Chapter 17 Pt. 4 (Final Exam Pt. 15)

Question 1

True or False: viral STDs cannot be cured with antibiotics

Answer 1

True

Question 2

_______ _____ may be caused by any of several human papilloma viruses (HPVs)

Answer 2

genital warts

Question 3

genital warts may be caused by any of several _______ _________ ________ (_____)

Answer 3

human papilloma viruses (HPVs)

Question 4

What are the types of viral STDs?

Answer 4

(1) genital herpes

(2) HPV genital infection

Question 5

Which viral STD is this:

Flu-like symptoms present:

Answer 5

genital herpes

Question 6

Which viral STD is this:

Blisters go away, but the virus remains

Answer 6

genital herpes

Question 7

Which viral STD is this:

symptoms recur periodically

Answer 7

genital herpes

Question 8

Which viral STD is this:

Small warts appear on sex organs

Answer 8

HPV genital infection

Question 9

Which viral STD is this:

May cause itching, burning, irritation, discharge, bleeding

Answer 9

HPV genital infection

Question 10

What are the effects of genital herpes?

Answer 10

(1) Cannot be cured
(2) Recurrence of blisters
(3) Infection can pass to fetus, causing miscarriage or stillbirth
(4) Can cause brain damage in newborns

Question 11

What are the effects of HPV genital infection?

Answer 11

(1) Formation of additional warts
(2) Closely associated with cervical cancer and penile cancer
(3) Infection an pass to infant during childbirth

Question 12

What is the difference between AIDS and HIV?

Answer 12

acquired immune deficiency syndrome (AIDS)- the final stage in HIV infection during which the immune system is slowly weakened

human immunodeficiency virus (HIV) causes AIDS

Question 13

The primary target of HIV is the _______ __ _____

Answer 13

helper T cell

Question 14

the structure of HIV:

-the _________ comes from the cell membrane of the previous host cell

Answer 14

envelope

Question 15

the structure of HIV:

-the tip of HIV’s ________ _____ fits into receptors on the host cell, allowing HIV to enter the cell

Answer 15

protein spike

Question 16

the structure of HIV:

-HIV’s _________ ______ are embedded in the _________ of HIV

Answer 16

protein spikes

envelope

Question 17

the structure of HIV:

-_________ ____________ is the enzyme that rewrites HIV’s RNA as DNA

Answer 17

Reverse transcriptase

Question 18

the structure of HIV:

-HIV’s genetic information is in the form of _____

Answer 18

RNA

Question 19

the structure of HIV:

-______ ________ surrounding the core

Answer 19

viral proteins

Question 20

the life cycle of HIV:

(1)
(2) His fuses with the cell membrane and releases its contents into the host cell
(3) HIV’s protein coat degrades
(4) reverse transcriptase rewrites HIV’s single-stranded RNA as HIV’s double-stranded DNA
(5) HIV’s DNA enters the host cell’s nucleus and is then inserted into the DNA of a host cell chromosome
(6) Many copies of single-stranded HIV RNA are made.
(7) HIV RNA and proteins father at the cell membrane and leave the host cells as an immature virus

Answer 20

(1) HIV attaches to a CD4 receptors on the cell membrane of the host cell

Question 21

the life cycle of HIV:

(1) HIV attaches to a CD4 receptors on the cell membrane of the host cell
(2)
(3) HIV’s protein coat degrades
(4) reverse transcriptase rewrites HIV’s single-stranded RNA as HIV’s double-stranded DNA
(5) HIV’s DNA enters the host cell’s nucleus and is then inserted into the DNA of a host cell chromosome
(6) Many copies of single-stranded HIV RNA are made.
(7) HIV RNA and proteins father at the cell membrane and leave the host cells as an immature virus

Answer 21

(2) His fuses with the cell membrane and releases its contents into the host cell

Question 22

the life cycle of HIV:

(1) HIV attaches to a CD4 receptors on the cell membrane of the host cell
(2) His fuses with the cell membrane and releases its contents into the host cell
(3)
(4) reverse transcriptase rewrites HIV’s single-stranded RNA as HIV’s double-stranded DNA
(5) HIV’s DNA enters the host cell’s nucleus and is then inserted into the DNA of a host cell chromosome
(6) Many copies of single-stranded HIV RNA are made.
(7) HIV RNA and proteins father at the cell membrane and leave the host cells as an immature virus

Answer 22

(3) HIV’s protein coat degrades

Question 23

the life cycle of HIV:
(1) HIV attaches to a CD4 receptors on the cell membrane of the host cell
(2) His fuses with the cell membrane and releases its contents into the host cell
(3) HIV’s protein coat degrades
(4)
(5) HIV’s DNA enters the host cell’s nucleus and is then inserted into the DNA of a host cell chromosome
(6) Many copies of single-stranded HIV RNA are made.
(7) HIV RNA and proteins father at the cell membrane and leave the host cells as an immature virus

Answer 23

(4) reverse transcriptase rewrites HIV’s single-stranded RNA as HIV’s double-stranded DNA

Question 24

the life cycle of HIV:

(1) HIV attaches to a CD4 receptors on the cell membrane of the host cell
(2) His fuses with the cell membrane and releases its contents into the host cell
(3) HIV’s protein coat degrades
(4) reverse transcriptase rewrites HIV’s single-stranded RNA as HIV’s double-stranded DNA
(5)
(6) Many copies of single-stranded HIV RNA are made.
(7) HIV RNA and proteins father at the cell membrane and leave the host cells as an immature virus

Answer 24

(5) HIV’s DNA enters the host cell’s nucleus and is then inserted into the DNA of a host cell chromosome

Question 25

the life cycle of HIV:

(1) HIV attaches to a CD4 receptors on the cell membrane of the host cell
(2) His fuses with the cell membrane and releases its contents into the host cell
(3) HIV’s protein coat degrades
(4) reverse transcriptase rewrites HIV’s single-stranded RNA as HIV’s double-stranded DNA
(5) HIV’s DNA enters the host cell’s nucleus and is then inserted into the DNA of a host cell chromosome
(6)
(7) HIV RNA and proteins father at the cell membrane and leave the host cells as an immature virus

Answer 25

(6) Many copies of single-stranded HIV RNA are made.

Question 26

the life cycle of HIV:
(1) HIV attaches to a CD4 receptors on the cell membrane of the host cell
(2) His fuses with the cell membrane and releases its contents into the host cell
(3) HIV’s protein coat degrades
(4) reverse transcriptase rewrites HIV’s single-stranded RNA as HIV’s double-stranded DNA
(5) HIV’s DNA enters the host cell’s nucleus and is then inserted into the DNA of a host cell chromosome
(6) Many copies of single-stranded HIV RNA are made.
(7)

Answer 26

(7) HIV RNA and proteins father at the cell membrane and leave the host cells as an immature virus

Question 27

What are the major modes of transmission of HIV?

Answer 27

(1) unprotected sexual activity
(2) intravenous drug use
(3) infected mother to offspring before, during, and after birth

Question 28

HIV can infect any cell that has a ____ _______ (like a helper T cell)

Answer 28

CD4 receptor

Question 29

What are the symptoms of HIV in the brain?

Answer 29

forgetfulness, impaired speech, inability to concentrate, depression, seizures, and personality changes

Question 30

What are the stages of HIV?

Answer 30

(1) the initial infection
(2) an asymptomatic stage
(3) initial disease symptoms
(4) early immune failure
(5) AIDS