Growth of bones is controlled by a symphony of hormones. Which hormone is of greatest importance for bone growth during infancy and childhood?
A) parathyroid hormone
B) growth hormone
C) calcitonin
D) thyroid hormones
B
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When considering joints in the human body, the most common lever type is the
A. first-class lever. B. second-class lever. C. third-class lever.
The following is a list of tissue layers of the digestive tract. What is the correct order from lumen to external surface?(1) Muscularis externa(2) Muscularis mucosa(3) Serosa(4) Lamina propria(5) Submucosa
A. 3, 4, 5, 2, 1 B. 4, 2, 1, 5, 3 C. 2, 5, 4, 1, 3 D. 4, 5, 2, 1, 3 E. 4, 2, 5, 1, 3
What is the correct sequence for lacrimal fluid production and drainage?a: Tears disperse across the surface of the eye.b: Tears are produced by the lacrimal gland.c: Fluid drains through the nasolacrimal duct.d: Fluid enters the nasal cavity.e: Fluid enters the lacrimal canaliculi and collects in the lacrimal sac.
A. a, b, c, d, e B. c, a, d, b, e C. b, a, e, c, d D. b, a, c, d, e E. c, a, b, e, d
Antibodies may promote inflammation through the stimulation of:
cytotoxic T cells suppressor T cells plasma cells and memory B cells basophils and mast cells All of the choices are correct