The Integumentary System

According to the 2016 survey mentioned in the Motivation section of Chapter 5, what percentage of white medical students believed that black skin is thicker than white skin?

What are the two main layers that compose the skin, as described in the chapter?

Which layer of the epidermis is found only in the 'thick skin' of the palms and soles?

What is the primary function of eccrine sweat glands?

An individual cuts themselves, and the wound bleeds. Which layer of the skin, at a minimum, must have been reached to cause bleeding?

From which primary layer of the skin do accessory structures like hair, nails, and sweat glands embryologically originate?

What is the name of the smooth muscle attached to a hair follicle that causes the hair to stand on end?

Sebaceous glands release an oily substance and are most closely associated with which other skin structure?

What is the primary protein that constitutes the structure of hair and nails?

Which layer of the epidermis is responsible for preventing the body from drying out?

The papillary layer of the dermis is most closely associated with which layer of the epidermis?

The appearance of small blisters after excessive sunbathing indicates damage to which layers of the skin?

Thin skin, which covers most of the body, is composed of how many layers of epithelial cells?

What is the term for the cellular vesicle that transfers melanin from melanocytes to keratinocytes?

In which layer of the epidermis are melanocytes primarily found?

What type of tissue is the epidermis primarily composed of?

The layer immediately below the dermis, which is not considered part of the integumentary system, is called the?

What structure is described as a claw-like keratinous plate at the tip of the fingers and toes?

Which of the following is NOT listed as an accessory structure of the skin?

What is the portion of the hair that is located within the skin, deep to the body surface?

Sudoriferous glands is another name for which type of gland?

In the context of skin color, what is the role of keratinocytes?

Which of the following describes the eponychium?

What is the main function of the sensory receptors called free nerve endings found in the dermis?

Which of the following is NOT a layer of the epidermis?

Jaundice, which can cause a yellowing of the skin, is mentioned as a condition that can affect skin color in addition to pigmentation. What group is mentioned as often being jaundiced?

What is the anatomical term for the part of the nail that is responsible for nail growth?

The dermis is described as being well-vascularized and having numerous sensory and nerve fibers. What purpose do the sympathetic nerve fibers mentioned in the text serve?

Which layer of the epidermis contains 'lamellar granules' as shown in Figure 5.3?

The relative coloration of the skin depends on the amount of melanin produced by melanocytes and taken up by which cells?

What are the two types of sweat glands classified in the chapter?

Eccrine sweat glands have the highest density in which two areas of the body?

According to the provided text, which of the following is NOT a function of the integumentary system?

The structure of the nail consists of the nail plate, nail matrix, nail bed, and what other component?

Similar to hair, nails grow continuously. Which of the following nail structures is furthest from the nail growth center?

What is the name of the most superficial layer of the epidermis, consisting of dead cells filled with keratin?

Which structure of the hair contains the blood vessels and nerve endings?

Eccrine sweat glands release a sweat that is composed mostly of what substance?

What type of tissue primarily makes up the hypodermis?

The cells that produce melanin are called melanocytes, which are found in the stratum basale. What are the cells that make up the majority of the epidermis called?

The integumentary system is described as being made up of the skin and what other components?

What structure is formed by the parts of the hair follicle that are the medulla, cortex, and cuticle?

What is the primary difference between apocrine and eccrine sweat glands mentioned in the chapter?

The layer of the epidermis that is actively mitotic and contains stem cells is the:

Which of the following best describes the composition of the dermis?

What is the white, crescent-shaped area at the proximal end of the nail called?

In the five-layer structure of thick skin epidermis, where is the stratum lucidum located?

What sensory cell is shown in the stratum basale of Figure 5.3, associated with a sensory neuron?

The layer of the hair that forms the outer surface and is composed of overlapping cells is the:

What type of gland is labeled as a 'coiled gland in the dermis' in the caption for Figure 5.7?