RRQ A+P chapter 5 and 6

Why are osteocytes spread out in bone tissue

Formation of osteoid spreads out the osteoblasts that formed the ossification centers.

Yellow marrow has been identified as ________.

an area of fat storage

sebaceous glands

are associated with hair follicles

eccrine sweat glands

are present in the skin throughout the body and produce watery sweat

bedsores ____

are preventable by eliminating pressure points

in response to stimuli from the sympathetic nervous stsyem, the arrector pili

are responsible for goose bumps

why is the cartilage slow to heal

because it does not have a blood supply

the skeletal system is made of ____

bones and cartilage

in a compound fracture____

broken bone pierces the skin

in general, skin cancers ____

can be reduced by limiting exposure to the sun

which of the following can be found in areas of movement

cartilage

bone tissue can be discribed as

dense, hard ocnnective tissue

an individual has spent to much time sun bathing. not only is his skin painful to the touch, but small blisters have appeared in the affected area. this indicates that he has damaged what layer of skin

epidermis or dermis

Bones grow in length due to activity in the ________.

epiphyseal

which of the following hormones are responsible for the adolescent growth spurt

estrogen and testosterone

the dialyhpsis contains

fat stores

which of the following occurs in the spongy bone of the epiphysis

hematopoiesis

After a skin injury, the body initiates a wound-healing response. The first step of this response is the formation of a blood clot to stop bleeding. Which of the following would be the next response?

increased production of connective tissue

squamous cell carcinomas are the second most common of the skin cancers and are capable of metastasizing if not treated. This cancer affects which cells?

keratinocytes of the statum spinosum

If you cut yourself and bacteria enter the wound, which of the following cells would help get rid of the bacteria?

langerhans cells

which one of the following foods is best for bone health

leafy green vegetables

Without red marrow, bones would not be able to ________.

make blood cells

a fracture can be both___

open and transverse

An individual using a sharp knife notices a small amount of blood where he just cut himself. Which of the following layers of skin did he have to cut into in order to bleed?

papillary dermis

the fibrous membrane covering the outer surface of the bone is the___

periosteum

which function of the skeletal system would be especially important if you were in a car accident

protection of internal organs

which of the following is not a function of the hypodermis

source of blood vessels in the epidermis

As you are walking down the beach, you see a dead, dry, shriveled-up fish. Which layer of your epidermis keeps you from drying out?

stratum corneum

collagen lends ____ to the skin

structure

How can a fractured diaphysis release fat globules into the bloodstream?

the yellow marrow in the diaphysis is exposed and damaged

Calcium cannot be absorbed from the small intestine if ________ is lacking.

vitamin D

in humans, exposure of the skin to sunlight is required for___

vitamin D synthesis