Answer:
A. Expulsion of fetus before 20th-28th week of gestation
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Answer:
The center section of the period table is classified into<u> transition </u> elements.
Explanation:
Transition elements can be described as elements that are present in the centre of the periodic table and are usually metals. These elements have their d sub-shells partially filled. The transition metals have high oxidation states. They have high melting points. These elements generally are known to form coloured compounds and are used for various chemistry tests. The elements from group 4 to 11 generally occur under in this category. Examples of these elements include essential elements like iron and copper.
Answer and Explanation:
The sensory information encoded for by the hair cells in the maculae of the saccule and utricule are:
- the direction and strength of mechanical stimuli (polarity information)
- Response to the head's rotational movement
Functions of the otoliths
The otoliths provide balance, movements and serve as directional indicators in vertebrates. They help higher vertebrates in sound detection.
Functions of the vestibular nuclei
- Maintenance of equilibrium and posture
- Modification of muscle tone
- Relays information to the cerebral cortex
- Directing the movements of the head and eye
- Maintaining the line of vision