Carotene, a pigment that contributes to skin color, is acquired in the body by eating various yellow-orange vegetables.

Answer the following statement true (T) or false (F)


True

Anatomy & Physiology

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The bronchioles are rigid, nonmuscular airways, encircled by a series of cartilaginous rings

Indicate whether the statement is true or false

Anatomy & Physiology

Which of the following is a synovial ball and socket joint?

A) carpometacarpal B) shoulder C) wrist D) radioulnar

Anatomy & Physiology

Fill in the missing structures to complete the pathway of vision:

Images in light > cornea > ____________________ > lens > light rays are bent or refracted > ____________________ > rods and cones pick up stimulus > optic nerve > optic chiasma > optic tracts > occipital lobe. ? Fill in the blank(s) with correct word

Anatomy & Physiology

Why does exposure to sunlight or sunlamps darken skin?

A) UV radiation stimulates melanocytes to produce more melanin. B) UV radiation stimulates melanocytes to produce more melatonin. C) UV radiation stimulates keratinocytes to produce more carotene. D) UV radiation stimulates keratinocytes to produce more keratin. E) UV radiation stimulates melanocytes to produce more melanin and keratinocytes to produce more keratin.

Anatomy & Physiology