Anatomy #3

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What is an advantage of having sebaceous glands?

They keep skin and hair soft and conditioned

Where are epidermal ridges found?

dermis

What type of bone is the on showing in the picture?

irregular

look at the image. What view of the body does #3 represents?

superior

What are lines of cleavage?

"tension lines" in the skin indicate the predominant direction of underlying collagen fibers.

What type of burn will kill some cells in the epidermis which will be replaced by mitosis?

1st degree burn

What type of burn will kill all cells in the epidermis and some cells in the dermis layer. Self regeneration still occurs.

2nd degree burn

What type of burn destroy the epidermis and dermis, also damages the underlying bones, muscles, and tendons? There is no sensation in the area since the nerve endings are destroyed. Skin graft is necessary at this point because the skin will not regenerate by itself.

3rd degree burn

Skin functions/ characteristics

All are correct

What is an disadvantage of having sebaceous glands?

All are correct

The glands we find mainly in the pubic area and in the dermis are

Apocrine sweat glands

Why is it important to know the directions of the lines of cleavage if you are a surgeon?

Cuts in surgery are usually made parallel to these lines to help healing and leads to optimal scar formation.

Choose the correct statement about the Epidermal ridges.

Every human being has a unique pattern of ridges (fingerprints and footprints).

What are the functions of the epidermal ridges?

Increase friction to help grip objects

What do we call a tubelike passageway in the body?

Meatus

Why are sebaceous glands important?

Protect against bacteria

What are the small oil-producing glands present in our skin?Usually attached to hair follicles and release a fatty substance, sebum, into the follicular duct and thence to the surface of the skin.

Sebaceous glands

Functions of the skeletal system

all are correct

look at the image. What view of the body does #1 represents?

anterior

The portion of the skeleton that has the bones of the shoulder, pelvis, and upper and lower extremities AND is attached to the spinal column and sternum

appendicular skeleton

The part of the skeleton that includes the skull and spinal column and sternum and ribs

axial skeleton

What are epidermal ridges?

downward waves of epidermis What makes fingerprints

Loot at the image. What anatomical part is the cartilaginous area at the ends of long bones where lengthwise growth takes place in the immature skeleton?

epiphyseal plate

What type of bone is the picture showing? (ribs)

flat bones

Oval-shaped opening in the occipital bone of the skull

foramen

look at the image. What view of the body does #4 represents?

inferior

The picture shows the femurs. What kind a bond is this?

long bone

Parts of hair from the inside out

medulla, cortex, cuticle

The glands we find mainly in the dermis are

merocrine sweat glands

What do apocrine sweat glands that produce when come in contact with bacteria on the skin?

odor

look at the image. What view of the body does #2 represents?

posterior

Name the type of bone highlighted in the image

sesamoid bone

What type of bone is the picture showing?

short bones

Cavity within a bone, filled with air and lined with mucous membrane

sinus


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