Ectoderm mainly gives rise to:
Correct answer: B. Nervous system
- A. Musculo-skeletal system
- B. Nervous system
- C. Respiratory system
- D. Cardiovascular system
Explanation
Ectoderm mainly gives rise to nervous system and integumentary systems while mesoderm give rise to all other tissues of the body, including heart, the muscle system, the urogenital system, bones. and bone marrow and therefore the blood.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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