List and explain the three types of substances transported by the blood. What is the source of each type?
What will be an ideal response?
Nutrients, water, and gases from the external environment, substances moving from cell to cell, and waste products
to be eliminated from the body. Nutrients and water are absorbed from the digestive tract, gases are absorbed from
the lungs, cells secrete substances such as hormones to communicate with other cells, and cells produce waste
products as a consequence of metabolism.
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This figure shows a lateral view of the muscles of facial expression. What muscle does number 4 indicate?
A. Temporalis B. Masseter C. Buccinator D. Sternocleidomastoid E. Platysma
With which gland does the hypothalamus have a close anatomical and physiological relationship?
What will be an ideal response?
When you travel in an elevator, what senses when the elevator is moving?
A. The hair cells of the tectorial membrane B. The outer hair cells of the basilar membrane C. The hair cells of the otolithic membrane of the macula utriculi D. The hair cells of the otolithic membrane of the macula sacculi E. The inner hair cells of the basilar membrane
A yellow pigment derived from food that can sometimes color the skin is __________.
Fill in the blank(s) with the appropriate word(s).