Homework 5+6

Check all that are affected by third-degree burns. 1. Epidermis 2. Dermis 3. Subcutaneous layer

1, 2, and 3 are all correct

Select the way in which sweat glands function in homeostasis.

Temperature regulation

In what ways are cleavage lines in the skin clinically significant? Check all that apply. 1. Stretching of the skin during pregnancy or extreme weight gain will cause stretch marks along these lines. 2. They are surgically important because any procedure resulting in a cut perpendicular to a cleavage line may gape and delay healing. 3. Tattoos are not able to be produced across these lines. 4. Breakdown of collagen fibers along these lines improves skin flexibility.

1 and 2 are correct

Check the functions of connective tissue Check all that apply 1. Supporting the internal frame of the body 2. Energy storage 3. Hormone transport 4. Protecting the vital organs 5. Forming the structural framework of the liver

1, 2, 3, 4, and 5 are all correct

Indicate the functions of connective tissue. Check all that apply 1. Physical support 2. Physical protection 3. Storage of adipocytes and calcium 4. Transport via the blood 5. Absorption of nutrients

1, 2, 3, and 4 are correct

Which of the following are functions of the skin? Check all that apply. Check All That Apply 1. Absorption of oils or lipid-soluble chemical or drugs, such as estrogen or nicotine, through transdermal patches 2. Excretion of sebum that lubricates the skin surface and hair 3. Secretion of the waste product urea during sweating 4. Secretion of water and salt during sweating, which plays a role in electrolyte homeostasis

1, 2, 3, and 4 is all correct

Select all that are functions of neurons and glial cells. Check all that apply 1. Receive nerve impulses 2. Protect neurons 3. Nourish neurons 4. Calcium storage

1, 2, and 3 are correct

Select all the cells that remain in a connective tissue, helping to support, maintain, and repair the extracellular matrix. Check all that apply 1. Fibroblasts 2. Mesenchymal cells 3. Adipocytes 4. Glial cells

1, 2, and 3 are correct

Answer these True/ False questions that describe the subcutaneous tissue. 1. Subcutaneous tissue binds the skin to underlying structures 2. Subcutaneous tissue is part of the integumentary system. 3. An alternate name for subcutaneous tissue is the hypodermis. 4. The amount of fat in the subcutaneous tissue varies with age and diet, and is not influenced by hormones.

1. True 2. False 3. True 4. False

Check all of the statements that are true regarding keratinized stratified squamous epithelium. Check all that apply 1. Keratinized stratified squamous epithelium is typically found lining the oral cavity. 2. Keratinized stratified squamous epithelium forms the epidermis of the skin. 3. In keratinized stratified squamous epithelial tissue, the cells on the apical (outer) surface are dead.

2 and 3 are correct

Which of the following is a true statement regarding sebaceous glands? Check all that apply. 1. Sebaceous glands are a form of sudoriferous gland 2. Sebaceous glands secrete an oily substance called sebum. 3. Sebaceous glands are modified mammary glands. 4. Sebaceous glands are responsible for the oil that coats the hair on your scalp.

2 and 4 are correct

Hair has important functions beyond just appearance. Which of the following functions are associated with hair? Check all that apply. 1. Absorption of chemical signals. 2. Prevents heat loss from the scalp to the air. 3. Protects the scalp from sunburn and injury. 4. Associated tactile receptors detect light touch.

2, 3, and 4 Correct

Check all that should be done to treat first- and second-degree burns. check all that apply: 1. Apply ointment to blisters 2. Apply cool, wet compresses 3. Elevate burned limbs 4. Cover with sterile, nonadhesive bandages

2, 3, and 4 are Correct

Select all that occur as a result of tissue aging. Check all that apply 1. Skeletal muscle hypertrophy 2. Epithelia become thinner 3. Nervous tissue atropy 4. Bones become brittle

2, 3, and 4 are correct

Differences in skin pigmentation are due to varying numbers of melanocytes within each individual.

FALSE

Which of the following chemical substances is not a form of vitamin D involved in the progression to the active form of vitamin D?

Hydrocortisone

Decide the outcome of the hypothetical situation by dragging the label into the appropriate category.

INCREASING: -

Nails are scalelike modifications of which layer of the integument?

Stratum corneum

The skin contains numerous sensory receptors located in both the epidermis and the dermis.

TRUE

The oily, waxy secretion called sebum is produced by

sebaceous glands.