TEST BANK FOR ANATOMY & PHYSIOLOGY 5TH
EDITION MICHAEL MCKINLEY VALERIE O’LOUGHLIN
THERESA BIDLE
What percentage of erythrocytes is the blood composed of? - ANSWER: 45
An individual with leukemia presents with abnormally low leukocyte levels. Which is
strongly correlated with this low blood cell count? - ANSWER: Weakened immune
system
What is the target of the luteinizing hormone in females? - ANSWER: ovary
A group of girls realize that their menstrual cycles begin around the same time every
month. What chemical signal causes this? - ANSWER: pheromone
Which of the following molecules is able to diffuse through the lining of the small
intestine? - ANSWER: glycerol
What is the epidermis composed of? - ANSWER: Merkel cells
Killer T cells and B cells are stimulated to act by a protein that _____ release -
ANSWER: helper T cells
What does actin attach to? - ANSWER: z line
What encases a bundle of myofibrils? - ANSWER: endomysium
Perimysium wraps directly around _____. - ANSWER: fascicles
How many ventricles is the brain composed of? - ANSWER: 4
Which of the following fills the ventricles in the brain? - ANSWER: cerebrospinal fluid
If the somatic nervous system sends information using motor neurons, it would most
likely directly affect the _____. - ANSWER: leg
Muscular contractions control the position of the scrotum, which _____. - ANSWER:
helps regulate the temperature of the testicles
Which of the following correctly orders the route of sperm from the testes to the
urethral opening? - ANSWER: Epididymis →vas deferens →urethra
How many lobes comprise the right lung? - ANSWER: 3
Why is it important to secrete mucous from epithelial cells? - ANSWER: It prevents
particles from entering the lungs.
, The skeletal system is comprised of bones and _____. - ANSWER: cartilage
Which bone type is part of the axial skeleton? - ANSWER: flat bone
Which describes the first step in urine formation? - ANSWER: Flow blood into the
glomerulus
hich of the following characteristics is unique to all prokaryotes? - ANSWER:
reproduces asexually
A scientist is watching a colony of bacteria on a plate, and the colony is growing.
Which process is most likely responsible for this growth? - ANSWER: binary fission
What is the purpose of RNA polymerase? - ANSWER: To function as an enzyme
The knee is _____ to the foot. - ANSWER: proximal
The breastbone, or sternum, is _____ to the chest. - ANSWER: medial
Which describes a characteristic of the dermal layer? - ANSWER: made of connective
tissue
What is usually the first line of defense in the human body when a pathogen
invades? - ANSWER: Mucous covering
Semen is composed of sperm and _____. - ANSWER: fluid produced by the male
accessory glands
The renal corpuscle can be divided into - ANSWER: the glomerulus and glomerular
capsule (or Bowman's capsule).
4 regions of the renal tubule - ANSWER: proximal convoluted tubule, nephron loop,
distal convoluted tubule, collecting duct
What is a function of the kidneys? - ANSWER: filter blood
ureters - ANSWER: send urine from the kidneys to bladder
Which of the following filtered substances is often reabsorbed into the bloodstream?
- ANSWER: water
The broadest level of the Linnaean taxonomic system is___________, and the
narrowest level is ________. - ANSWER: kingdom; species
EDITION MICHAEL MCKINLEY VALERIE O’LOUGHLIN
THERESA BIDLE
What percentage of erythrocytes is the blood composed of? - ANSWER: 45
An individual with leukemia presents with abnormally low leukocyte levels. Which is
strongly correlated with this low blood cell count? - ANSWER: Weakened immune
system
What is the target of the luteinizing hormone in females? - ANSWER: ovary
A group of girls realize that their menstrual cycles begin around the same time every
month. What chemical signal causes this? - ANSWER: pheromone
Which of the following molecules is able to diffuse through the lining of the small
intestine? - ANSWER: glycerol
What is the epidermis composed of? - ANSWER: Merkel cells
Killer T cells and B cells are stimulated to act by a protein that _____ release -
ANSWER: helper T cells
What does actin attach to? - ANSWER: z line
What encases a bundle of myofibrils? - ANSWER: endomysium
Perimysium wraps directly around _____. - ANSWER: fascicles
How many ventricles is the brain composed of? - ANSWER: 4
Which of the following fills the ventricles in the brain? - ANSWER: cerebrospinal fluid
If the somatic nervous system sends information using motor neurons, it would most
likely directly affect the _____. - ANSWER: leg
Muscular contractions control the position of the scrotum, which _____. - ANSWER:
helps regulate the temperature of the testicles
Which of the following correctly orders the route of sperm from the testes to the
urethral opening? - ANSWER: Epididymis →vas deferens →urethra
How many lobes comprise the right lung? - ANSWER: 3
Why is it important to secrete mucous from epithelial cells? - ANSWER: It prevents
particles from entering the lungs.
, The skeletal system is comprised of bones and _____. - ANSWER: cartilage
Which bone type is part of the axial skeleton? - ANSWER: flat bone
Which describes the first step in urine formation? - ANSWER: Flow blood into the
glomerulus
hich of the following characteristics is unique to all prokaryotes? - ANSWER:
reproduces asexually
A scientist is watching a colony of bacteria on a plate, and the colony is growing.
Which process is most likely responsible for this growth? - ANSWER: binary fission
What is the purpose of RNA polymerase? - ANSWER: To function as an enzyme
The knee is _____ to the foot. - ANSWER: proximal
The breastbone, or sternum, is _____ to the chest. - ANSWER: medial
Which describes a characteristic of the dermal layer? - ANSWER: made of connective
tissue
What is usually the first line of defense in the human body when a pathogen
invades? - ANSWER: Mucous covering
Semen is composed of sperm and _____. - ANSWER: fluid produced by the male
accessory glands
The renal corpuscle can be divided into - ANSWER: the glomerulus and glomerular
capsule (or Bowman's capsule).
4 regions of the renal tubule - ANSWER: proximal convoluted tubule, nephron loop,
distal convoluted tubule, collecting duct
What is a function of the kidneys? - ANSWER: filter blood
ureters - ANSWER: send urine from the kidneys to bladder
Which of the following filtered substances is often reabsorbed into the bloodstream?
- ANSWER: water
The broadest level of the Linnaean taxonomic system is___________, and the
narrowest level is ________. - ANSWER: kingdom; species
