In the autorhythmic cells, the ________ channels open when the cell membrane potential is -60 mV. These channels are permeable to ________ and ________.
Fill in the blank(s) with the appropriate word(s).
If ; K+, Na+
Anatomy & Physiology
You might also like to view...
A point of attachment for muscles that rotate or extend the head is the
A) styloid process. B) mastoid process. C) palatine process. D) coronoid process. E) zygomatic process.
Anatomy & Physiology
The vestibule and the ____ function in the maintenance of balance (equilibrium)
a. semicircular canals b. cochlea c. ossicles d. stapes
Anatomy & Physiology
Circadian rhythms are regulated by ____
a. aldosterone b. melatonin c. cortisol d. estrogen
Anatomy & Physiology
Hormones are chemical messengers produced by the ________ system that helps in maintaining homeostasis
A) nervous B) endocrine C) urinary D) cardiovascular
Anatomy & Physiology