Parathyroid hormone increases the activity of ________ in bone and increases the rate of Ca2+ ________ in the kidney tubules.
A. osteocyte; reabsorption
B. osteoblast; secretion
C. osteoclast; reabsorption
D. osteoblast; reabsorption
E. osteocyte; secretion
Answer: C
You might also like to view...
What is the location of the internal pacemaker that sets biological rhythms?
A. The adrenal glands B. Suprachiasmatic nucleus of the brain C. Photoreceptors of the eye D. Ventricles of the heart E. Endocrine gland in the gonads
Classify these joints to the correct structural classification: sutures, syndesmoses, and gomphoses
A) fibrous B) cartilaginous C) synovial D) amphiarthrosis
The central nervous system (CNS) includes the
A) brain. B) nerves and muscles. C) spinal cord. D) brain and spinal cord. E) nerves.
Activated B cells differentiate into:
A) effector cells and memory T cells. B) plasma cells and effector cells. C) plasma cells and memory B cells. D) antibodies and memory B cells.