Question 1

Why is anal sex more apt to transfer HIV than vaginal sex?​

Accepted Answer

​The lining of the rectum is not evolved

Question 2

Choose the one most appropriate answer for each.​
-epididymis​

Accepted Answer

A) ​acts to trigger ovulation in females 
B) ​structures that secrete mucus and nutrients absorbable by sperm; open into the ejaculatory duct 
C) ​forms as an outgrowth of the yolk sac; becomes part of umbilical cord and urinary bladder 
D) ​a drug that causes severely deformed arms and legs in developing embryos 
E) ​two of these connect seminiferous tubules with vasa deferentia
F)​opening between uterus and vagina
G)​organ that supplies the embryo/fetus with nutrients and removes wastes
H)​connects epididymis with ejaculatory duct
I)​hormones that stimulate uterine contractions in the female
J)​cap over the head of a sperm; contains lytic enzymes to penetrate egg membranes
K)​inner cell mass plus trophoblast; attaches to uterine wall
L)​testosterone secreting cells in the testis
M)​sensitive to sexual stimulation; develops from same embryonic tissues as does the penis in males
N)​the uterine lining
O)​stimulates maturation of an ovarian follicle 
A) ​acts to trigger ovulation in females 
B) ​structures that secrete mucus and nutrients absorbable by sperm; open into the ejaculatory duct 
C) ​forms as an outgrowth of the yolk sac; becomes part of umbilical cord and urinary bladder 
D) ​a drug that causes severely deformed arms and legs in developing embryos 
E) ​two of these connect seminiferous tubules with vasa deferentia
F)​opening between uterus and vagina
G)​organ that supplies the embryo/fetus with nutrients and removes wastes
H)​connects epididymis with ejaculatory duct
I)​hormones that stimulate uterine contractions in the female
J)​cap over the head of a sperm; contains lytic enzymes to penetrate egg membranes
K)​inner cell mass plus trophoblast; attaches to uterine wall
L)​testosterone secreting cells in the testis
M)​sensitive to sexual stimulation; develops from same embryonic tissues as does the penis in males
N)​the uterine lining
O)​stimulates maturation of an ovarian follicle

Question 3

Oral contraceptives work by _____.

Accepted Answer

A)  ​changing the pH of the uterus so sperm cannot live 
B)  ​changing the temperature of the uterus so sperm cannot live 
C)  ​blocking the entrance to the uterus 
D)  ​killing sperm 
E)  preventing ovulation​ 
A)  ​changing the pH of the uterus so sperm cannot live 
B)  ​changing the temperature of the uterus so sperm cannot live 
C)  ​blocking the entrance to the uterus 
D)  ​killing sperm 
E)  preventing ovulation​

Question 4

Use the figure above showing cyclic events in a human ovary to answer the following question.
-Ovulation is indicated by the letter ____.

Accepted Answer

A)  ​A 
B)  ​B 
C)  ​C 
D)  ​D 
E)  ​E 
A)  ​A 
B)  ​B 
C)  ​C 
D)  ​D 
E)  ​E

Question 5

-bulbourethral gland​

Accepted Answer

The answer of  
-bulbourethral gland​
...

Exam 41: Animal Reproductive Systems

Why is anal sex more apt to transfer HIV than vaginal sex?​

Choose the one most appropriate answer for each.​ -epididymis​

Oral contraceptives work by _____.

Use the figure above showing cyclic events in a human ovary to answer the following question. -Ovulation is indicated by the letter ____.

-bulbourethral gland​

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Starts - Photosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizating Information About Species

Lifes Origin and Early Evolution

Viruses - Bacteria - and Archaea

Protists - the Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution - the Invertibrates

Animal Evolution - the Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Development

Animal Behavior

Filters

Why is anal sex more apt to transfer HIV than vaginal sex?

Choose the one most appropriate answer for each. -epididymis

-bulbourethral gland