lOMoAR cPSD| 47481126
HUMAN ANATOMY AND PHYSIOLOGY 1
TEST BANK WITH QUESTIONS AND
ANSWERS/RATED A+
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Chapter 10 Muscle Tissue and Physiology
1) What is the basic function of all muscle tissue?
A) generate muscle tension
B) produce voluntary contractions
C) regulate body temperature
D) stabilize joints
Answer: A
2) What do skeletal muscle tissue and cardiac muscle tissue share in common?
A) Both skeletal and cardiac muscle tissues are voluntary.
B) Both skeletal and cardiac muscle tissues are striated.
C) Both skeletal and cardiac muscle tissues possess intercalated discs.
D) Both skeletal and cardiac muscle tissues perform peristalsis.
Answer: B
3) What characteristic is NOT descriptive of cardiac muscle tissue?
A) intercalated discs
B) striations
C) voluntary muscle contractions
D) located in the heart
Answer: C
4) The degree to which a muscle cell can stretch depends on its:
A) excitability.
B) contractility.
C) extensibility.
D) conductivity.
Answer: C
5) The plasma membrane of a muscle cell is known as the:
A) myofibril.
1
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B) sarcoplasmic reticulum.
C) sarcolemma.
D) sarcomere.
Answer: C
6) The storage and release of calcium ions is the key function of the:
A) sarcolemma.
B) sarcoplasm.
C) mitochondrion.
D) sarcoplasmic reticulum.
Answer: D
7) Deep inward extensions of the sarcolemma form a tunnel-like network inside the muscle cell
known as:
A) the sarcoplasmic reticulum.
B) myofibrils.
C) myofilaments.
D) transverse tubules (T-tubules).
Answer: D
8) A triad consists of:
A) a transverse tubule (T-tubule) and two terminal cisternae.
B) a fascicle of skeletal muscle cells and its surrounding perimysium.
C) actin filaments, troponin, and tropomyosin.
D) myosin filaments, myosin heads, and myosin tails.
Answer: A
9) Which protein does NOT belong in a thin filament?
A) actin
B) troponin
C) tropomyosin
D) myosin
Answer: D
10) A group of skeletal muscle fibers together with the surrounding perimysium form a(n):
A) ligament.
B) endomysium.
C) fascicle.
D) myofibril.
2
HUMAN ANATOMY AND PHYSIOLOGY 1
TEST BANK WITH QUESTIONS AND
ANSWERS/RATED A+
, lOMoARcPSD| 47481126
Chapter 10 Muscle Tissue and Physiology
1) What is the basic function of all muscle tissue?
A) generate muscle tension
B) produce voluntary contractions
C) regulate body temperature
D) stabilize joints
Answer: A
2) What do skeletal muscle tissue and cardiac muscle tissue share in common?
A) Both skeletal and cardiac muscle tissues are voluntary.
B) Both skeletal and cardiac muscle tissues are striated.
C) Both skeletal and cardiac muscle tissues possess intercalated discs.
D) Both skeletal and cardiac muscle tissues perform peristalsis.
Answer: B
3) What characteristic is NOT descriptive of cardiac muscle tissue?
A) intercalated discs
B) striations
C) voluntary muscle contractions
D) located in the heart
Answer: C
4) The degree to which a muscle cell can stretch depends on its:
A) excitability.
B) contractility.
C) extensibility.
D) conductivity.
Answer: C
5) The plasma membrane of a muscle cell is known as the:
A) myofibril.
1
, lOMoARcPSD| 47481126
B) sarcoplasmic reticulum.
C) sarcolemma.
D) sarcomere.
Answer: C
6) The storage and release of calcium ions is the key function of the:
A) sarcolemma.
B) sarcoplasm.
C) mitochondrion.
D) sarcoplasmic reticulum.
Answer: D
7) Deep inward extensions of the sarcolemma form a tunnel-like network inside the muscle cell
known as:
A) the sarcoplasmic reticulum.
B) myofibrils.
C) myofilaments.
D) transverse tubules (T-tubules).
Answer: D
8) A triad consists of:
A) a transverse tubule (T-tubule) and two terminal cisternae.
B) a fascicle of skeletal muscle cells and its surrounding perimysium.
C) actin filaments, troponin, and tropomyosin.
D) myosin filaments, myosin heads, and myosin tails.
Answer: A
9) Which protein does NOT belong in a thin filament?
A) actin
B) troponin
C) tropomyosin
D) myosin
Answer: D
10) A group of skeletal muscle fibers together with the surrounding perimysium form a(n):
A) ligament.
B) endomysium.
C) fascicle.
D) myofibril.
2
