WCU PHYS 261: Week 1 Quiz Ch. 1, 2
Exam Questions And Correct Answers.
In which type of chemical bonding are the electrons most equally shared between atoms? - Answer
covalent bonds
Homeostasis is the ability of the body to - Answer quickly restore changed conditions to normal.
Ions with a positive charge are called - Answer cations
After a meal, blood glucose increases. Increased blood glucose is the stimulus for a reflex pathway that
releases insulin into the blood, and the response is decreased blood glucose. This is an example of which
of the following? - Answer negative feedback
Physiology is the study of - Answer the normal function of living organisms
Ions with a negative charge are called - Answer anions
Oxytocin is a hormone released in response to cervical dilation. This causes more uterine contractions
that will further dilate the cervix. Which type of feedback does oxytocin trigger? - Answer positive
feedback
Which statement describes the relationship between pH and hydrogen ions? - Answer pH and
hydrogen ions are inversely related.
HCl (hydrochloric acid) is an acid because - Answer in solution it donates its H+.
Potassium channels are usually made up of several subunits. This is an example of which level of protein
structure? - Answer quaternary
Part complete
Exam Questions And Correct Answers.
In which type of chemical bonding are the electrons most equally shared between atoms? - Answer
covalent bonds
Homeostasis is the ability of the body to - Answer quickly restore changed conditions to normal.
Ions with a positive charge are called - Answer cations
After a meal, blood glucose increases. Increased blood glucose is the stimulus for a reflex pathway that
releases insulin into the blood, and the response is decreased blood glucose. This is an example of which
of the following? - Answer negative feedback
Physiology is the study of - Answer the normal function of living organisms
Ions with a negative charge are called - Answer anions
Oxytocin is a hormone released in response to cervical dilation. This causes more uterine contractions
that will further dilate the cervix. Which type of feedback does oxytocin trigger? - Answer positive
feedback
Which statement describes the relationship between pH and hydrogen ions? - Answer pH and
hydrogen ions are inversely related.
HCl (hydrochloric acid) is an acid because - Answer in solution it donates its H+.
Potassium channels are usually made up of several subunits. This is an example of which level of protein
structure? - Answer quaternary
Part complete
