Question Details

BIO 130 MODULE 8 CHECK YOUR UNDERSTANDING

1.	Persons who desire romantic and sexual relationships with those of the same gender are:
a.    homosexual.
b.    intersexual.
c.    heterosexual.
d.    all of the choices apply.
Hint: Section 27.1 and Section 27.3
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among 
individuals and cultures.
LO15B:Examine how the expression of sexuality varies among individuals.
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2.	Sperm cells are produced in the:
a.    vas deferens.
b.    penis.
c.    urinary bladder.
d.    testes.
Hint: Section 27.2, Section 27.5, and Section 27.6
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among 
individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system 
components.
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3.	Digestion of protein begins in the:
a.    mouth.
b.    stomach.
c.    duodenum.
d.    small intestine.
Hint: Section 24.5
SLO12:Identify the physiological process and examine the main systems of the human body and their 
functions.
LO12D:State the role of various organs of the digestive system in the enzymatic, mechanical, and chemical 
digestion of foods.
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4.	The part of the brain that controls automatic functions, such as breathing and heart rate, is the:
a.    cerebrum.
b.    cerebellum.
c.    spinal cord.
d.    medulla oblongata.
Hint: Section 26.2
SLO13:Analyze the roles that hormones, nerve cells, and sensory and motor abilities play in the human 
body.
LO13E:Explain why damage to a particular part of the brain affects a specific sensory or motor ability.
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5.	Which of the following serves as a physical barrier to prevent the sperm from getting to the egg cell?
a.    Abortion
b.    IUD
c.    Condom
d.    Spermicidal jelly
Hint: Section 27.10
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among
 individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system

 components.
	0
6.	Balance is maintained by:
a.    the tympanum.
b.    ear bones.
c.    semicircular canals.
d.    the auditory tube.
Hint: Section 26.2 and Section 26.6
SLO12:Identify the physiological process and examine the main systems of the human body and their
 functions.
LO12H:Identify the kinds of environmental changes to which the various sense organs respond.
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7.	Bile is required for fat digestion because:
a.    fat is not water soluble.
b.    bile is an enzyme necessary for fat digestion.
c.    bile changes the pH of the intestine and improves conditions for fat digestion.
d.    bile reduced the amount of fat present.
Hint: Section 24.5
SLO12:Identify the physiological process and examine the main systems of the human body and their
 functions.
LO12D:State the role of various organs of the digestive system in the enzymatic, mechanical, and chemical
 digestion of foods.
	0
8.	The placenta:
a.    conducts the mother's blood directly to the embryo.
b.    is responsible for providing the nutritional needs of the embryo.
c.    nourishes the egg while it is yet in the ovary.
d.    is discharged from the body and rebuilt approximately every twenty-eight days.
Hint: Section 27.9
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among
 individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system
 components.
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9.	Basophils, eosinophils, and neutrophils are also known as:
a.    leukocytes.
b.    platelets.
c.    lymphocytes.
d.    RBCs.
Hint: Section 24.2
SLO12:Identify the physiological process and examine the main systems of the human body and their
 functions.
LO12A:Explain why a strongly pumping heart, open arteries, and veins are essential to good health.
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10.	Individuals who have partial or complete development of both male and female sex organs are:
a.    homosexual.
b.    intersexual.
c.    transgender.
d.    all of the choices apply.
Hint: Section 27.1 and Section 27.2
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among 
individuals and cultures.
LO15C:Describe some aspects of sexual behavior that are strongly influenced by culture and other that may
 be hereditary.
	0
11.	When the egg leaves the oviduct, it normally passes directly into the:
a.    abdominal cavity.
b.    ovary.
c.    uterus.
d.    vas deferens.
Hint: Section 27.2
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among 
individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system 
components.
	1
12.	If the amount of carbon dioxide in the blood increases, which of the following occurs?
a.    Breathing rate increases
b.    The pH increases
c.    Bicarbonate ions are converted to carbonic acid
d.    The diaphragm contracts less frequently
Hint: Section 24.2 and Section 24.4
SLO12:Identify the physiological process and examine the main systems of the human body and their
 functions.
LO12B:Examine the function of breathing to oxygen and carbon dioxide exchange.
	1
13.	The differentiation of the sex of an embryo:
a.    occurs about month 4 of fetal development.
b.    is determined by the presence or absence of the Y-chromosome and its genes.
c.    occurs at conception.
d.    is highly variable form one embryo to another.
Hint: Section 27.4
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among
 individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system
 components.
	1
14.	Male sex hormones are:
a.    androgens.
b.    estrogens.
c.    gonads.
d.    semen.
Hint: Section 27.2, Section 27.4, Section 27.5, and Section 27.8
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among
 individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system 
components.
	1
15.	The discharge of blood during the human female's period indicates that the:
a.    egg is being released from the ovary.
b.    lining of the uterus is being shed.
c.    ovarian follicles have developed into the corpus luteum.
d.    corpus luteum has developed into the ovarian follicle.
Hint: Section 27.7
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among 
individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system
 components.
	0
16.	Which of the following is a procedure that involves the cutting and tying off of the oviducts?
a.    Tubal ligation
b.    Vasectomy
c.    C-section
d.    Contraception
Hint: Section 27.10
SLO15:Evaluate the male and female reproductive systems and examine how sexuality differs among 
individuals and cultures.
LO15A:State the role played by each component of both the male and female reproductive system 
components.
	1
17.	Surface area in many kinds of organs is important because the amount of surface determines:
a.    how much material can pass through the membrane.
b.    which kinds of materials can pass through the membrane.
c.    when materials can pass through the membrane.
d.    where materials can pass through the membrane.
Hint: Section 24.1, Section 24.2, Section 24.3, Section 24.4, Section 24.5, and Section 24.6
SLO12:Identify the physiological process and examine the main systems of the human body and their
 functions.
LO12G:Examine how the circulatory system and respiratory system interact to maintain pH and oxygen 
levels.
	1
18.	Breathing is most directly controlled by (the):
a.    heart.
b.    lungs.
c.    diaphragm.
d.    conscious thought.
Hint: Section 24.4
SLO12:Identify the physiological process and examine the main systems of the human body and their 
functions.
LO12G:Examine how the circulatory system and respiratory system interact to maintain pH and oxygen 
levels.
	0
19.	Hormones:
a.    bind to specific cells called target cells.
b.    are produced only by the brain.
c.    are required in high concentrations to have any effect.
d.    are only able to diffuse short distances from where they are produced.
Hint: Section 26.3
SLO14:Describe the body- different immune mechanisms and examine various autoimmune diseases.
LO14B:Differentiate between T and B cells.
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20.	Which of the following is typical of an endocrine gland?
a.    It secretes into a duct.
b.    It produces enzymes for digestion.
c.    It usually secretes its products into the circulatory system.
d.    It increases the metabolic rate.
Hint: Section 26.3
SLO12:Identify the physiological process and examine the main systems of the human body and their 
functions.
LO12G:Examine how the circulatory system and respiratory system interact to maintain pH and oxygen
 levels.


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