Accessory Structures and Effects of Aging

The hair structure is made of the medulla, cortex and ________.

• Follicle

• Cuticle

• Root

• Shaft

Hair curliness is determined by the ________ of the shaft.

• Color

• Texture

• Shape

• Thickness

The __________ is the growth zone of a hair follicle.

• Matrix

• Pappilla

• Bulb

• Cortex

____________ are smooth muscle regulated by the CNS.

• Goose bumps

• Hair follicle

• Split ends

• Arrector pili

_________ hair is when melanin is replaced with air bubbles.

• Red

• Brown

• Black

• Gray

___________ hair is the soft body hair.

• Vellus

• Terminal

• Lanugo

____________ is the newborn baby fuzz.

• Vellus

• Terminal

• Lanugo

__________ is the course hair found in the axillary region.

• Vellus

• Terminal

• Lanugo

Hair growth is influence by nutrition, blood circulation and ________.

• Age

• Shape

• Hormones

• Mitosis

What are the two phases of hair growth?

• Follicle, Cuticle

• Growth, Death

• Rest, Mitotic

• Growth, Rest