Anatomy 1 Quiz 7 Muscular

Anatomy 1 Quiz 7 Muscular

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Question 1 of 15

1. Question
The organ system that transmits impulses to muscles to cause contraction is the:
- Nervous system
- Circulatory System
- Skeletal System
- Respiratory System
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Question 2 of 15

2. Question
The organ system that transports oxygen to muscles is the:
- Nervous System
- Circulatory System
- Skeletal System
- Respiratory System
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Question 3 of 15

3. Question
The organ system that forms a framework that is moved by muscles is the:
- Circulatory System
- Respiratory System
- Skeletal System
- Nervous System
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Question 4 of 15

4. Question
The fascia of a muscle is its:
- fibrous connective tissue sheath
- protein-contracting fibrils
- elastic connective tissue sheath
- protein attachments to bones
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Question 5 of 15

5. Question
The structure that connects a muscle to a bone is called a:
- Fascia
- Ligament
- Tendon
- Myofibril
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Question 6 of 15

6. Question
The part of the brain that initiates muscle contraction is the:
- cerebrum: frontal lobes
- cerebellum
- cerebrum: parietal lobes
- cerebrum: occipital lobes
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Question 7 of 15

7. Question
The frontal lobes of the cerebrum:
- initiate muscle contraction
- coordinate muscle contraction
- integrate conscious muscle sense
- integrate unconscious muscle sense
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Question 8 of 15

8. Question
The part of the brain that coordinates voluntary movement is the:
- cerebrum: frontal lobes
- cerebellum
- cerebrum: parietal lobes
- cerebrum: occipital lobes
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Question 9 of 15

9. Question
During muscle contraction, oxygen is brought to muscles by:
- hemoglobin in blood plasma
- hemoglobin in RBCs
- myoglobin in RBCs
- myoglobin in muscle cells
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Question 10 of 15

10. Question
During muscle contraction, oxygen is stored for muscles by:
- hemoglobin in blood plasma
- hemoglobin in muscles
- myoglobin in blood plasma
- myoglobin in muscles
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Question 11 of 15

11. Question
During a state of polarization, ____ ions are abundant outside the cell, and ____ ions are abundant inside the cell.
- potassium/sodium
- calcium/sodium
- sodium/potassium
- sodium/calcium
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Question 12 of 15

12. Question
During depolarization:
- sodium ions rush into the cell
- potassium ions rush into the cell
- sodium ions rush out of the cell
- potassium ions rush out of the cell
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Question 13 of 15

13. Question
During exercise, excess heat is removed from the body by:
- vasoconstriction
- increased heart rate
- increased sweating
- increased cell respiration
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Question 14 of 15

14. Question
Which statement is NOT true of responses to exercise?
- Increased heart rate pumps more blood to muscles.
- Carbon dioxide is removed rapidly by increased respiration.
- More heat is produced as cell respiration decreases.
- Blood flow within muscles is increased by vasodilation.
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Question 15 of 15

15. Question
The muscle on the back of the arm that extends the forearm is the:
- Deltoid
- Triceps Brachii
- Biceps Brachii
- Pectoralis Major
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