BIOD 151QuizzesM7: Exam - Requires Respondus LockDown

BIOD 151QuizzesM7: Exam - Requires Respondus LockDown…

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M7: Exam - Requires Respondus LockDown

Browser + Webcam Due No due date Points 100 Ques!ons 27 Time Limit 60 Minutes Requires Respondus LockDown Browser A!empt History A"emptTimeScore LATEST A!empt 138 minutes93 out of 100

Score for this quiz: 93 out of 100

Submi!ed Jul 31 at 9:35pm

This a!empt took 38 minutes.

• / 5 pts

Ques!on 1

Your Answer:

Iden"fy the region and the layer of skin that is highlighted in blue.

(Also indicated by the arrow, below) *NOTE: To receive full credit

you must label two regions.

stratum grandulosum, epidermus Stratum granulosum; Epidermis (Must have both for full credit)

• / 5 pts

Ques!on 2

Your Answer:

A- Iden"fy the sensory cell receptor highlighted in blue, below, also indicated by the arrow.B- What sensory informa"on is detected by this type of receptor?

meisner corpsulate light touch and vibra"on

• Meisner’s corpuscles;
• Detects light touch and vibra!on (mechanoreceptor)

• / 3 pts

Ques!on 3

The layers of the epidermis, from superficial to deep are:

Stratum corneum, stratum granulosum, stratum spinosum, stratum basale.Correct!Correct!Stratum basale, stratum spinosum, stratum granulosum, stratum corneum Stratum spinosum, stratum granulosum, stratum corneum, Stratum basale Stratum corneum, stratum spinosum, stratum granulosum, stratum basale.

• / 4 pts

Ques!on 4 Exocrine glands secrete ______; Endocrine glands secrete ____.

• for body-wide distribu"on, into an epithelial lining
• into an epithelial lining, for body-wide distribu"on
• through a duct, into the bloodstream
• into the bloodstream, through a duct
• A&D

• B&C

Correct!Correct!

• / 3 pts

Ques!on 5

Which of the following is true regarding the epidermis:

It is highly vascular.It is comprised of five dis"nct layers.

The basement membrane contains its blood supply.Correct!Correct!Epidermal ridges change throughout a person’s life"me.

10 / 10 pts Ques!on 6

Other Incorrect Match Op"ons:

Detects light touch Detects pain Match the cell with its single best descrip!on, using each descrip!on only once.Fibroblasts Produces collagen Correct!Correct!Kera!nocytes Produces a protein to protect the skin Correct!Correct!Langerhans cells Assists in immune responses Correct!Correct!Melanocytes Produces a pigment that absorbs UV rays Correct!Correct!

• / 3 pts

Ques!on 7

Your Answer:

A person senses pain from a sharp tack. What type of sensory organ detects this informa"on?papillary Nociceptor

• / 3 pts

Ques!on 8

Your Answer:

Merkel cells are embedded in what layer of the skin?epidermis Epidermis

• / 4 pts

Ques!on 9

Your Answer:

In your own words, how can the skin be used to determine if a person is dehydrated?To derterime if someone is dehydrated, you would simply pinch the skin. If the skin stays in place or goes down very slowly, it is a indicator that the person is dehydrated.A person who is dehydrated has decreased water content in the dermal layer of their skin. A person can be tested for dehydra!on by pinching the skin on the back of the hand.One indicator of dehydra!on is when the skin does not recoil back to its normal shape but instead stays “ridged”.

• / 5 pts

Ques!on 10

Your Answer:

What is the name and func"on of the structure below?(Highlighted in blue, also indicated by the arrow)

arreptor pili; muscle connects to the hair follicule. When it is cold the muscle will contract.Arrector pili, a smooth muscle which connects to each hair follicle. It contracts when the body is cold or experiences emo!onal responses.

• / 5 pts

Ques!on 11

Your Answer:

What is the name and func"on of the structure below?(Highlighted in blue, also indicated by the arrow) sweat gland, the body will produce sweat (perspira"on) inorder to regulate the temperature in the body.Sweat gland (or sudoriferous glands) produce sweat in almost every part of the skin, helping to regulate body temperature (perspira!on).

