Q: Which formula correctly calculates the area of skin if the average skin, when stretched out, covers 1.5 square meters and the person weighs 60 kg? (Assume skin area is proportional to body surface area.)

$$A = 1.5 \times \frac{60}{70}$$

Question 1

Which type of tissue is shown in the image labeled 'Tissues' with a fibrous, web-like appearance and scattered nuclei?

Accepted Answer

Connective tissue

Question 2

Ella has a condition called Epidermolysis Bullosa (EB). Which layer of the skin is primarily affected in this disease, leading to blistering and poor adhesion?

Accepted Answer

Basement membrane

Question 3

Which protein acts as the 'glue' that holds the epidermis and dermis together, and is often defective in certain skin diseases?

Accepted Answer

Collagen

Question 4

A tattoo must be injected below which skin layer to ensure permanence?

Accepted Answer

Basement membrane

Question 5

Which type of epithelial tissue is specialized for rapid diffusion and filtration, and is found lining air sacs in the lungs and capillaries?

Accepted Answer

Simple squamous epithelium

Question 6

Which connective tissue cell type is responsible for producing fibers such as collagen and elastin?

Accepted Answer

Fibroblasts

Question 7

If a person’s skin weighs 100 pounds and the average rate of skin replacement is 5 pounds per year, how many years does it take to completely replace all the skin?

Accepted Answer

20 years

Question 8

Which type of epithelial tissue lines the urinary bladder and is specialized to stretch and block diffusion?

Accepted Answer

Transitional epithelium

Question 9

Which connective tissue type is found at the ends of joints, nose, and respiratory passages, and serves as padding?

Accepted Answer

Hyaline cartilage

Question 10

Which type of muscle tissue is striated, voluntary, and contains multiple nuclei per cell?

Accepted Answer

Skeletal muscle

Question 11

A patient with Epidermolysis Bullosa (EB) may require a gastric feeding tube due to scarring and narrowing of which tissue lining?

Accepted Answer

Epithelial tissue

Question 12

Which type of epithelial tissue contains goblet cells and may have cilia, and is found lining air passages and the reproductive system?

Accepted Answer

Pseudostratified columnar epithelium

Question 13

Which connective tissue type stores energy, provides insulation, and cushions organs?

Accepted Answer

Adipose tissue

Question 14

Which type of connective tissue forms tendons and ligaments, providing strong attachment between muscles and bones?

Accepted Answer

Dense fibrous connective tissue

Question 15

Which cell type in connective tissue is responsible for fighting infection by engulfing pathogens?

Accepted Answer

Macrophages

Question 16

Which type of muscle tissue is involuntary, striated, and contains intercalated discs?

Accepted Answer

Cardiac muscle

Question 17

Which type of cartilage is found in the external ear and larynx, providing flexibility?

Accepted Answer

Elastic cartilage

Question 18

Which tissue type is responsible for transmitting electrical signals throughout the body?

Accepted Answer

Nervous tissue

Question 19

If the cilia in pseudostratified columnar epithelium lining the respiratory tract do not function properly, which of the following is a likely consequence?

Accepted Answer

Reduced clearance of mucus and increased risk of infection

Question 20

Which formula correctly calculates the area of skin if the average skin, when stretched out, covers 1.5 square meters and the person weighs 60 kg? (Assume skin area is proportional to body surface area.)

Accepted Answer

$$A = 1.5 	imes \frac{60}{70}$$

Tissues: The Living Fabric – An Overview for Anatomy & Physiology

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