Which of the following structures has the active sites to which the heads of the thick filaments will bind?
A. Actin
B. Troponin
C. Tropomyosin
D. Myosin
E. Sarcoplasm
A
Anatomy & Physiology
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A lumbar puncture is
A) a procedure to correct a spinal cord injury. B) a blockage in peripheral nerve transmission. C) a test of the pressure that the cerebrospinal fluid is under. D) an infection of the cerebrospinal fluid.
Anatomy & Physiology
The _________ is the reddish-brown organ that produces urine
Fill in the blank(s) with correct word
Anatomy & Physiology
The compression (weight-bearing) strength of bone matrix is due to the presence of
A. hydroxyapatite crystals. B. collagenase. C. collagen fibers. D. elastin fibers. E. bone marrow.
Anatomy & Physiology
Gas, nutrient, and waste exchange occur between the ________ and the tissues of the body.
A. capillaries and arteries B. arteries C. capillaries and veins D. veins E. capillaries
Anatomy & Physiology