WCU PHYS 261: Week 1 Quiz Ch. 1, 2
Valid Questions And Replies
In which type of chemical bonding are the electrons most equally shared between
atoms? Valid Replies covalent bonds
Homeostasis is the ability of the body to Valid Replies quickly restore changed
conditions to normal.
Ions with a positive charge are called Valid Replies 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? Valid Replies negative feedback
Physiology is the study of Valid Replies the normal function of living organisms
Ions with a negative charge are called Valid Replies 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? Valid Replies positive feedback
Which statement describes the relationship between pH and hydrogen ions? Valid
Replies pH and hydrogen ions are inversely related.
HCl (hydrochloric acid) is an acid because Valid Replies 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? Valid Replies quaternary
Part complete
Which system(s) does NOT exchange material with the internal and external
environments? Valid Replies circulatory system
Which term best describes the part of a control system that receives information about a
homeostatically regulated variable and initiates an appropriate response? Valid Replies
integrating center
The symbol Ca2+ means calcium has Valid Replies lost two electrons
Valid Questions And Replies
In which type of chemical bonding are the electrons most equally shared between
atoms? Valid Replies covalent bonds
Homeostasis is the ability of the body to Valid Replies quickly restore changed
conditions to normal.
Ions with a positive charge are called Valid Replies 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? Valid Replies negative feedback
Physiology is the study of Valid Replies the normal function of living organisms
Ions with a negative charge are called Valid Replies 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? Valid Replies positive feedback
Which statement describes the relationship between pH and hydrogen ions? Valid
Replies pH and hydrogen ions are inversely related.
HCl (hydrochloric acid) is an acid because Valid Replies 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? Valid Replies quaternary
Part complete
Which system(s) does NOT exchange material with the internal and external
environments? Valid Replies circulatory system
Which term best describes the part of a control system that receives information about a
homeostatically regulated variable and initiates an appropriate response? Valid Replies
integrating center
The symbol Ca2+ means calcium has Valid Replies lost two electrons