• / 2 pts

Ques!on 12

All of the following are func"ons of skin except:

Absorb UV rays

Produce vitamin C Correct!Correct!Thermoregula"on Protec"on for underlying "ssues

• / 2 pts

Ques!on 13

The most superficial region of the dermis is the:

Re"cular You AnsweredYou Answered

Papillary Correct AnswerCorrect Answer Stratum corneum Subcutaneous None of the above are layers of the dermis

• / 2 pts

Ques!on 14

The hypodermis is comprised mainly of:

Adipocytes Correct!Correct!Re"cular cells Dermatomes Sebaceous glands

• / 2 pts

Ques!on 15 What is a contusion?A third degree burn An infec"on in the epidermis Subcutaneous injec"on

Damage to a broken blood vessel Correct!Correct!

• / 2 pts

Ques!on 16

Informa"on from a dermatome carries informa"on from:

The brain You AnsweredYou Answered The spinal cord A gland

The skin Correct AnswerCorrect Answer

10 / 10 pts Ques!on 17

Your Answer:

This injury, seen below, is best described as what degree of burn?Explain what layer/s of skin are damaged in this type of burn.

This injury is a 2nd degree burn. There is damage to the epidermis and the dermis which caused there to be blistering. This can occur from a severe sunburn or hot liquids touching the sking for a long period of "me.Second-degree burn, also called a par!al thickness burn The epidermis and dermis layers of the skin was damaged.

(Op!onal: The burned area burned becomes red and

painful, forming blisters)

10 / 10 pts Ques!on 18

Your Answer:

Answer the following clinical case scenario:

Your pa"ent was injured in a house fire. The skin sustained damage through the epidermis, dermis, hypodermis, and some muscle "ssue.1- What degree of burn best describes your pa"ent’s injury?2- Would your pa"ent experience pain in the injured area? Why or why not?That would be a 4th degree burn, The paitent would feel pain in the area because the sensory nerves are damaged but can s"ll indicate a pain signal to the brain, allowing them to s"ll feel pain.-4th degree -No, fourth-degree burns damage the epidermis, the dermis, the hypodermis, and underlying !ssue such as muscle or bone. Because the nerve endings are destroyed there is no sensa!on in the affected burn area.

2.5 / 2.5 pts Ques!on 19

This part of a hair contains blood and nervous supply:

Kera"n Root Sha#

Bulb Correct!Correct!

2.5 / 2.5 pts Ques!on 20

Hair is made up of:

Living epidermal cells converted to kera"n

Dead epidermal cells converted to kera"n Correct!Correct!Living epidermal cells converted to collagen Dead epidermal cells converted to collagen

2.5 / 2.5 pts Ques!on 21 Nails are hard, dead cells which have been converted to _____

Kera"n Correct!Correct!Collagen Calcium Corneum

2.5 / 2.5 pts Ques!on 22 The nail _____ is a por"on of the nail not visible.cu"cle body

root Correct!Correct!lunula

• / 2 pts

Ques!on 23

Your Answer:

What is a skin gra#?A skin gra# is when they take a healthy piece of your skin and put it over an injury that is exposed,with no viable skin le#, to allow for faster healing and prevent infec"on.Skin gra$ing is a treatment where healthy skin is taken from a person’s own body and gra$ed on top of the damaged area.

• / 2 pts

Ques!on 24 What substance from the blood accumulates to form a clot?White blood cells Red blood cells

Platelets Correct!Correct!Macrophages

• / 2 pts

Ques!on 25 Mast cells secrete what chemical?Collagen

Histamine Correct!Correct!Platelets All of the above

• / 2 pts

Ques!on 26 Fibroblasts secrete ______ histamine fibroblasts pathogens

collagen Correct!Correct!

• / 2 pts

Ques!on 27 A scar ______.is called clo$ng.maintains full func"on of the original "ssue.

is an overgrowth of fibrous connec"ve "ssue.Correct!Correct!supports the "ssue matrix un"l the old cells are developed.

Submission Details:

Time: 38 minutes

Current

Score:

93 out of 100

Kept Score:

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