8725816
Descripción
Test por Alexandra Bozan, actualizado hace más de 1 año
|
|
Creado por Alexandra Bozan
hace alrededor de 7 años
|
|
Pregunta 1
Pregunta
Aerobic respiration
Respuesta
-
allows the body to avoid the use of oxygen for a short time.
-
results in the formation of an incompletely catabolized molecule.
-
results in the formation of lactic acid.
-
produces the maximum amount of energy available from each glucose molecule.
Pregunta 2
Pregunta
Treppe is also called:
Respuesta
-
tetanus.
-
electromyography.
-
wave summation.
-
staircase phenomenon.
Pregunta 3
Pregunta
The ion necessary for cross-bridging is:
Respuesta
-
iron.
-
sodium.
-
potassium.
-
calcium.
Pregunta 4
Pregunta
The degree of a muscle’s strength is influenced by many factors, including its metabolic condition and number of motor units recruited.
Respuesta
- True
- False
Pregunta 5
Pregunta
Which of the following is also known as striated muscle?
Respuesta
-
smooth muscle
-
skeletal muscle
-
involuntary muscle
-
visceral muscle
Pregunta 6
Pregunta
The striations seen in skeletal muscle cells under the microscope are what part of the sarcomere?
Respuesta
-
Z-lines
-
A-bands
-
I-bands
-
All of the above
Pregunta 7
Pregunta
For continued, efficient nutrient catabolism by muscle fibers, both glucose and oxygen are required
Respuesta
- True
- False
Pregunta 8
Pregunta
The ability of muscle cells to respond to nerve stimulus is called:
Respuesta
-
irritability.
-
contractility.
-
extensibility.
-
elasticity.
Pregunta 9
Pregunta
Recruitment is the term used to describe the addition of more motor units to allow a muscle to increase its strength of contraction.
Respuesta
- True
- False
Pregunta 10
Pregunta
The neurotransmitter(s) secreted at the motor end-plates of skeletal muscles is/are
Respuesta
-
dopamine.
-
norepinephrine.
-
acetylcholine.
-
could be any of the above.
Pregunta 11
Pregunta
Hemoglobin carries oxygen in the red blood cell and myoglobin stores oxygen in the muscle fiber.
Respuesta
- True
- False
Pregunta 12
Pregunta
Muscles contract more forcefully after they have contracted a few times.
Respuesta
- True
- False
Pregunta 13
Pregunta
A tetanic contraction is stimulated by a single stimulus
Respuesta
- True
- False
¿Quieres crear tus propios Tests gratis con GoConqr? Más información.