BSC 2087 - Human Anatomy and Physiology » Spring 2022 » Chapter 7 Homework

Need help with your exam preparation?

Question #1
The characteristic where a muscle is able to shorten and reduce the distance between the parts of its contents is called
A.   contractility.
B.   extensibility.
C.   elasticity.
D.   excitability.
Question #2
Which bone is controlled by the muscles of mastication?
A.   Vomer
B.   Maxilla
C.   Zygomatic
D.   Mandible
Question #3
The shrinkage of muscles from disease is called
A.   strain.
B.   physiotherapy.
C.   hypertrophy.
D.   atrophy.
Question #4
Which term is used to describe muscle pain?
A.   Myalgia
B.   Tetanus
C.   Dystonia
D.   Strain
Question #5
Muscles that are attached to the bones are called
A.   skeletal muscles.
B.   visceral muscles.
C.   sphincter muscles.
D.   smooth muscles.
Question #6
Which term describes the part of a skeletal muscle that is attached to a fixed structure or bone?
A.   Origin
B.   Prime mover
C.   Synergists
D.   Insertion
Question #7
The large triangular muscle located on the upper surface of the back is called the
A.   sternocleidomastoid.
B.   deltoid.
C.   trapezius.
D.   serratus.
Question #8
Which word part means weakness?
A.   -asthenia
B.   -algia
C.   -ceps
D.   lemma
Question #9
There are how many principle types of muscles?
A.   Four
B.   Two
C.   Five
D.   Three
Question #10
The ability to respond to certain stimuli by producing electric signals is called
A.   excitability.
B.   extensibility.
C.   contractility.
D.   action potentials.
Question #11
Which muscle extends the femur and rotates it outwardly?
A.   Gluteus maximus
B.   Rectus femoris
C.   Tibialis anterior
D.   Soleus
Question #12
This occurs when an organ protrudes through a weak muscle.
A.   Hernia
B.   Fasciitis
C.   Torticollis
D.   Spasm
Question #13
Cardiac muscle cells start to die when the oxygen supply is cut off for as little as how many seconds?
A.   30
B.   5
C.   60
D.   15
Question #14
Which type of muscle fibers are short, branching fibers with a centrally located nucleus and nondistinct striations?
A.   Smooth muscle
B.   Cardiac muscle
C.   Sphincter muscle
D.   Skeletal muscle
Question #15
A motor neuron plus all the muscle fibers it stimulates is called a(n)
A.   sarcolemma
B.   axon.
C.   motor unit.
D.   neuromuscular junction.
Question #16
An inflammation of a group of tendons that fuse together and surround the shoulder joint is called
A.   lateral epicondylitis.
B.   rotator cuff injury.
C.   shin splints.
D.   plantar fasciitis.
Question #17
The word root troph means
A.   nature.
B.   nourishment.
C.   muscle.
D.   husk or covering.
Question #18
Which muscle is used to control breathing?
A.   Nasalis
B.   Diaphragm
C.   Masseter
D.   Peroneus longus
Question #19
Intramuscular means
A.   into the muscle.
B.   beside the muscle.
C.   without a muscle.
D.   muscle weakness.
Question #20
A sustained contraction of a muscle is called
A.   muscle strain.
B.   fibromyalgia.
C.   hernia.
D.   muscle spasm.

Need help with your exam preparation?