Bios-252: Exam 1 questions with verified answers
Abdominal External Oblique Ans✓✓✓ Abducts and rotates trunk
Action Potential Ans✓✓✓ A neural impulse; a brief electrical charge that travels
down an axon
Aerobic Respiration Ans✓✓✓ Produces far more ATP; does not generate lactate;
requires a continual supply of oxygen
- More than 4-5 minutes of maximum activity
Agonist (Prime Mover) Ans✓✓✓ Muscle producing most of force during a
particular action
Anaerobic Fermentation Ans✓✓✓ Enables cells to produce ATP in the absence of
oxygen; yields little ATP and lactate, which needs to be disposed of by the liver
- 30-40 seconds of maximum activity
Antagonist Ans✓✓✓ Muscle that opposes the action of the prime mover
Biceps Brachii Ans✓✓✓ Flexion
Central Nervous System (CNS) Ans✓✓✓ Brain and spinal cord
Characteristics of Cardiac Muscle Ans✓✓✓ - Involuntary
- Appears striated
, - Branching with intercalated disks
- Single nucleus
- Lines the wall of the heart
- Pumps blood out of the heart
Characteristics of Skeletal Muscle Ans✓✓✓ - Attaches to bone for mobility
- Striated
- Elongated
- Multi-nucleated
- Voluntary
Characteristics of Smooth Muscle Ans✓✓✓ - Located in viscera
- Non-striated
- Involuntary
- Spindle shaped
Concentric Contraction Ans✓✓✓ Muscle shortens as it maintains tension
(example: lifting weight)
Conductivity Ans✓✓✓ The ability of an object to transfer heat or electricity to
another object.
Contractility Ans✓✓✓ The ability to shorten forcibly when stimulated
Deltoid Ans✓✓✓ Shoulder; abduction
Abdominal External Oblique Ans✓✓✓ Abducts and rotates trunk
Action Potential Ans✓✓✓ A neural impulse; a brief electrical charge that travels
down an axon
Aerobic Respiration Ans✓✓✓ Produces far more ATP; does not generate lactate;
requires a continual supply of oxygen
- More than 4-5 minutes of maximum activity
Agonist (Prime Mover) Ans✓✓✓ Muscle producing most of force during a
particular action
Anaerobic Fermentation Ans✓✓✓ Enables cells to produce ATP in the absence of
oxygen; yields little ATP and lactate, which needs to be disposed of by the liver
- 30-40 seconds of maximum activity
Antagonist Ans✓✓✓ Muscle that opposes the action of the prime mover
Biceps Brachii Ans✓✓✓ Flexion
Central Nervous System (CNS) Ans✓✓✓ Brain and spinal cord
Characteristics of Cardiac Muscle Ans✓✓✓ - Involuntary
- Appears striated
, - Branching with intercalated disks
- Single nucleus
- Lines the wall of the heart
- Pumps blood out of the heart
Characteristics of Skeletal Muscle Ans✓✓✓ - Attaches to bone for mobility
- Striated
- Elongated
- Multi-nucleated
- Voluntary
Characteristics of Smooth Muscle Ans✓✓✓ - Located in viscera
- Non-striated
- Involuntary
- Spindle shaped
Concentric Contraction Ans✓✓✓ Muscle shortens as it maintains tension
(example: lifting weight)
Conductivity Ans✓✓✓ The ability of an object to transfer heat or electricity to
another object.
Contractility Ans✓✓✓ The ability to shorten forcibly when stimulated
Deltoid Ans✓✓✓ Shoulder; abduction
