APU SPHE314 WEEK 2 QUIZ

Part 1 of 1 – 80.0/
100.0 Points

Question 1 of 10
0.0/ 10.0 Points
The two main components of the nervous system are:
A.the autonomic nervous system and the somatic
nervous system
B.the brain and the
spinal cord
C.the central nervous
system and the peripheral nervous system
D.the efferent and
afferent divisions of the nervous system

Question 2 of 10
10.0/ 10.0 Points
The site of impulse conduction from one neuron to another is
called a(n)
A.dendrite
B.axon
C.neuromuscular
junction
D.synapse

Answer Key:
Question 3 of 10
10.0/ 10.0 Points
A localized change in a neuron’s membrane potential, which
may or may not spread over the entire cell membrane, is called
A.graded potential
B.action potential
C.threshold potential
D.hyperpolarization

Answer Key:
Question 4 of 10
0.0/ 10.0 Points
Which of the following is NOT ?
A.The velocity of
nerve impulse transmission is also determined by the neuron’s size.
B.Neurons of small
diameter conduct nerve impulses faster than neurons of larger diameter
C.Neurons communicate
with each other across synapses
D.Only when the sum of all individual action
potentials meets or exceeds threshold can a graded potential occur

Answer Key:
Question 5 of 10
10.0/ 10.0 Points
Basal metabolism is the minimal 24-hour energy expenditure
for
A.physical activity
B.digestion and
absorption
C.thermic effect of
food
D.basic body functions

Answer Key:
Question 6 of 10
10.0/ 10.0 Points
BMR increases with increased body temperature

A. True
B. False

Answer Key:
Question 7 of 10
10.0/ 10.0 Points
Hormonal Regulation of Metabolism During Exercise 5
Which group of hormones exerts metabolic and cardiovascular
effects during exercise?
A.thyroid hormones
B.catecholamines
C.pancreatic hormones
D.adrenal cortex
hormones

Answer Key:
Question 8 of 10
10.0/ 10.0 Points
An example of a target cell for glucagon would be

A.kidney cells
B.heart cells
C.liver cells
D.adipose cells

Answer Key:
Question 9 of 10
10.0/ 10.0 Points
Which energy substrate contains the most energy per gram?
A.carbohydrate
B.protein
C.fat
D.glycogen

Answer Key:
Question 10 of 10
10.0/ 10.0 Points
Which of the following is not a quantitative test or index
of anaerobic capacity?
A.Wingate anaerobic
test
B.maximal accumulated
oxygen deficit
C.maximal EPOC
D.critical power test

Answer Key:

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