SPHE314 I001 Sum 16: Tests Quizzes

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SPHE314 I001 Sum 16: Tests & Quizzes

WK #2 Quiz

Part 1 of 1 - 100.0/ 100.0 Points My Sites

Question 1 of 10 10.0/ 10.0 Points

The two main components of the nervous system are:

• the autonomic nervous system and the somatic nervous system
• the brain and the spinal cord
• the central nervous system and the peripheral nervous system
• the efferent and afferent divisions of the nervous system

Answer Key: C

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: D

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: A

Question 4 of 10 10.0/ 10.0 Points Which of the following is NOT correct?

• The velocity of nerve impulse transmission is also determined by the neuron's size.
• Neurons of small diameter conduct nerve impulses faster than neurons of larger diameter
• Neurons communicate with each other across synapses
• Only when the sum of all individual action potentials meets or exceeds threshold can a graded potential occur

Answer Key: B

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 Home Announcements Calendar Messages Forums Syllabus Lessons Adobe Connect Resources Assignments Tests & Quizzes Gradebook Help Roster Campus Lounge APUS Library Policy User Guide

D.basic body functions

Answer Key: D

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

• True
• False

Answer Key: True

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: B

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

• kidney cells
• heart cells
• liver cells
• adipose cells

Answer Key: C

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: C

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

• maximal accumulated oxygen deficit
• maximal EPOC
• critical power test

Answer Key: C