarcolemma
- C.
Sarcoplasm
- D.
Perimysium
- E.
Epimysium
- 8.What are the thin filaments?
- A.
Myocardium
- B.
Myofibrils
- C.
Myofilaments
- D.
Muscle fibers
- E.
Myosin
- 9.Which of the following is composed of skeletal muscle?
- A.
Tongue
- B.
Blood vessel
- C.
Walls of the visceral organs
- D.
Lower esophagus
- E.
Heart
- 10.What type of muscle is composed of spindle shaped cells?
- A.
Skeletal muscle
- B.
Cardiac muscle
- C.
Smooth muscle
- D.
Both "a" and "b"
- E.
"a" "b" and "c"
- 11.What type of muscle is always multinucleated?
- A.
Skeletal muscle
- B.
Cardiac muscle
- C.
Smooth muscle
- D.
Both "a" and "b"
- E.
"a" "b" and "c"
- 12.What is line that bisects the light band in muscle?
- A.
A band
- B.
I band
- C.
Z line
- D.
H band
- E.
M line
- 13.What is the name of the tissue which surrounds muscle fascicles?
- A.
Perimysium
- B.
Periosteum
- C.
Perichondrium
- D.
Perineurium
- E.
Endosteum
- 14.Contraction in all types of muscle requires calcium ions. Which of the following muscle components can bind or sequester calcium ions?
- A.
Rough ER
- B.
Tropomyosin
- C.
Troponin
- D.
Active sites on actin
- E.
Titin
- 15.Which of the following is true for skeletal muscle?
- A.
T tubules are located at the Z disk
- B.
T tubules have a smaller diameter than those of skeletal muscle
- C.
Troponin is absent
- D.
It possesses Triads
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