Question 1

The two types of smooth muscle tissue are:

Accepted Answer

A)  visceral (single-unit) and parietal. 
B)  red and white. 
C)  visceral (single-unit) and multiunit. 
D)  radial and circular. 
A)  visceral (single-unit) and parietal. 
B)  red and white. 
C)  visceral (single-unit) and multiunit. 
D)  radial and circular.

Question 2

The proteins found in the A band of a sarcomere is/are

Accepted Answer

A)  actin and myosin. 
B)  actin, myosin, titin, troponin, and tropomyosin. 
C)  myosin and titin. 
D)  tropomyosin and troponin. 
A)  actin and myosin. 
B)  actin, myosin, titin, troponin, and tropomyosin. 
C)  myosin and titin. 
D)  tropomyosin and troponin.

Question 3

List, categorize, and describe the proteins found in myofibrils.

Accepted Answer

See the section on structure of skeletal

Question 4

A bundle (fascicle) of skeletal muscle fibers (cells) is separated from neighboring bundles by perimysium.

Accepted Answer

A) True 
 B)False

Question 5

Which group of muscles usually weaken first impacting the daily activities of individuals over 65?

Accepted Answer

A)  muscles of the abdomen 
B)  muscles of the lower limb 
C)  muscles of the thorax 
D)  muscles of the upper limb 
A)  muscles of the abdomen 
B)  muscles of the lower limb 
C)  muscles of the thorax 
D)  muscles of the upper limb

Question 6

The neurotransmitter released at a neuromuscular junction (in skeletal muscle) is dopamine.

Accepted Answer

A) True 
 B)False

Question 7

_____ are large dense irregular connective tissue sheets that wrap around groups of skeletal muscles.

Accepted Answer

A)  Epimysium 
B)  Perimysium 
C)  Endomysium 
D)  Fascia 
A)  Epimysium 
B)  Perimysium 
C)  Endomysium 
D)  Fascia

Question 8

When examined microscopically, striations are visible in the _____ muscle tissues.

Accepted Answer

A)  cardiac and skeletal 
B)  smooth and skeletal 
C)  cardiac and smooth 
D)  skeletal ONLY 
A)  cardiac and skeletal 
B)  smooth and skeletal 
C)  cardiac and smooth 
D)  skeletal ONLY

Question 9

Cardiac muscle tissue may be classified as either visceral (single-unit) or multiunit muscle tissue.

Accepted Answer

A) True 
 B)False

Question 10

The transverse (T) tubule is a specialized region of sarcolemma that is located at a neuromuscular junction.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following is TRUE of myosin? 
1) It is located in the A band of the sarcomere.
2) It binds to tropomyosin during contraction.
3) It forms thick filaments.
4) The molecules are helix shaped.

Accepted Answer

A)  1, 2, 3, 4 
B)  1, 2, 3 only 
C)  1, 3 only 
D)  2, 4 only 
A)  1, 2, 3, 4 
B)  1, 2, 3 only 
C)  1, 3 only 
D)  2, 4 only

Question 12

The muscle fibers that are oxidative and resistant to fatigue are the slow oxidative fibers.

Accepted Answer

A) True 
 B)False

Question 13

This band labeled A will shorten during muscle contraction.

Accepted Answer

A) True 
 B)False

Question 14

Match the connective tissue components of skeletal muscle with the tissues. Match epimysium with the correct tissue type.

Accepted Answer

A)  areolar connective tissue plus adipose tissue 
B)  dense irregular connective tissue 
A)  areolar connective tissue plus adipose tissue 
B)  dense irregular connective tissue

Question 15

Track and field athletes specializing in the 100 meter dash will train their bodies for explosive power when pushing off the starting blocks. Which type of muscle fiber is being isolated during strength training to generate this explosive power?

Accepted Answer

A)  slow oxidative fibers 
B)  fast oxidative glycolytic fibers 
C)  fast glycolytic fibers 
A)  slow oxidative fibers 
B)  fast oxidative glycolytic fibers 
C)  fast glycolytic fibers

Question 16

After years of living a sedentary life, you start a couch-to-13.1K training regimen. This change in activity includes daily long distance runs. These distance runs are inducing changes in which muscle fiber types?

