APU SCIN360 QUIZ 1 [ 2014 ]

Part 1 of 1 - 100.0/ 100.0 Points

Question 1 of 20

5.0/ 5.0 Points

The ____ is often found near the center of the cell and contains the DNA.

A.A. cell membrane

B.B. cytoplasm

C.C. nucleus

D.D. ribosome

Question 2 of 20

5.0/ 5.0 Points

Which of the following is made up of a mixture of many types of molecules and is a very thin and selectively permeable?

A.A. cell membrane

B.B. cytoplasm

C.C. nucleus

D.D. ribosome

Question 3 of 20

5.0/ 5.0 Points

Pumps help move substances from an area of low concentration to an area of high concentration by the process of:

A.A. diffusion.

B.B. osmosis.

C.C. filtration.

D.D. active transport.

Question 4 of 20

5.0/ 5.0 Points

The condition _____ in an example of a disease caused by an endogenous toxin.

A.A. albinism

B.B. cystic fibrosis

C.C. hemophilia

D.D. phenylketonuria (PKU)

Question 5 of 20

5.0/ 5.0 Points

Which type of tissue covers and lines surfaces?

A.A. epithelial

B.B. connective

C.C. muscle

D.D. nervous

Question 6 of 20

5.0/ 5.0 Points

Which of the following is an effect of inflammation?

A.A. prevents hemorrhage.

B.B. causes pain, calling attention to the injury.

C.C. decreases swelling.

D.D. decreases the blood supply to the injured area.

Question 7 of 20

5.0/ 5.0 Points

Which of the following is will cause denaturation of proteins?

A.A. hypothermia

B.B. inflammation

C.C. hyperthermia

D.D. infection

Question 8 of 20

5.0/ 5.0 Points

In _____, new cells form by mitosis?

A.A. hypertrophy

B.B. disuse atrophy

C.C. pressure atrophy

D.D. hyperplasia

Question 9 of 20

5.0/ 5.0 Points

Which of the following is an example of a reversible change?

A.A. myelin figures

B.B. karyolysis

C.C. pyknosis

D.D. karyorrhexis

Question 10 of 20

5.0/ 5.0 Points

A complication of healing may cause distortion of the skin or even restrict joints?

A.A. adhesions

B.B. contractures

C.C. dehiscence

D.D. keloid formation

Question 11 of 20

5.0/ 5.0 Points

Scar tissue in the skin can effectively function as if the skin was never damaged.

A. True

B. False

Question 12 of 20

5.0/ 5.0 Points

Epithelial junctions widen during vasodilation.

A. True

B. False

Question 13 of 20

5.0/ 5.0 Points

Serotonin is a mediator of inflammation that is produced from arachidonic acid.

A. True

B. False

Question 14 of 20

5.0/ 5.0 Points

Primary healing is more likely to produce scarring than secondary healing.

A. True

B. False

Question 15 of 20

5.0/ 5.0 Points

Phagocytes report to an injured area because the are attracted by a(n) _____. chemotactic agent

Question 16 of 20

5.0/ 5.0 Points

Bone dissolving cells are called _____. osteoclasts

Question 17 of 20

5.0/ 5.0 Points

_____ is required to convert an amino acid in the steps leading to collagen production. Vitamin C

Question 18 of 20

5.0/ 5.0 Points

The production of new blood vessels is called revascularization or _____. angiogenesis

Question 19 of 20

5.0/ 5.0 Points

Give a brief 1-2 sentence explanation to the question: What makes an exudate and transudate different from one another in terms of their contents?

Question 20 of 20

5.0/ 5.0 Points

Give a brief 1-2 sentence explanation to the question: What prevents overgrowth of an epithelium during healing?