A - If only the first statement is correct.

B - If only the second statement is correct.

C - If both statements are correct.

D - If both the statements are incorrect.

1. A. The Bowman's gland secretes mucous to dissolve tastants.

    B. Olfaction has a low threshold and fast adaptability thus smell is difficult to perceive.   

2. A. Bitter tastants have the lowest threshold thus it is easily perceived even at a small amount.

    B. Odorants stimulates the G protein in the olfactory hair which leads to events that generates impulses.   

3. A. You can identify any taste in all sides of the surface of the tongue.

    B. The red eye on pictures is reflection of the blood vessels found in the retina. 

4. A. The pupil is transparent but appears to be black because of the melanin found in the choroid.

    B. The pupil constricts and relaxes as it controls the amount of light that passes through.

which statement about human blood vessels is correct?

OR

Write a short note on the blood vessels.

Write a paragraph of 3-5 sentences describing 1) whether the statement is correct or incorrect and 2) the reasoning for your answer. Your answer should demonstrate your understanding of the physiological concepts underlying the statement and be written professionally.

Because salivary amylase is secreted into the oral cavity, there is a large amount of chemical digestion of carbohydrates in the mouth.

The following statement is similar to the statements you willsee on exams. Write a short paragraph describing 1) whether thestatement is correct or incorrect and 2) the reasoning behind youranswers. Paragraphs that demonstrate complete and thoroughreasoning will receive full points.

If a person's Helper T cells were able to be activatedand were able to clonally expand, but were unable to secretecytokines, that person would be more susceptible to both bacterialand viral infections because of decreased reponses of Cytotoxic Tcells and B cells.