Ask a new question
Sign up
Login
Home
Discover Topics
Referral Program
Loans
Flashcards
Upload
Topics
Topic
Biology
Study-set
Anatomy and Physiology Study Set 1
Prev
Quiz
Next
Quiz
Anatomy and Physiology Study Set 1
Biology
Quiz 8 :
Muscular System
Study Flashcards
Looking for
Anatomy & Physiology Homework Help?
210
All Questions
165
Multiple Choice
30
True False
0
Essay
15
Short Answer
0
Not Answered
Unlock Quiz Package
Study Flashcards
Unlock Quiz Package
Quiz 8 :
Muscular System
Prev
Quiz
Next
Quiz
Showing 1 - 20 of 210
Prev
1
2
3
4
5
6
Next
Showing 1 - 20 of 210
Endomysium separates individual muscle fibers from each other.
Free
True False
Q01
Answer:
Answer:
True
An isotonic contraction is one that involves a change in length but not a change in tension.
Free
True False
Q02
Answer:
Answer:
True
In the initiation ofmuscle contraction, calcium ions bind totropomyosin, exposing active sites on actin for cross-bridge formation.
Free
True False
Q03
Answer:
Answer:
False
The enzyme ATPase is located in the heads of myosin molecules.
True False
Q04
Answer:
Unlock to view answer
Acetylcholine released by a motor neuron crosses the synaptic cleft and reaches the motor end plate by diffusion.
True False
Q05
Answer:
Unlock to view answer
ATP is necessary for muscle relaxation.
True False
Q06
Answer:
Unlock to view answer
Cardiac muscle is located in the walls of blood vessels.
True False
Q07
Answer:
Unlock to view answer
The muscle most responsible for a particular movement is called the prime mover or antagonist.
True False
Q08
Answer:
Unlock to view answer
Troponin, tropomyosin and actin are all parts of the thin filaments.
True False
Q09
Answer:
Unlock to view answer
Acetylcholinesterase breaks down the cross-bridge linkages between myosin to actin.
True False
Q10
Answer:
Unlock to view answer
During the process of glycolysis, the breakdown of one glucose molecules results in production of two ATP molecules.
True False
Q11
Answer:
Unlock to view answer
Muscle fatigue results from a combination of insufficient calcium and an excessof acetylcholine.
True False
Q12
Answer:
Unlock to view answer
If frequency of stimulation to a muscle fiber is increased, the force of contraction will increase.
True False
Q13
Answer:
Unlock to view answer
Recruitment refers to increasing the number of motor units involved in a muscle contraction.
True False
Q14
Answer:
Unlock to view answer
Intercalated discs are found in skeletal muscle and cardiac muscle, but are not present in smooth muscle.
True False
Q15
Answer:
Unlock to view answer
Endomysium separates individual muscle fibers from each other.
True False
Q16
Answer:
Unlock to view answer
An isotonic contraction is one that involves a change in length but not a change in tension.
True False
Q17
Answer:
Unlock to view answer
In the initiation ofmuscle contraction, calcium ions bind totropomyosin, exposing active sites on actin for cross-bridge formation.
True False
Q18
Answer:
Unlock to view answer
The enzyme ATPase is located in the heads of myosin molecules.
True False
Q19
Answer:
Unlock to view answer
Acetylcholine released by a motor neuron crosses the synaptic cleft and reaches the motor end plate by diffusion.
True False
Q20
Answer:
Unlock to view answer
Showing 1 - 20 of 210
Prev
1
2
3
4
5
6
Next
Showing 1 - 20 of 210