Accepted Answer

A)  slow oxidative fibers into fast oxidative glycolytic fibers 
B)  fast oxidative glycolytic fibers into fast glycolytic fibers 
C)  fast glycolytic fibers into fast oxidative glycolytic fibers 
D)  fast glycolytic fibers into slow oxidative fibers 
A)  slow oxidative fibers into fast oxidative glycolytic fibers 
B)  fast oxidative glycolytic fibers into fast glycolytic fibers 
C)  fast glycolytic fibers into fast oxidative glycolytic fibers 
D)  fast glycolytic fibers into slow oxidative fibers

Question 17

An increase (hypertrophy) or decrease (atrophy) in muscle size is due to: 1. increased or decreased numbers of muscle cells.
2) increased or decreased deposition of adipose tissue.
3) increased or decreased size of skeletal muscle fibers.

Accepted Answer

A)  1 only 
B)  2 only 
C)  3 only 
D)  both 1 and 3. 
A)  1 only 
B)  2 only 
C)  3 only 
D)  both 1 and 3.

Question 18

Match the connective tissue components of skeletal muscle with the tissues. Match endomysium with the correct tissue type.

Accepted Answer

A)  loose connective tissue (mostly reticular fibers) 
B)  dense connective tissue 
A)  loose connective tissue (mostly reticular fibers) 
B)  dense connective tissue

Question 19

Compare the microscopic anatomy and the resistance to fatigue of the three types of skeletal muscle fibers.

Accepted Answer

See Table

Question 20

Match the connective tissue components of skeletal muscle with the tissues. Identify the description that matches acetylcholine receptors.

Accepted Answer

A)  integral transmembrane proteins of axon membrane; bind with acetylcholine 
B)  integral transmembrane proteins of motor end plate; bind with acetylcholine 
A)  integral transmembrane proteins of axon membrane; bind with acetylcholine 
B)  integral transmembrane proteins of motor end plate; bind with acetylcholine

Exam 10: Muscular Tissue

The two types of smooth muscle tissue are:

The proteins found in the A band of a sarcomere is/are

List, categorize, and describe the proteins found in myofibrils.

A bundle (fascicle) of skeletal muscle fibers (cells) is separated from neighboring bundles by perimysium.

Which group of muscles usually weaken first impacting the daily activities of individuals over 65?

The neurotransmitter released at a neuromuscular junction (in skeletal muscle) is dopamine.

_____ are large dense irregular connective tissue sheets that wrap around groups of skeletal muscles.

When examined microscopically, striations are visible in the _____ muscle tissues.

Cardiac muscle tissue may be classified as either visceral (single-unit) or multiunit muscle tissue.

The transverse (T) tubule is a specialized region of sarcolemma that is located at a neuromuscular junction.

Which of the following is TRUE of myosin? 1) It is located in the A band of the sarcomere. 2) It binds to tropomyosin during contraction. 3) It forms thick filaments. 4) The molecules are helix shaped.

The muscle fibers that are oxidative and resistant to fatigue are the slow oxidative fibers.

This band labeled A will shorten during muscle contraction.

Match the connective tissue components of skeletal muscle with the tissues. Match epimysium with the correct tissue type.

Track and field athletes specializing in the 100 meter dash will train their bodies for explosive power when pushing off the starting blocks. Which type of muscle fiber is being isolated during strength training to generate this explosive power?

After years of living a sedentary life, you start a couch-to-13.1K training regimen. This change in activity includes daily long distance runs. These distance runs are inducing changes in which muscle fiber types?

An increase (hypertrophy) or decrease (atrophy) in muscle size is due to: 1. increased or decreased numbers of muscle cells. 2) increased or decreased deposition of adipose tissue. 3) increased or decreased size of skeletal muscle fibers.

Match the connective tissue components of skeletal muscle with the tissues. Match endomysium with the correct tissue type.

Compare the microscopic anatomy and the resistance to fatigue of the three types of skeletal muscle fibers.

Match the connective tissue components of skeletal muscle with the tissues. Identify the description that matches acetylcholine receptors.

An Introduction to the Human Body

Cells

Tissues

Development

The Integumentary System

Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

The Muscular System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic Lymphoid System and Immunity

Nervous Tissue

The Spinal Cord and the Spinal Nerves

The Brain and the Cranial Nerves

The Autonomic Nervous System

Somatic Senses and Motor Control

Special Senses

The Endocrine System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems

Surface Anatomy

Filters