$$\text{Water moves from inside the cell to outside}$$

Question 1

Which layer of the epidermis is only present in thick skin, such as the palms and soles?

Accepted Answer

Stratum lucidum

Question 2

A patient presents with a bluish discoloration of the skin after a traumatic injury. Which term best describes this condition?

Accepted Answer

Cyanosis

Question 3

Which of the following is NOT a function of the basement membrane in the skin?

Accepted Answer

Acts as a site for mitosis

Question 4

Which cell type is most abundant in the epidermis and is responsible for producing the protein that gives skin its strength?

Accepted Answer

Keratinocytes

Question 5

A burn patient is at greatest risk for which immediate complication?

Accepted Answer

Dehydration due to fluid loss

Question 6

Which of the following glands is responsible for producing oil on the skin?

Accepted Answer

Sebaceous gland

Question 7

Which of the following best describes the semiconservative nature of DNA replication?

Accepted Answer

Each new DNA molecule contains one old and one new strand

Question 8

During DNA replication, which enzyme is responsible for joining Okazaki fragments?

Accepted Answer

DNA ligase

Question 9

Which of the following best describes the directionality of DNA synthesis?

Accepted Answer

DNA is synthesized in the 5' to 3' direction

Question 10

A patient with osteoporosis is likely to have decreased levels of which hormone, leading to reduced bone density?

Accepted Answer

Estrogen

Question 11

Which of the following best describes the function of calcitonin in bone physiology?

Accepted Answer

Decreases blood calcium by stimulating osteoblasts

Question 12

Which type of ossification forms compact bone from hyaline cartilage?

Accepted Answer

Endochondral ossification

Question 13

Which connective tissue fiber is most abundant and provides tensile strength?

Accepted Answer

Collagen fiber

Question 14

Which of the following is a characteristic of epithelial tissue compared to connective tissue?

Accepted Answer

Epithelial tissue is avascular

Question 15

Which type of cartilage is found at the ends of long bones and in the nose?

Accepted Answer

Hyaline cartilage

Question 16

A synovial joint is characterized by which of the following features?

Accepted Answer

Freely movable with a joint cavity

Question 17

Which bone marking allows for the passage of blood vessels and nerves through a bone?

Accepted Answer

Foramen

Question 18

Which of the following equations correctly represents the movement of water during osmosis in a hypertonic solution?

Accepted Answer

$$	ext{Water moves from inside the cell to outside}$$

Question 19

Which of the following best describes the function of goblet cells in pseudostratified ciliated columnar epithelium?

Accepted Answer

Produce mucus to prevent friction

Question 20

A fracture that appears as a thin break in a bone and is often detected after some time is best described as:

Accepted Answer

Hairline fracture

Comprehensive Study Notes: Integumentary System, DNA Replication, Histology, Skeletal System, and Articulations

Study Guide - Practice Questions