Using a Camera with a Fixed Focal Length Lens,how Will

question 41

Multiple Choice

Using a camera with a fixed focal length lens,how will decreasing the f-number affect the depth of field and the intensity of the light reaching the ccd (or film) ?

• A)The depth of field will increase as will the intensity of light reaching the ccd.
• B)The depth of field will increase but the intensity of light reaching the ccd will decrease.
• C)The depth of field will decrease as will the intensity of light reaching the ccd.
• D)The depth of field will decrease but the intensity of light reaching the ccd will increase.

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Definitions:

Calcitonin

A hormone secreted by the thyroid gland that rapidly lowers the calcium content in the blood.

Oxytocin

Hormone secreted by the hypothalamus and released by the posterior lobe of the pituitary gland; stimulates contraction of the pregnant uterus and the ducts of mammary glands.

Suprachiasmatic Nucleus

Main biological clock; located in the hypothalamus. Important in setting circadian rhythms.

Pineal Gland

Endocrine gland located in the brain.