WCU PHYS 261: Week 1 Quiz Ch. 1, 2 questions with correct
answers A+ Grade 2026\2027
In which type of chemical bonding are the electrons most equally shared between atoms?
- correct answer covalent bonds
Homeostasis is the ability of the body to
- correct answer quickly restore changed conditions to normal.
Ions with a positive charge are called
- correct 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?
- correct answer negative feedback
Physiology is the study of
- correct answer the normal function of living organisms
Ions with a negative charge are called
- correct 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?
- correct answer positive feedback
Which statement describes the relationship between pH and hydrogen ions?
- correct answer pH and hydrogen ions are inversely related.
answers A+ Grade 2026\2027
In which type of chemical bonding are the electrons most equally shared between atoms?
- correct answer covalent bonds
Homeostasis is the ability of the body to
- correct answer quickly restore changed conditions to normal.
Ions with a positive charge are called
- correct 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?
- correct answer negative feedback
Physiology is the study of
- correct answer the normal function of living organisms
Ions with a negative charge are called
- correct 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?
- correct answer positive feedback
Which statement describes the relationship between pH and hydrogen ions?
- correct answer pH and hydrogen ions are inversely related.
